Advanced solar cell concepts

2020

[500] S. O. Abdellatif, K. Kirah, D. Erni, F. Marlow "Modeling disorder in two-dimensional colloidal crystals based on SEM measurements", Appl. Opt., vol. 59, no. 33, (DOI: 10.1364/AO.408576), pp. 10432-10440, Nov. 20, 2020, (editor's pick)." Link to publication (restricted access)

[499] S. Abdellatif, S. Josten, A. S. G. Khalil, D. Erni, F. Marlow "Transparency and diffused light efficiency of dye-sensitized solar cells: Tuning and a new figure of merit", IEEE J. Photovolt., vol. 10, no. 2, (DOI: 10.1109/JPHOTOV.2020.2965399), pp. 522-530, March 2020." Link to publication (restricted access)

2019

[498] D. Erni, M. Jalali, H. Nadgaran "Semiperiodic ultra-broadband double-grating to improve c-Si thin-film solar cell's optical absorption, through numerical structural optimization", Crystals, vol. 9, no. 5, article no. 264, pp. 1-16, (DOI: 10.3390/cryst9050264), May 2019." Link to publication

[497] M. Jalali, T. Jalali, H. Nadgaran, D. Erni "Functionalizing plasmonic nanoparticles through adding a shell to improve electronic properties of c-Si thin-film solar cells", J. Opt. Soc. Am. B, vol. 36, no. 1, (DOI: 10.1364/JOSAB.36.000101), pp. 101-107, Jan. 2019." Link to publication (restricted access)

2018

[496] M. Jalali, T. Jalali, H. Nadgaran, D. Erni "The effect of adding a shell to plasmonic nanoparticles on the particle's fermi energy level", OSA Advanced Photonics Congress, July 2-5, ETH Zürich, Zürich, Switzerland, Session 'Joint Poster Session II', paper JTu5A.6, pp. 58, 2018." Link to publication (restricted access)

[495] M. Jalali, D. Erni, H. Nadgaran "Semi-periodic nanostructures: an apt solution to broadband optical applications", Days of Diffraction 2018 / 13th Int. Symp. on Nanophotonics and Metamaterials, June 4-8, Saint Petersburg, Russia, poster session, paper no. 17, pp. 161-162, 2018." Link to publication (restricted access)

[494] S. Abdellatif, S. Josten, P. Sharifi, K. Kirah, R. Ghannam, A. S. G. Khalil, D. Erni, F. Marlow "Optical investigation of porous TiO2 in mesostructured solar cells", Proc. SPIE 10526, Physics and Simulation of Optoelectronic Devices XXVI, (DOI: 10.1117/12.2288376), pp. 10526A-1-9, Feb. 2018." Link to publication (restricted access)

[493] S. Abdellatif, S. Josten, P. Sharifi, K. Kirah, R. Ghannam, A. S. G. Khalil, D. Erni, F. Marlow "Optical investigation of porous TiO2 in mesostructured solar cells", SPIE Photonics West 2018, Jan. 27 - Feb. 1, The Moscone Center, San Francisco, CA, USA, Session 2: 'Plasmonics', paper 10526-9, pp. 281, 2018."

[492] S. Abdellatif, P. Sharifi, K. Kirah, R. Ghannam, A. S. G. Khalil, D. Erni, F. Marlow "Refractive index and scattering of porous TiO2 films", Microporous and Mesoporous Mater., vol. 264, (DOI: 10.1016/j.micromeso.2018.01.011), pp. 84-91, July 1, 2018." Link to publication (restricted access)

2017

[491] M. Jalali, H. Nadgaran, D. Erni "Comparison between periodicity and randomness from an effective refractive index point of view; applicable to thin-film solar cells", Scientia Iranica F: Transactions on Nanotechnology, vol. 24, no. 6, (DOI: 10.24200/sci.2017.4596), pp. 3536-3541, Nov./Dec. 2017." Link to publication (restricted access)

[490] M. Jalali, H. Nadgaran, D. Erni "Design of silicon nano-bars anti-reflection coating to enhance the thin film solar cell efficiency", Int. J. Opt. Photon. (IJOP), vol. 11, no. 2, (DOI: 10.18869/acadpub.ijop.11.2.79), pp. 79-86, summer-fall 2017, (invited)." Link to publication (restricted access)

2016

[489] M. Jalali, H. Nadgaran, D. Erni "Semiperiodicity versus periodicity for ultra broadband optical absorption in thin-film solar cells", SPIE J. Nanophoton., vol. 10, no. 3, (DOI: 10.1117/1.JNP.10.036018), pp. 036018-1-11, Jul.-Sep., 2016." Link to publication (restricted access)

[488] M. Jalali, D. Erni, H. Nadgaran "Comparison between periodicity and randomness from an effective refractive index point of view applicable to thin-film solar cells", 6th Int. Conf. on Nanostructures (ICNS6), March 7-10, Kish Island, Iran, session "Energy (Solar)", talk O46, paper ID 936, pp. 1261-1263, 2016." Link to publication (restricted access)

[487] M. Jalali, H. Nadgaran, D. Erni "Design of silicon nano-bars anti-reflection coating to enhance thin-film solar cell efficiency", 22nd Iranian Conf. on Optics & Photonics, and 8th Conf. on Photonics Engineering and Technology (ICOP 2016), Jan. 26-28, Yazd University, Yazd, Iran, pp. 668-671, 2016." Link to publication (restricted access)

2015

[486] M. Jalali, D. Erni, H. Nadgaran "Semi-periodic gratings for broadband absorption in thin-film solar cells", European Conference on Lasers and Electro-Optics - European Quantum Electronics Conference (CLEO/Europe - EQEC 2015), June 21-25, Munich, Germany, Session "Light Management in Thin-film Solar Cells", paper JSI-2.3 SUN, 2015." Link to publication (restricted access)

[485] M. Jalali, D. Erni, H. Nadgaran "Photon management in c-Si solar cells via plasmonic nanogratings", CENIDE NanoBio Workshop 2015, March 12, Library for humanities and social sciences, Campus Essen, University of Duisburg-Essen, Germany, 2015." Link to publication (restricted access)

[484] M. Jalali, D. Erni, H. Nadgaran "Using functionalized core-shell nanoparticles for optical passivation", CENIDE Nanobiophotonics Symposium 2015, coordinated activity of the UNESCO International Year of Light 2015, March 11, New Lecture Hall Building Campus Essen, University of Duisburg-Essen, Germany, 2015." Link to publication (restricted access)

[483] M. Jalali, D. Erni, H. Nadgaran "Application of functionalized plasmonic nanoparticles by shells in thin-film solar cells", 1st National Electronic Conference of Applied Research in Engineering and Basic Sciences (AREBS 2015), March 11, Aluyam - Dept. R&D of Aluminum, Teheran, Iran, pp. 894-903, 2015, (in Persian, winner of the Best Paper Award)." Link to publication (restricted access)

2014

[482] R. Schmechel, M. Engel, D. Schäfer, D. Erni, N. Benson "Reduced Coulomb interaction in organic solar cells by the introduction of inorganic high-k nanostructured materials", 6th International Symposium on Technologies for Polymer Electronics (TPE 14), May 20-22, TU Ilmenau, Ilmenau, Germany, 2014."

[481] M. Engel, N. Benson, D. Schäfer, D. Erni, J. Kern, C. Deibel, E. M. Herzig, P. Mueller-Buschbaum, R. Schmechel "Reduced Coulomb interaction in organic solar cells by the introduction of high-k SrTiO3 nanoparticles", Ruperto-Carola Symposium/Hengstberger Symposium on Organic Electronics, May 16-18, University of Heidelberg, Heidelberg, Germany, 2014." Link to publication (restricted access)

[480] N. Benson, M. Engel, D. Schäfer, D. Erni, J. Kern, C. Deibel, E. M. Herzig, P. Müller-Buschbaum, R. Schmechel "Enhanced power conversion efficiencies for organic solar cells by enhancing the the effective orgaic thin film permittivity", Ruperto-Carola Symposium/Hengstberger Symposium on Organic Electronics, May 16-18, University of Heidelberg, Heidelberg, Germany, 2014." Link to publication (restricted access)

[479] N. Benson, M. Engel, D. Schäfer, D. Erni, J. Kern, C. Deibel, E. M. Herzig, P. Mueller-Buschbaum, R. Schmechel "Reduced Coulomb interaction in organic solar cells by the introduction of high-k SrTiO3 nanoparticles", Hengstberger Symposium on Organic Electronics, May 16-18, University of Heidelberg, Heidelberg, Germany, 2014." Link to publication (restricted access)

2013

[478] M. Engel, D. Schäfer, D. Erni, N. Benson, R. Schmechel "Reduced Coulomb interaction in organic solar cells by the introduction of organic high-k nanostructures", Phys. Status Solidi A, vol. 210, no. 9, pp. 1712-1718, DOI: 10.1002/pssa.201228771, Sept. 2013." Link to publication (restricted access)

[477] N. Benson, M. Engel, D. Schäfer, D. Erni, J. Kern, C. Deibel, E. M. Herzig, P. Müller-Buschbaum, R. Schmechel "Reduced Coulomb interaction in organic solar cells by the introduction of high-k SrTiO3 nanoparticles", PVSC 39 - 39th IEEE Photovoltaic Specialists Conference, June 16-21, Tampa Convention Center, Tampa, FL, USA, Session OPV Active Layers and Scale Up, paper #854, pp. 3086-3091, 2013." Link to publication (restricted access)

[476] M. Engel, D. Schäfer, D. Erni, N. Benson, R. Schmechel "Reduced Coulomb interaction in organic semiconductors: Tailoring the effective system permittivity", 1. Gordon Research Conference on Nanomaterials for Application in Energy Technology - Energy Conversion, Storage, and Transport, Feb. 3-8, Ventura Beach Mariott, Ventura, CA, USA, 2013."

2012

[475] M. Engel, D. Schäfer, D. Erni, N. Benson, R. Schmechel "Reduced Coulomb interaction in organic solar cells by the introduction of organic high-k nanostructures", arXiv, (www.arXiv.org), arXiv:1212.2799 [cond-mat.mtrl.sci], Dec. 12, 2012."

[474] N. Benson, M. Engel, D. Lupascu, D. Schäfer, D. Erni, R. Schmechel "Reduced Coulomb interaction in organic semiconductors: Tailoring the effective system permittivity", E-MRS 2012 Spring Meeting - European Materials Research Society, May 14-18, Congress Center, Strasbourg, France, Symposium H: Organic and Hybrid Materials for Flexible Electronics: Properties and Applications, paper 4-47, 2012, (best poster award)." Link to publication (restricted access)

Allgemeine Elektrotechnik

2022

[473] K. Rieger, D. Erni, D. Rueter "Noncontact reception of ultrasound from soft magnetic mild steel with zero bias field EMATs", NDT & E Int., (DOI: 10.1016/j.ndteint.2021.102569), vol. 25, no. 102569, pp. 102569–1-7, Jan. 2022." Link to publication (restricted access)

2021

[472] K. Rieger, D. Erni, D. Rueter "Unidirectional emission and detection of Lamb waves based on a powerful and compact coils-only EMAT", NDT & E Int., (DOI: 10.1016/j.ndteint.2021.102492), vol. 122, no. 102492, pp. 102492–1-11, Sept. 2021." Link to publication (restricted access)

[471] R. Nadarajah, L. Tasdemir, C. Thiel, S. Salamon, A. S. Semisalova, H. Wende, M. Farle, S. Barcikowski, D. Erni, B. Goekce "Formation of Fe-Ni nanoparticle strands in macroscopic polymer composites: Experiment and simulation", Nanomaterials, Special Issue 'Synthesis of Nanostructured Materials Induced by Laser Irradiation,' vol. 11, no. 8, article no. 2095, (DOI: 10.3390/nano11082095), pp. 1-20, Aug. 18, 2021." Link to publication

[470] K. Rieger, D. Erni, D. Rueter "Examination of the liquid volume inside metal tanks using noncontact EMATs from outside", IEEE Trans. Ultrason., Ferroelectr., Freq. Control, (DOI: 10.1109/TUFFC.2020.3022946), vol. 68, no. 4, pp. 1314- 1327, April. 2021." Link to publication (restricted access)

2020

[469] M. Franke, D. Erni, H. Hirsch "Analysis of the near field attenuation of an electrically long transmission line", VDE-Hochspannungstechnik 2020, ETG Energietechnische Gesellschaft im VDE, IEEE German Chapter of the Power & Energy Society (PES), and Deutsches Komitee der CIGRE, Nov. 9-11, Mercure Hotel MOA Berlin, Berlin, Germany, Poster Session: 'HGÜ & Isolationskoordination', pp. 613-618, 2020." Link to publication (restricted access)

[468] K. Rieger, D. Erni, D. Rueter "A compact and powerful EMAT design for contactless detection of inhomogeneities inside the liquid volume of metallic tanks", tm – Technisches Messen, (DOI: 10.1515/teme-2019-0124), vol. 87, no. 5, pp. 349-359, May 2020." Link to publication (restricted access)

2018

[467] C. Prall, D. Erni, D. Rueter "In-situ Messtechnik für die LED-Produktion: Emissionsspektrum während der Fertigung prüfen und korrigieren", Elektronik Messen + Testen, WEKA Fachmedien GmbH, Haar b. München, (https://www.weka-fachmedien.de/), pp. 44-46, Sept. 2018." Link to publication

2017

[466] N. Benson, L. A. Bitzer, C. Speich, D. Schäfer, D. Erni, W. Prost, F.J. Tegude, R. Schmechel "Modeling of electron beam induced GaAs nanowire attraction", Int. Workshop on Microstructural Functionality at the Nanoscale (MiFuN 2017), Oct. 4-6, Session '1D Systems', University of Duisburg-Essen, Duisburg, Germany, 2017." Link to publication (restricted access)

[465] C. Prall, D. Erni, D. Rueter "Analysis of the efficient high-temperature in-situ photoluminescence from GaN layers during epitaxial growth", Condens. Matter, vol. 2, no. 2, article no. 19, pp. 1-15, (DOI: 10.3390/condmat2020019), May 2017." Link to publication (restricted access)

2016

[464] L. A. Bitzer, C. Speich, D. Schäfer, D. Erni, W. Prost, F. J. Tegude, N. Benson, R. Schmechel "Modelling of electron beam induced nanowire attraction", J. Appl. Phys., vol. 119, no. 14, pp. 145101-1-6, (DOI: 10.1063/1.4945674), April 14, 2016." Link to publication (restricted access)

2015

[463] Y. -L. Lyu, F. -Y. Meng, G.-H. Yang, B.-J. Che, Q. Wu, L. Sun, D. Erni, L.-W. Li "A method of using nonidentical resonant coils for frequency splitting elimination in wireless power transfer", IEEE Trans. Power Electron., vol. 30, no. 11, pp. 6097-6107, (DOI: 10.1109/TPEL.2014.2387835), Nov. 2015." Link to publication (restricted access)

[462] A. Hagemeyer "Induktive Ladung und Datenaustausch - Eine Betrachtung", 8. Entwicklerforum Akkutechnologien, (www.batteryuniversity.eu), March 24-26, Stadthalle Aschaffenburg, Germany, 2015, (workshop presentation based on the corresponding master thesis)" Link to publication (restricted access)

[461] A. Hagemeyer "Induktive Ladung und Datenaustausch - Eine Betrachtung", Design & Elektronik Entwicklerforum, March 4-5, University of Applied Sciences Munich, Munich, Germany, 2015, (workshop presentation based on the corresponding master thesis)." Link to publication (restricted access)

2012

[460] N. H. L. Koster, M. Trick "Elektrische Blindleistung", Acentiss Engineering Day, Sept. 20, Ottobrunn, München, Germany, Acentiss GmbH, 2012, (invited talk)."

[459] B. Bamberg, A. Johann, P. Waldow "Energy efficiency in logistics - SmartKanban as an intelligent intra-logistics architecture for Kanban scenarios / Energieeffizienz in der Logistik am Beispiel von Kanban-Szenarien", it - Information Technology, special issue on energy efficiency in IT, vol. 54, no. 1, pp. 34-41, Feb. 2012." Link to publication (restricted access)

2010

[458] L. J. B. Qaseer "Micro-T circuit model for the analysis of cylindrical induction heating systems", IEEE Trans. Energy Convers., vol. 25, no. 4, pp. 1021-1027, Dec. 2010." Link to publication (restricted access)

[457] L. J. B. Qaseer "Micro-T circuit model for double and single sided induction heating systems", ACES J., vol. 25, no. 8, pp. 713-721, Aug. 2010." Link to publication (restricted access)

[456] J. H. Alwash, L. J. B. Qaseer "Three-dimensional finite element analysis of a helical motion induction motor", ACES J., vol. 25, no. 8, pp. 703-712, Aug. 2010." Link to publication (restricted access)

[455] L. J. B. Qaseer "Analysis of double and single sided induction heating systems by layer theory approach", J. Electromagnetic Analysis & Applications, vol. 2, no. 7, pp.403-410, July 2010." Link to publication (restricted access)

2008

[454] W. Bilgic, V. Schmetan, A. Bressanutti, D. Erni, C. Fausten, W. Pascher, H.-G. Schöneich, H.-W. Theilmeier-Aldehoff "Kathodischer Korrosionsschutz", eingeladener Vortrag, TGLK-Sonderthemenrunde, E.ON Ruhrgas AG, Essen, 29. Aug., 2008" Link to publication (restricted access)

Biomedizinische Technik

2022

[453] M. Klein, D. Erni, D. Rueter "An advanced magnetic induction tomography setup for biomedical 3D-imaging throughout the depth of a voluminous body", 43rd Photonics and Electromagnetics Research Symposium (PIERS 2022), hybrid/virtual conference including postponed PIERS 2021, April. 25-29, Hangzhou, China, Session 2P12a – 'SC5: Electromagnetic Sensing and Imaging for Biomedical Applications', pp. 1-2, 2022." Link to publication

2021

[452] M. Klein, D. Erni, D. Rueter "Three-dimensional magnetic induction tomography: Practical implementation for imaging throughout the depth of a low conductive and voluminous body", Sensors, vol. 21, no. 22, article no. 7725, pp. 1-17, (DOI: 10.3390/s21227725) Nov. 20, 2021." Link to publication

2020

[451] M. ír. M. Garcia, M. Vatanchi, K. T. Chaim, M. C. G. Otaduy, A. Rennings, D. Erni, W. Zylka "Investigating the influence of dielectric pads in 7T magnetic resonance imaging – simulated and experimental assessment", BMT 2020 – 54th DGBMT Annual Conference of the German Society for Biomedical Engineering/VDE-DGBMT, Deutsche Gesellschaft für Biomedizinische Technik, Sept. 29 – Oct. 1, Leipzig University, Leipzig, Germany, Session A2: 'Advances in MR Technology', 2020."

[450] Z. Ese, W. Zylka "Extension of the stoichiometric calibration of CT Hounsfield values to metallic materials", BMT 2020 – 54th DGBMT Annual Conference of the German Society for Biomedical Engineering/VDE-DGBMT, Deutsche Gesellschaft für Biomedizinische Technik, Sept. 29 – Oct. 1, Leipzig University, Leipzig, Germany, Poster Session: 'Imaging & Ultrasound in Medicine', 2020."

[449] M. ír. M. Garcia, M. Vatanchi, K. T. Chaim, M. C. G. Otaduy, A. Rennings, D. Erni, W. Zylka "Investigating the influence of dielectric pads in 7T magnetic resonance imaging – simulated and experimental assessment", Current Directions in Biomedical Engineering, vol.6, no. 3, (DOI: 10.1515/cdbme-2020-3007), article no. 20203007, pp. 1-4, Sept. 2020." Link to publication

[448] Z. Ese, W. Zylka "Extension of the stoichiometric calibration of CT Hounsfield values to metallic materials", Current Directions in Biomedical Engineering, vol.6, no. 3, (DOI: 10.1515/cdbme-2020-3135), article no. 20203135, pp. 1-4, Sept. 2020." Link to publication

[447] M. Klein, D. Erni, D. Rueter "Three-dimensional magnetic induction tomography: Improved performance for the center regions inside a low conductive and voluminous body", Sensors, vol. 20, no. 5, article no.1306, pp. 1-30, (DOI: 10.3390/s20051306), March 1, 2020." Link to publication

2019

[446] Z. Ese, W. Zylka "Influence of 12-bit and 16-bit CT values of metals on dose calculation in radiotherapy using PRIMO, a Monte Carlo code for clinical linear accelerators", BMT 2019 – 53rd DGBMT Annual Conference of the German Society for Biomedical Engineering/VDE-DGBMT Dreiländertagung D-A-CH, Deutsche Gesellschaft für Biomedizinische Technik, Sept. 25-26, Johann Wolfgan Goethe-Universität Frankfurt, Frankfurt/Main, Germany, 2019."

[445] M. ír. M. Garcia, T. R. Oliveira, D. Papoti, K. T. Chaim, M. C. G. Otaduy, D. Erni, W. Zylka "Experimental and numerical investigation of a small animal coil for ultra-high field magnetic resonance imaging (7T)", BMT 2019 – 53rd DGBMT Annual Conference of the German Society for Biomedical Engineering/VDE-DGBMT Dreiländertagung D-A-CH, Deutsche Gesellschaft für Biomedizinische Technik, Sept. 25-26, Johann Wolfgan Goethe-Universität Frankfurt, Frankfurt/Main, Germany, 2019."

[444] M. ír. M. Garcia, T. R. Oliveira, D. Papoti, K. T. Chaim, M. C. G. Otaduy, D. Erni, W. Zylka "Experimental and numerical investigations of a small animal coil for ultra-high field magnetic resonance imaging (7T)", Current Directions in Biomedical Engineering, vol. 5, no. 1, pp. 525-528, (DOI: 10.1515/cdbme-2019-0132), Sept. 2019." Link to publication

[443] Z. Ese, W. Zylka "Influence of 12-bit and 16-bit CT values of metals on dose calculation in radiotherapy using PRIMO, a Monte Carlo code for clinical linear accelerators", Current Directions in Biomedical Engineering, vol. 5, no. 1, pp. 597-600, (DOI: 10.1515/cdbme-2019-0150), Sept. 2019." Link to publication

[442] M. ír. M. Garcia, T. R. Oliveira, D. Papoti, K. Chaim, D. Erni, W. Zylka "Numerical evaluation of small animal warming potential when using a birdcage coil for 7T magnetic resonance imaging", 3rd YRA MedTech Symposium (YRA-MedTech 2019), YRA – Young Researchers Academy MedTech in NRW, May 24, FH Aachen, Campus Jülich, Jülich, Germany, Session 'MRI and Tomography', pp. 33-34, 2019." Link to publication

[441] Z. Ese, D. Erni, W. Zylka "The influence of CT tube current and voltage on extended Hounsfield Unit values", 3rd YRA MedTech Symposium (YRA-MedTech 2019), YRA – Young Researchers Academy MedTech in NRW, May 24, FH Aachen, Campus Jülich, Jülich, Germany, Session 'MRI and Tomography', pp. 27-28, 2019." Link to publication

[440] M. Dedic, J. T. Svejda, A. Rennings, D. Erni "Design and characterization of metamaterial-based zeroth order resonance antennas for 3T MRI", 3rd YRA MedTech Symposium (YRA-MedTech 2019), YRA – Young Researchers Academy MedTech in NRW, May 24, FH Aachen, Campus Jülich, Jülich, Germany, Session 'MRI and Tomography', pp. 25- 26, 2019." Link to publication

[439] Z. Ese, S. Qamhiyeh, J. Kreutner, G. Schaefers, D. Erni, W. Zylka "The CT extended Hounsfield unit range for higher precision in radiotherapy treatment planning for patients with active implantable medical devices", IFMBE Proc., Springer Nature, (DOI: 10.1007/978-981-10-9023-3_111), vol. 68/3, pp. 599-603, Jan. 2019." Link to publication (restricted access)

2018

[438] Z. Ese, S. Qamhiyeh, J. Kreutner, G. Schaefers, D. Erni, W. Zylka "Erweiterte CT Hounsfield Werte Skala als eine Methode zu Verbesserung der Strahlentherapie für Patienten mit aktiven und metallischen Implantaten", 49. Jahrestagung der Deutschen Gesellschaft für Medizinische Physik / 21. Jahrestagung der Deutschen Sektion der ISMRM (DGMP 2018), Sept. 19-22, Meistersingerhalle, Nuremberg, Germany, session 27 'Einfluss ionisierender Strahlung und MRT auf aktive Implantate Fachsitzung 6', paper FS 19, pp. 213, 2018." Link to publication (restricted access)

[437] Z. Ese, S. Qamhiyeh, J. Kreutner, G. Schaefers, D. Erni, W. Zylka "The CT extended Hounsfield unit range for higher precision in radiotherapy treatment planning for patients with active implantable medical devices", World Congress on Medical Physics and Biomedical Engineering (IUPESM 2018), June 3-8, Prague Congress Center (PCC), Prague, Czech Republik, session MT19 'Radiation Oncology Physics and Systems', paper T19-082, ID 606, 2018."

[436] Z. Ese, M. Kressmann, J. Kreutner, G. Schaefers, D. Erni, W. Zylka "Influence of conventional and extended CT-scale range on quantification of Hounsfield units of medical implants and metallic objects", tm – Technisches Messen, (DOI: 10.1515/teme-2017-0122), vol. 85, no. 5, pp. 343-350, April 2018." Link to publication (restricted access)

[435] I. A. Elabyad, T. Herrmann, C. Bruns, J. Bernarding, D. Erni "RF shimming and improved SAR safety for MRI at 7T with combined eight-element stepped impedance resonators and traveling-wave antenna", IEEE Trans. Microw. Theory Techn., vol. 66, no. 1, (DOI: 10.1109/TMTT.2017.2708707), pp. 540-555, Jan. 2018." Link to publication (restricted access)

2017

[434] F. Schreiber, D. Erni "How the liquid contact angle saturates by the electrowetting effect", 2nd YRA MedTech Symposium (YRA-MedTech 2017), Young Researchers Academy - MedTech in NRW, jointly held with the IEEE Workshop 2017 (Instrumentation & Measurement Chapter IEEE Germany Section) & SENSORICA 2017, June 8-9, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, session "Cell Handling and Cell Analysis", paper no. 9, pp. 98-99 (IEEE Workshop), pp. 21-22 (YRA Symposium), 2017." Link to publication (restricted access)

[433] Z. Ese, M. Kressmann, J. Kreutner, A. Douiri, S. Scholz, W. Görtz, L. Lüdemann, G. Schaefers, D. Erni, W. Zylka "A comparison of CT Hounsfield units of medical implants and their metallic and electrical components determined by a conventional and an extended CT-scale", 2nd YRA MedTech Symposium (YRA-MedTech 2017), Young Researchers Academy - MedTech in NRW, jointly held with the IEEE Workshop 2017 (Instrumentation & Measurement Chapter IEEE Germany Section) & SENSORICA 2017, June 8-9, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, session "CT, fMRI, HF Therapy, and Radiotherapy", paper no. 4, pp. 90-91 (IEEE Workshop), pp. 12-13 (YRA Symposium), 2017." Link to publication (restricted access)

[432] Z. Chen, K. Solbach, D. Erni, A. Rennings "Field distribution and coupling investigation of an eight-channel RF coil consisting of different dipole elements for 7-T MRI", IEEE Trans. Biomed. Eng., vol. 64, no. 6, (DOI: 10.1109/TBME.2016.2602441), pp. 1297-1304, June. 2017." Link to publication (restricted access)

2016

[431] S. Kahnert, F. Schreiber, A. Goehlich, D. Greifendorf, K. Lennartz, U. Kirstein, F. Bartels, U. Janzyk, A. Rennings, D. Erni, R. Küppers, H. Vogt "Digital microfluidics for microchip-based cell sorting", 6. GMM-Workshop / Mikro-Nano-Integration (MNI), VDE/VDI-Gesellschaft Mikroelektronik, Mikrosystem- und Feinwerktechnik (GMM), Oct. 5-6, Fraunhofer inHaus-Zentrum, Duisburg, Germany, Themenkomplex 1: Systeme auf Basis der MNI, pp. 7, and GMM-Fachbericht 86: Mikro-Nano-Integration, pp. 17-21, Berlin: VDE Verlag GmbH, 2017." Link to publication (restricted access)

[430] I. A. Elabyad, T. Herrmann, C. Bruns, J. Bernarding, D. Erni "Improved field homogeneity for multi-channel stepped impedance microstrip transceiver arrays and travelling wave for MRI at 7T", 46th European Microwave Conference (EuMC 2016) / 19th European Microwave Week (EuMW 2016), Oct. 3-7, London, UK, session 'EuMC Poster02', paper EuMC P02-17, pp. 1215-1218, 2016." Link to publication (restricted access)

[429] F. Schreiber, A. Rennings, D. Erni "Towards a final explanation of the contact angle saturation in electrowetting based on the exploration of the Maxwell stress tensor at a triple point", Int. Conf. on The Materials Chain – from Discovery to Production (MCIC 2016), UA Ruhr, May 30 – June 1, Ruhr University Bochum (RUB), Bochum, Germany, Session 'Discovery', 2016." Link to publication (restricted access)

[428] Z. Ihsan, M. Abbasi, G. Schaefers "Robust simulation of MRI gradient field-induced vibration of an implantable medical device", 24th Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM 2016), May 07-13, Suntec Singapore Convention & Exhibition Centre, Singapore, Session 'MR Safety', pp. 3654, 2016." Link to publication (restricted access)

[427] M. Abbasi, Y. Noureddine, G. Schaefers, D. Erni "Uncertainty of RF induced heating tests of a generic orthopedic implant in different phantoms", 24th Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM 2016), May 07-13, Suntec Singapore Convention & Exhibition Centre, Singapore, Session 'MR Safety', pp. 3645, 2016, (winner of the ISMRM trainee stipend)." Link to publication (restricted access)

[426] S. Kahnert, K. Lennartz, A. Goehlich, D. Greifendorf, F. Schreiber, U. Kirstein, F. Bartels, U. Janzyk, A. Rennings, D. Erni, R. Küppers, H. Vogt "Development of a microchip based cell sorting device", BIO.NRW.academy, From Mice to Men: Road to Human Relevant Alternative Methods for Safety Assessment, May 2, Henkel AG & Co. KgaA Düsseldorf, Germany, 2016." Link to publication (restricted access)

[425] F. Schreiber, S. Kahnert, A. Goehlich, D. Greifendorf, F. Bartels, U. Janzyk, K. Lennartz, U. Kirstein, A. Rennings, R. Küppers, D. Erni "Mikrofluidik-Chip-Architekturen für eine Zell-Sortieranlage basierend auf der Elektrowetting-Technologie", tm - Technisches Messen, vol. 83, no. 5, pp. 274-288, (DOI: 10.1515/teme-2015-0054), Mai, 2016." Link to publication (restricted access)

[424] F. Schreiber, S. Kahnert, A. Goehlich, D. Greifendorf, F. Bartels, U. Janzyk, K. Lennartz, U. Kirstein, A. Rennings, R. Küppers, D. Erni "Efficient chip architectures for a microfluidic cell sorter actuated by electrowetting and its electro-hydrodynamic analysis", 1st YRA MedTech Symposium (YRA-MedTech 2016), YRA - Young Researchers Academy MedTech in NRW, April 8, University of Duisburg-Essen, Duisburg, Germany, poster session, pp. 31-32, 2016." Link to publication (restricted access)

[423] D. Xu, D. Rueter, D. Erni "Non-contact radiative temperature monitoring of blood plasma and packed red blood cells in a powerful microwave environment", 1st YRA MedTech Symposium (YRA-MedTech 2016), YRA - Young Researchers Academy MedTech in NRW, April 8, University of Duisburg-Essen, Duisburg, Germany, session: Thermal Treatments, pp.66-67, 2016." Link to publication (restricted access)

[422] Z. Chen, K. Solbach, D. Erni, A. Rennings "Coupling investigation between RF coil array elements backed by surface impedance characterized shields for 7 Tesla MRI", German Microwave Conference (GeMiC 2016), March 14-16, Bochum, Germany, Session S02: Tomography and Imaging, paper S02.5, pp. 112-115, 2016." Link to publication (restricted access)

2015

[421] S. Kahnert, F. Schreiber, A. Goehlich, D. Erni, D. Greifendorf, K. Lennartz, U. Kirstein, F. Bartels, U. Janzyk, A. Rennings, R. Küppers, H. Vogt "Entwicklung einer Mikrochip navigierten Zellsortieranlage", 6. Mikrosystemtechnik-Kongress 2015 (MST 2015), VDE, and Bundesministerium für Bildung und Forschung (BMBF), Oct. 26-28, Stadthalle Karlsruhe, Karlsruhe, Germany, paper 3.6, pp. 463-466, 2015." Link to publication (restricted access)

[420] M. Abbasi, I. Zainul, N. Fuelle, G. Schaefers, D. Erni "Evaluation of RF heating surrounding a heart-valve implant at 64 MHz (1.5 T MRI system)", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 28, no. suppl 1, pp. S223-S224, Oct. 2015, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 32nd Annual Sci. Meeting (ESMRMB 2015), Oct. 1-3, Edinburgh, UK, session 'MR Engineering and Physics', paper 290 (lightning talk and poster), pp. 62, 2015." Link to publication (restricted access)

[419] M. Abbasi, I. Zainul, M. Kressmann, G. Schaefers, D. Erni "Investigation of MRI gradient field-induced heating of heart-valve implant at 2.5 kHz", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 28, no. suppl 1, pp. S439-S440, Oct. 2015, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 32nd Annual Sci. Meeting (ESMRMB 2015), Oct. 1-3, Edinburgh, UK, session 'Basic Science: Intervention, Safety, Bioeffects, Quality', paper 568 (E-poster), pp. 110, 2015." Link to publication (restricted access)

[418] Z. Chen, M. Abbasi, K. Solbach, D. Erni, A. Rennings "RF dipole coil with novel slotted shielding plate achieving an improved B1 distribution for 7 T MRI", 23rd Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM 2015), May 30 - June 5, Toronto, Canada, Session 'Non-Array RF Coils & Other Hardware', pp. 3092, 2015." Link to publication (restricted access)

[417] M. Abbasi, G. Schaefers, A. Douiri, D. Erni "MR safety investigation of RF heating of a generic wire-shaped device immersed to a human body simulating medium at 63.58 MHz (1.5 T MRI-equivalent)", 23rd Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM 2015), May 30 - June 5, Toronto, Canada, Session 'Safety in MRI', pp. 1861, 2015, (winner of the ISMRM trainee stipend). " Link to publication (restricted access)

[416] F. Schreiber, S. Kahnert, A. Goehlich, D. Greifendorf, F. Bartels, U. Janzyk, K. Lennartz, U. Kirstein, A. Rennings, R. Küppers, D. Erni "Mikrofluidik-Chip-Architekturen für eine Zell-Sortieranlage basierend auf der Elektrowetting-Technologie", IEEE Workshop Medizinische Messtechnik 2015, Instrumentation and Measurement Chapter IEEE Germany Section, Proc. Vol. 4, April 17, University of Applied Sciences Ruhr-West (HRW), Muelheim an der Ruhr, Germany, pp. 27-28, 2015." Link to publication (restricted access)

2014

[415] S. Kahnert, A. Goehlich, D. Greifendorf, H. Vogt, K. Lennartz, U. Kirstein, B. Göllner, U. Michelsen, F. Bartels, F. Schreiber, A. Rennings, D. Erni "Development of a microchip based cell sorting device", Biomedical Engineering / Biomedizinische Technik, vol. 59, no. S-1, pp. S137-S139, (DOI: 10.1515/bmt-2014-5001), Oct. 2014." Link to publication (restricted access)

[414] S. Kahnert, K. Lennartz, U. Kirstein, F. Schreiber, D. Erni, A. Goehlich, H. Vogt, D. Greifendorf, B. Göllner, F. Bartels, A. Rennings, U. Michelsen "Development of a microchip based cell sorting device", BMT 2014 - 48th DGBMT Annual Conference, Deutsche Gesellschaft für Biomedizinische Technik, Oct. 8-10, Hannover, Germany, Track B: 'Biosensors and Bioanalytics', Paper 4056, 2014." Link to publication (restricted access)

[413] Z. Chen, O. Kraft, K. Solbach, D. Erni, A. Rennings "A 4-channel RF coil based on novel dipole-element with eigen-resonant shielding plate for 7-Tesla magnetic resonance imaging", 44th European Microwave Conference (EuMC 2014) / European Microwave Week (EuMW 2014), Oct. 6-9, Rome, Italy, Session 'Microwave-Based Medical Applications', paper EuMC25-02, pp. 476-479, 2014." Link to publication (restricted access)

[412] M. Abbasi, G. Schaefers, D. Erni "Homogeneity of electric field in racetrack phantom for RF-heating test of large size medical implants", 26th International Conference of the Society for Medical Innovation and Technology (SMIT 2014), Sept. 18-20, Shanghai Jinxueyuan Hotel, Shanghai, China, Poster Session, 2014." Link to publication (restricted access)

[411] M. Abbasi, G. Schaefers, D. Erni "Evaluation of ASTM and racetrack phantom for safety test of medical implants in respect to ASTM F2182-11a and ISO/TS 10974 (technical specification)", ISMRM Workshop on Safety in MRI: Guidelines, Rationale, and Challenges, Sept. 4-7, Renaissance Hotel Wahington DC, USA, Paper #6, Session "RF Magnetic Fields", 2014, (winner of the ISMRM trainee stipend)." Link to publication (restricted access)

[410] F. Schreiber, S. Kahnert, A. Goehlich, D. Greifendorf, F. Bartels, U. Michelsen, K. Lennartz, U. Kirstein, A. Rennings, R. Küppers, D. Erni "An efficient on-chip electrowetting cell sorter architecture based on smart diffusion", Microfluidics 2014, EMBL Conference, July 23-25, EMBL Heidelberg, Germany, paper #133, pp. 155, 2014." Link to publication (restricted access)

[409] Z. Chen, A. Rennings, K. Solbach, D. Erni "Coupling investigation of different RF coil elements for 7-Tesla magnetic resonance imaging based on characteristic mode analysis", IEEE Int. Microwave Symposium (IMS 2014), June 1-6, Tampa Bay, FL, USA, Session 'Recent Advances in Biomedical Imaging', paper TH2E-3, pp. 1050, 2014. " Link to publication (restricted access)

[408] J. D. Sanchez, M. Abbasi, A. Douiri, M. Choli, W. Goertz, G. Schaefers "MRI gradient field-induced heating and its frequency dependency for different materials", Joint Annual Meeting ISMRM-ESMRMB 2014, May 10-16, MiCo-Milano Congressi, Milano, Italy, Paper #4871, Session 'RF Coils, Waveguides & Dielectrics', pp. 4817, 2014. " Link to publication (restricted access)

[407] A. Rennings, K. Wang, L. Chen, F. Wetterling, D. Erni "An electromagnetic-simulation based investigation of the dielectric padding approach for head imaging at 7T", Joint Annual Meeting ISMRM-ESMRMB 2014, May 10-16, MiCo-Milano Congressi, Milano, Italy, Paper #4817, Session 'RF Coils, Waveguides & Dielectrics', pp. 4817, 2014. " Link to publication (restricted access)

[406] M. Abbasi, G. Schaefers, J. D. Sanchez, D. Erni "Worst-case analysis of RF induced heating during MRI scanning in a generic multi-component orthopedic medical implant applying the design of experiment method (DoE)", Joint Annual Meeting ISMRM-ESMRMB 2014, May 10-16, MiCo-Milano Congressi, Milano, Italy, Paper #4866, Session' MR Safety and RF Arrays', pp. 4866, 2014, (poster award, i.e. magna cum laude in the ISMRM Merit Award). " Link to publication (restricted access)

2013

[405] F. Schreiber, A. Rennings, D. Erni "Optimierung von Chip-Architekturen effizienter Zellsorter basierend auf dem Elektrowetting-Verfahren", 4. Mikrosystemtechnik-Kongress 2013 (MST 2013), VDE und Bundesministerium für Bildung und Forschung (BMBF), Oct. 14-16, Eurogress, Aachen, Germany, paper 1.21, pp. 413-416, 2013." Link to publication (restricted access)

[404] Z. Chen, A. Rennings, K. Solbach, D. Erni "A 4-channel RF coil with large longitudinal field-of-view for 7-T-MRI", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 26, no. suppl 1, pp. 188-189, Oct. 2013, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 30th Annual Sci. Meeting (ESMRMB 2013), Oct. 3-5, Toulouse, France, paper 241, pp. 67, 2013." Link to publication (restricted access)

[403] Z. Chen, K. Solbach, D. Erni, A. Rennings "RF coil element with longitudinal and transversal two-peak field distribution for low SAR 7-Tesla magnetic resonance imaging", IEEE Int. Microwave Symposium (IMS 2013), June 2-7, Seattle, USA, paper WE1E-2, pp. 1-4, 2013." Link to publication (restricted access)

[402] Z. Chen, K. Solbach, D. Erni, A. Rennings "Dipole RF Element for 7 Tesla magnetic resonance imaging with minimized SAR", 7th European Conference on Antennas and Propagation (EuCAP 2013), April 8-12, Gothenburg, Sweden, Session CM1a.1, pp. 1716-1719, 2013, (invited paper)." Link to publication (restricted access)

2012

[401] G. Saleh, K. Solbach, A. Rennings "SAR reduction for dipole RF coil element at 7 Tesla by using dielectric overlay", Loughborough Antennas & Propagation Conference (LSPC 2012), Nov. 12-13, Loughborough, UK, paper D07, 2012" Link to publication (restricted access)

[400] A. Rennings, L. Chen, S. Otto, D. Erni "B1-field inhomogeneity problem of MRI: Basic investigations on a head-tissue-simulating cylinder phantom excited by a birdcage-mode", EuMW 2012 - European Microwave Week, Oct. 28 - Nov. 2, Amsterdam, the Netherlands, paper EuMC28-4, pp. 542-545, 2012." Link to publication (restricted access)

[399] B. Göllner, D. Kerkhoff, U. Michelsen, M. Padberg, F. Schreiber, D. Erni "Design optimization of an electrowetting cell sorter chip platform", BMT 2012 - 46. DGBMT Jahrestagung, Deutsche Gesellschaft für Biomedizinische Technik, Sept. 16-19, Jena, Germany, Track G: Innovative Methods in Tissue Engineering & Regenerative Medicine, Track G, pp. 59, 2012." Link to publication (restricted access)

[398] B. Göllner, D. Kerkhoff, U. Michelsen, M. Padberg, F. Schreiber, D. Erni "Design optimization of an electrowetting cell sorter chip platform", Biomedical Engineering / Biomedizinische Technik, vol. 57, no. SL-1, pp. 978-981, Sept. 2012." Link to publication (restricted access)

Computerorientierte Feldtheorie

2020

[397] V. Jandieri, P. Baccarelli, G. Valerio, K. Yasumoto, G. Schettini "Modal propagation in periodic chains of circular rods: Real and complex solutions", IEEE Photon. Technol. Lett., vol. 32, no. 17, pp. 1053-1056, (DOI: 10.1109/LPT.2020.3011321), Sept. 1, 2020" Link to publication (restricted access)

2019

[396] V. Jandieri, K. Yasumoto, J. Pistora, D. Erni "Analysis of scattering by plasmonic gratings of circular nanorods using lattice sums technique", Sensors, Spec. Issue: Advances in Plasmonic Sensing, vol. 19, no. 18, article no. 3923, pp. 1-10, (DOI: 10.3390/s19183923), Sept. 11, 2019." Link to publication

[395] V. Jandieri, P. Baccarelli, G. Valerio, G. Schettini "1-D periodic lattice sums for complex and leaky waves in 2-D structures using higher order Ewald formulation", IEEE Trans. Antennas Propagat., vol. 67, no. 4, pp. 2364-2378, (DOI: 10.1109/TAP.2019.2894280), April 2019." Link to publication (restricted access)

[394] V. Jandieri, P. Baccarelli, G. Valerio, G. Schettini "Full-wave analysis of leaky modes in EBG structures by using the lattice sum technique", Int. Workshop on Antenna Technology (iWAT 2019), March 3-6, Florida International University, Graham Center, Miami, FL, USA, session 'Near Field, Metamaterials, Antenna Techniques, Broadband, Miniaturized & Small Antennas', paper TI-3.5, 2019, (invited paper)." Link to publication (restricted access)

[393] T. Liebig "openEMS - An introduction and overview using an EM field solver to design antennas and PCBs", (zum Video) FOSDEM 2019, February 2-3, Universite libre de Bruxelles, Campus du Solbosch, Brussels, Belgium, Session 'CAD and Open Hardware devroom (18)', 2019."

2017

[392] V. Jandieri, P. Baccarelli, G. Valerio, S. Ceccuzzi, C. Ponti, G. Schettini "Efficient and rigorous analysis of leaky modes in 2-D EBG guiding structures", Int. Conf. on Electromagnetics in Advanced Applications (ICEAA 2017), IEEE/ICEAA/APWC, Sept. 11-15, Verona, Italy, Session 31: 'Novel Mathematical Methods in Electromagnetics', paper 31-2, pp. 444-445, 2017." Link to publication (restricted access)

[391] P. Baccarelli, V. Jandieri, G. Valerio, G. Schettini "Efficient computation of the lattice sums for leaky waves using the Ewald method", 11th European Conference on Antennas and Propagation (EuCAP 2017), March 19-24, Session 'Antennas – Methods and Tools', Palais des Congrès, Paris, France, paper no. 1570318072, (DOI: 10.23919/EuCAP.2017.7928642), pp. 3222-3223, 2017." Link to publication (restricted access)

2016

[390] H. K. Rouf, D. Erni "Scattered field leapfrog ADI-FDTD method for Drude dispersive media", IEEE Antennas Wireless Propag. Lett., vol. 15, pp. 1585-1588, (DOI: 10.1109/LAWP.2016.2517572), 2016." Link to publication (restricted access)

[389] H. K. Rouf, D. Erni "Unconditionally stable FDTD scattered field formulation for dispersive media", Microw. Opt. Technol. Lett., vol. 58, no. 8, pp. 1778-1782, (DOI: 10.1002/mop.29963), Aug. 2016." Link to publication (restricted access)

[388] J. T. Svejda, A. Rennings, D. Erni "openEMS based 3D-EM field simulations with use of complex weighted superposition principle", EDUHF-LAB MRI Workshop 2016, BioEM Simulation for UHF MRI, May 19, Medical Campus, Otto-von-Guericke University Magdeburg, Gemany, 2016, (invited talk)." Link to publication (restricted access)

2015

[387] H. K. Rouf "Improvement of computational performance of implicitfinite-difference time-domain method", Prog. Electromagn. Res. M (PIER M),vol. 43, pp. 1-8, 2015." Link to publication (restricted access)

2014

[386] J. T. Svejda, T. Liebig, A. Rennings, D. Erni "openEMS - A free and open electromagnetic solver", EDUHF-LAB MRI Workshop 2014, April. 17, Medical Campus, Otto-von-Guericke University Magdeburg, Germany, 2014, (invited talk)." Link to publication (restricted access)

2013

[385] T. Liebig, A. Rennings, S. Held, D. Erni "openEMS - A free and open source equivalent-circuit (EC) FDTD simulation platform supporting cylindrical coordinates suitable for the analysis of traveling wave MRI applications", Int. J. Numer. Model., Special Issue on Optimization, vol. 26, no. 6, pp. 680-696, Nov./Dec. 2013." Link to publication (restricted access)

2012

[384] T. Liebig, A. Rennings, S. Held, D. Erni "openEMS - A free and open source equivalent-circuit (EC) FDTD simulation platform supporting cylindrical coordinates suitable for the analysis of traveling wave MRI applications", Int. J. Numer. Model., online, DOI: 10.1002/jnm.1875, Dec. 10, 2012." Link to publication (restricted access)

[383] T. Liebig, A. Rennings, D. Erni "The openEMS simulation project - A free and open source EC-FDTD solver for advanced MRI application", Annual Meeting of the MR-EM Forum, Dec. 9, Erwin L. Hahn Institute for Magnetic Resonance Imaging, Essen, Germany, 2012." Link to publication (restricted access)

[382] T. Liebig, A. Rennings, D. Erni "openEMS – A Free and Open Source Cartesian and Cylindrical EC-FDTD Simulation Platform Supporting Multi-Pole Drude/Lorentz Dispersive Material Models for Plasmonic Nanostructures", 8th Workshop on Numerical Methods for Optical Nano Structures (organized by OptETH and the Fred Tischer Lecture Series), July 2-4, ETH Zurich, Session on Metamaterials, Periodic Structures, and Numerical Methods I, Switzerland, 2012." Link to publication (restricted access)

2011

[381] T. Liebig "Simulation elektromagnetischer Felder", Alumni Newsletter, vol. 10, no. 4, netzwerk-ElektroDU, Universität Duisburg-Essen, (www.alumni-iw.uni-duisburg-essen.de), pp. 11, Dec. 2011." Link to publication (restricted access)

[380] I. Stockem, A. Rennings, D. Erni "Charakteristische Moden mit FEKO", XIII. German FEKO User Meeting, Nov. 8, Commundo Tagungshotel Stuttgart, Germany, 2011." Link to publication (restricted access)

2010

[379] A. Rennings, A. Lauer, C. Caloz, I. Wolff "Equivalent circuit (EC) FDTD method for dispersive materials: Derivation stability criteria and application examples", in Time Domain Methods in Electrodynamics: A Tribute to Wolfgang J. R. Hoefer (Eds.: P. Russer, U. Siart), pp. 211-238, Springer Proceedings in Physics vol. 121, Berlin: Springer-Verlag, (Paperback, ISBN 978-3642088285), 2010."

2009

[378] S. Otto, S. Held, A. Rennings, K. Solbach "Array and multiport antenna farfield simulation using EMPIRE, MATLAB and ADS", 39th European Microwave Conf. (EuMC 2009), Sept. 29 – Oct. 1, Rome, Italy, pp. 1547-1550, 2009." Link to publication (restricted access)

[377] G. Stark, M. Mishrikey, F. Robin, H. Jaeckel, C. Hafner, R. Vahldieck, D. Erni "Positional dependence of FDTD mode detection in photonic crystal systems", Int. J. Numer. Model., vol. 22, no. 2, pp. 201-218, March/April 2009." Link to publication (restricted access)

2008

[376] W. Bilgic, I. Wolff, D. Erni "Energy-based stability criterion for the finite-difference time-domain method", Asia-Pacific Microwave Conf. (APMC 2008), Dec. 16-19, Hong-Kong, Dec. 19-20, Macau, China, Session F5-07, 2008." Link to publication (restricted access)

[375] W. Bilgic, X. Cui, I. Wolff, D. Erni "Subgridding capabilities of the wavelet-transformed FDTD scheme", Asia-Pacific Microwave Conf. (APMC 2008), Dec. 16-19, Hong-Kong, Dec. 19-20, Macau, China, Session A4-40, 2008." Link to publication (restricted access)

2007

[374] G. Stark, F. Robin, M. Mishrikey, C. Hafner, R. Vahldieck, D. Erni "Positional dependance of mode detection in FDTD based photonic crystal simulations", 2007 Workshop on Computational Electromagnetics in Time-Domain (CEM-TD 2007), Oct. 15-17, Perugia, Italy, 2007." Link to publication (restricted access)

[373] A. Rennings, A. Lauer, C. Caloz, I. Wolff "Extended equivalent circuit FDTD: special computational cells and their stability criteria", in Proc. Time Domain Methods in Modern Engineering Electrodynamics, Symposium in the Honor of Prof. Wolfgang J. R. Hoefer, May 16-17, TU München, Munich, Germany, May 2007. (invited)" Link to publication (restricted access)

[372] T. Jalali, K. Rauscher, A. Mohammadi, D. Erni, C. . Hafner, W. Bächtold, M. Z. Shoushtari "Efficient effective permittivity treatment for the two-dimensional finite difference time-domain simulation of photonic crystals", J. Comput. Theor. Nanosci., vol. 4, no. 3, pp. 644-648, May 2007." Link to publication (restricted access)

[371] W. Bilgic, I. Wolff, D. Erni "Application of the energy-based stability condition for the spatial wavelet-transformed FDTD scheme", The 23rd Annual Review of Progress in Applied Computational Electromagnetics (ACES 2007), March 19-23, Verona, Italy, pp. 32-39, 2007." Link to publication (restricted access)

[370] W. Bilgic, I. Wolff, D. Erni "Perspective of the uniaxial wavelet-transformed FDTD scheme", The 23rd Annual Review of Progress in Applied Computational Electromagnetics (ACES 2007), March 19-23, Verona, Italy, pp. 50-57, 2007." Link to publication (restricted access)

Elektromagnetische und optische Metamaterialien

2021

[369] P. Baccarelli, L. Tognolatti, V. Jandieri, S. Ceccuzzi, C. Ponti, G. Schettini "Leaky-wave radiation from 2-D dielectric lattices excited by an embedded electric line source", IEEE Trans. Antennas Propagat., vol. 69, no. 11, pp. 7404-7418, (DOI: 10.1109/TAP.2021.3083768), Nov. 2021." Link to publication

[368] L. Tagnolatti, P. Baccarelli, V. Jandieri, S. Ceccuzzi, C. Ponti, G. Schettini "Dielectric photonic crystal slabs: Leaky-wave radiation from an embedded 2-D electric line source", 2021 IEEE Int. Conf. on Microwaves, Antennas, Communications and Electronic Systems (COMCAS 2021), Nov. 1-3, David. Int. Continental Hotel, Tel Aviv, Israel, Special Session: 'Computational Photonics: Theory and Applications,' pp. 44-47, 2021, (invited paper)." Link to publication (restricted access)

[367] L. Tognolatti, P. Baccarelli, S. Ceccuzzi, C. Ponti, G. Schettini, V. Jandieri "Electromagnetic band-gap leaky-wave antennas based on grounded dielectric lattices", IEEE AP-S 2021, Antenna and Propagation Symposium, and USNC/URSI Radio Science Meeting, Dec. 4-11, Marina Bay Sands, Singapore, Session WE-A2.2P 'Metasurfaces, FSS and EBG Materials II', Paper WE-A2.2P.9, 2021." Link to publication (restricted access)

2020

[366] L. Tognolatti, P. Baccarelli, V. Jandieri, S. Ceccuzzi, C. Ponti, G. Schettini "Directive leaky-wave radiation from a line source in 2-D EBG array of scatterers", XXXIII General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS 2020), Aug. 29 – Sept. 5, Sapienza Faculty of Engineering, Rome, Italy, paper no. B10-04, 2020." Link to publication (restricted access)

[365] S. Ceccuzzi, L. Tognolatti, P. Baccarelli, V. Jandieri, C. Ponti, G. Schettini "Radiation Shaping by Using Lattice Modes in a Dual-feed Dielectric Structure", 14th Europ. Conf. on Antennas and Propagation (EuCAP 2020), March 15-20, Copenhagen, Denmark, Session CS32: 'High-Frequency Methods and Applications,'paper CS32.3, pp. 1-3, 2020, (invited paper)." Link to publication (restricted access)

2019

[364] V. Jandieri, P. Baccarelli, G. Valerio, G. Schettini "A full-wave numerical approach for leaky modes in EBG structures", Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), June 17-20, University of Rome 'La Sapienza', Rome, Italy, Session 2A6 – Focus Session SC1 & SC2 & SC4: 'Leaky Waves in Electromagnetics', pp. 553-554, 2019." Link to publication

[363] P. Baccarelli, V. Jandieri, S. Ceccuzzi, C. Ponti, G. Schettini "2-D EBG waveguides: an analysis in terms of leaky waves", Int. Symp. on Electromagnetic Theory (EMTS 2019), URSI Commission B, May 27-31, San Diego, CA, USA, Session BD10: 'Antennas and microwave devices inspired by electromagnetic band gap I', paper D10-5, pp. 75, 2019, (invited paper)." Link to publication (restricted access)

2018

[362] P. Baccarelli, S. Ceccuzzi, V. Jandieri, C. Ponti, G. Schettini "Recent advances on EBG cavity antennas", XXII Riunione Nazionale die Elettromagnetismo (RINEM 2018)/XXII Italian National Meeting on Electromagnetics (RINEM 2018), Sept. 3-6, Faculty of Engineering, University of Cagliari, Cagliary, Italy, session 12 'Antennas II', paper 12.2, pp. 1-4, 2018." Link to publication (restricted access)

2017

[361] Y. -L. Lyu, F. -Y. Meng, G.-H. Yang, D. Erni, Q. Wu, K. Wu "Periodic SIW leaky-wave antenna with large circularly polarized beam scanning range", IEEE Antennas Wireless Propag. Lett., vol. 16, pp. 2493-2496, (DOI: 10.1109/LAWP.2017.2726089), 2017." Link to publication (restricted access)

[360] V. Jandieri, P. Baccarelli, S. Ceccuzzi, C. Ponti, G. Schettini "Full-wave analysis of artificial 2D EBG waveguides: real and complex modal solutions", XXXII URSI General Assembly & Scientific Symposium (URSI 2017 GASS), August 19-26, Session B31: "Scattering and Diffraction", Palais des Congres de Montreal, Montreal, Quebec, Canada, paper B31-4 , 2017, (invited paper)." Link to publication (restricted access)

[359] B.-J. Che, G.-H. Yang, D. Erni, C. Wang, F. -Y. Meng, Y. -L. Lyu, Q. Wu "Electrically controllable composite right/left-handed leaky-wave antenna for satellite applications using liquid crystals in PCB technology", IEEE Trans. Compon. Packag. Manuf. Technol., vol. 7, no. 8, (DOI: 10.1109/TCPMT.2017.2680469), pp. 1331-1342, Aug. 2017." Link to publication (restricted access)

[358] V. Jandieri, H. Maeda, K. Yasumoto, D. Erni "Modal analysis of post-wall waveguides and compact circuits", XIX Int. Symposium on Theoretical Electrical Engineering (ISTET 2017), July 16-19, Session TO3: "Applications", Ilmenau University of Technology, Ilmenau, Germany, paper TO03-03, pp. 63, 2017." Link to publication (restricted access)

[357] S. Ma, G.-H. Yang, D. Erni, F. -Y. Meng, Q. Wu, J.-H. Fu "Liquid crystal leaky wave antennas with dispersion sensitivity enhancement", IEEE Trans. Compon. Packag. Manuf. Technol., vol. 7, no. 5, (DOI: 10.1109/TCPMT.2017.2683529), pp. 792-801, May 2017." Link to publication (restricted access)

[356] V. Jandieri, H. Maeda, K. Yasumoto, D. Erni "Analysis of post-wall waveguides and circuits using a model of two-dimensional photonic crystals", Prog. Electromagn. Res. M (PIER M), vol. 56, pp. 91-100, 2017." Link to publication (restricted access)

[355] V. Jandieri, P. Baccarelli, C. Ponti, G. Schettini "Full-wave analysis of leaky modes in 2-D EBG waveguides", 11th European Conference on Antennas and Propagation (EuCAP 2017), March 19-24, Session 'Antennas – Methods and Tools', Palais des Congrès, Paris, France, paper no. 1570317923, (DOI: 10.23919/EuCAP.2017.7928613), pp. 3224-3225, 2017." Link to publication (restricted access)

[354] D. Zhang, K. Yasumoto, V. Jandieri "Analysis of wave guidance by periodic chain of square rods using Fourier series expansion method with PML", 2017 IEEE Int. Conf. on Computational Electromagnetics (ICCEM 2017), March 8-10, Session 1A2: 'Computational Methods in Electromagnetics 1, Parea Kumamoto Prefectural Community Center, Kumamoto, Japan, paper no. 1A2.2, (DOI: 10.1109/COMPEM.2017.7912852), pp. 41-42, 2017." Link to publication (restricted access)

2016

[353] Y. -L. Lyu, X.-X. Liu, P. -Y. Wang, D. Erni, Q. Wu, C. Wang, N.-Y. Kim, F. -Y. Meng "Leaky-wave antennas based on noncutoff substrate integrated waveguide supporting beam scanning from backward to forward", IEEE Trans. Antennas Propagat., vol. 64, no. 6, pp. 2155-2164, (DOI: 10.1109/TAP.2016.2550054), June 2016." Link to publication (restricted access)

2014

[352] S. Otto, A. Al-Bassam, A. Rennings, K. Solbach, C. Caloz "Transversal asymmetry in periodic leaky-wave antennas for Bloch impedance and radiation efficiency equalization through broadside", IEEE Trans. Antennas Propagat., vol. 62, no. 10, pp. 5037-5054, (DOI: 10.1109/TAP.2014.2343621), Oct. 2014." Link to publication (restricted access)

[351] S. Otto, Z. Chen, A. Al-Bassam, A. Rennings, K. Solbach, C. Caloz "Circular polarization of periodic leaky-wave antennas with axial asymmetry: Theoretical proof and experimental demonstration", IEEE Trans. Antennas Propagat., vol. 62, no. 4, pp. 1817-1829, (DOI: 10.1109/TAP.2013.2297169), April 2014." Link to publication (restricted access)

2013

[350] F. -Y. Meng, R.-Z. Liu, K. Zhang, D. Erni, Q. Wu, L. Sun, L.-W. Li "Automatic design of broadband gradient index metamaterial lens for gain enhancement of circularly polarized antennas", Prog. Electromagn. Res. (PIER), vol. 141, pp. 17-32, (DOI: 10.2528/PIER13051104), July 7, 2013." Link to publication (restricted access)

2012

[349] S. Otto, A. Al-Bassam, A. Rennings, K. Solbach, C. Caloz "Radiation efficiency of longitudinally symmetric and asymmetric periodic leaky-wave antennas", IEEE Antennas Wireless Propag. Lett., vol. 11, pp. 612-615, 2012." Link to publication (restricted access)

[348] T. Liebig, A. Rennings, D. Erni "openEMS - A free and open source FDTD software package supporting Cartesian and cylindrical coordinates ideally suited for MRI applications", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 25, no. suppl 1, pp. 627-628, Oct. 2012, special supplement on Europ. Soc. for Magn. Reson. in Med. and Biol. 29th Annual Sci. Meeting (ESMRMB 2012), Oct. 4-6, Lisbon, Portugal, paper 857 (demo and poster), 2012." Link to publication (restricted access)

[347] F. -Y. Meng, Q. Wu, D. Erni, K. Wu, J.-C. Lee "Polarization-independent metamaterial analog of electromagnetically induced transparency for a refractive-index based sensor", IEEE Trans. Microw. Theory Tech., vol. 60, no. 10, pp. 3013-3022, Oct. 2012 (CST University Publication Award 2013). " Link to publication (restricted access)

[346] S. Otto, A. Rennings, K. Solbach, C. Caloz "Complex frequency versus complex propagation constant modeling and Q-balancing in periodic structures", IEEE MTT-S Int. Microwave Symp. (IMS2012), June 17-22, Montréal, Canada, Session WEPL-1, DOI: 10.1109/MWSYM.2012.6259411, 2012." Link to publication (restricted access)

[345] G. Saleh, K. Solbach, A. Rennings "EBG structures for low frequency applications", German Microwave Conference (GeMiC 2012), March 12-14, Ilmenau, Germany, paper no. 1469, pp. 55, 2012." Link to publication (restricted access)

[344] A. Al-Bassam, S. Otto, Z. Chen, A. Rennings, K. Solbach "A capacitively-coupled series-fed patch leaky-wave antenna and optimization concepts for efficient broadside radiation", German Microwave Conference (GeMiC 2012), March 12-14, Ilmenau, Germany, Session 10, paper no. 1511, pp. 42, 2012." Link to publication (restricted access)

[343] S. Otto, A. Al-Bassam, Z. Chen, A. Rennings, K. Solbach, C. Caloz "Q-Balancing in periodic leaky-wave antennas to mitigate broadside radiation issues", German Microwave Conference (GeMiC 2012), March 12-14, Ilmenau, Germany, Session 10, paper no. 1481, pp. 43, 2012." Link to publication (restricted access)

[342] A. Rennings, B. Zhou, A. Al-Bassam, Z. Chen, S. Otto, K. Solbach, D. Erni "MetaBeam: A high-gain pencil-beam array antenna based on corporately fed CRLH meta-lines for the 24 GHz ISM band", German Microwave Conference (GeMiC 2012), March 12-14, Ilmenau, Germany, Session 7, paper no. 1529, pp. 32, 2012." Link to publication (restricted access)

2011

[341] S. Otto, A. Rennings, K. Solbach, C. Caloz "Transmission line modelling and asymptotic formulas for periodic leaky-wave antennas scanning through broadside", IEEE Trans. Antennas Propagat., vol. 59, no. 10, pp. 3695-3709, Oct. 2011. (DOI)" Link to publication (restricted access)

[340] F. -Y. Meng, Q. Wu, D. Erni, L.-W. Li "Controllable metamaterial-loaded waveguides supporting backward and forward waves", IEEE Trans. Antennas Propagat., vol. 59, no. 9, pp. 3400-3411, Sept. 2011. (DOI)" Link to publication (restricted access)

[339] S. Otto, A. Rennings, K. Solbach, C. Caloz "Broadside radiation in frequency-scanning periodic leaky-wave antennas: Circuit analysis, asymptotic formulas, and fundamental behaviors", 2011 IEEE Int. Symp. of Antennas and Propagat., and USNC/URSI National Radio Science Meeting, July 3-8, Spokane, WA, USA, paper no. TH-AMa.13.2, pp. 223-225, 2011." Link to publication (restricted access)

[338] Q. Yuan, Z. Chen, S. Otto, S. Held, K. Solbach, D. Erni, A. Rennings "MetaBeam: Multi-layer CRLH antennas for 24 GHz sensor applications based on low-cost PCBs", German Microwave Conference (GeMiC 2011), March 14-16, Darmstadt, Germany, Session W1-2, 2011." Link to publication (restricted access)

2010

[337] S. Held, A. Rennings, D. Erni "Electronically steerable CRLH leaky wave antenna with only one control voltage", METAMATERIALS 2010, Sept. 13-16, Karlsruhe, Germany, pp. 223-225, 2010." Link to publication (restricted access)

[336] T. Liebig, A. Rennings, S. Held, D. Erni "Accurate parameter extraction of lossy composite right/left-handed (CRLH) transmission lines for planar antenna applications", METAMATERIALS 2010, Sept. 13-16, Karlsruhe, Germany, pp. 456-458, 2010." Link to publication (restricted access)

[335] S. Otto, A. Rennings, T. Liebig, C. Caloz, K. Solbach "An energy-based circuit parameter extraction method for CRLH leaky wave antennas", 4th European Conference on Antennas and Propagation (EuCAP 2010), April 12-16, Barcelona, Spain, Session A18P2-3, 2010." Link to publication (restricted access)

2009

[334] A. Rennings "Elektromagnetische Zeitbereichssimulationen innovativer Antennen auf Basis von Metamaterialien", Festvortrag anlässlich der Verleihung des VDE-Promotionspreises 2009, Universität Duisburg-Essen, 12. November 2009." Link to publication (restricted access)

[333] A. Rennings, T. Liebig, S. Otto, C. Caloz, D. Erni "Directive antennas based on zeroth-order resonant CRLH metamaterials implemented in multilayer-technology", METAMATERIALS 2009, Sept. 1-4, London, UK, Pecial Session 10, pp. 376-378, 2009. (invited paper)" Link to publication (restricted access)

[332] A. Rennings, I. Wolff "Elektromagnetische Zeitbereichssimulationen innovativer Antennen auf Basis von Metamaterialien", Dies Academicus 2009, aus Anlass der Verleihung des Preises für Studierende und Doktoranden 2009 der Universität Duisburg-Essen, 24. Juni 2009." Link to publication (restricted access)

[331] S. Otto, A. Rennings, O. Litschke, K. Solbach "A dual-frequency series-fed patch array antenna", 3rd European Conference on Antennas and Propagation (EuCAP 2009), March 23-27, Berlin, Germany, Session Tue-P-2.45, pp. 1171-1175, 2009." Link to publication (restricted access)

[330] C. Caloz, A. Rennings "Overview of resonant metamaterial antennas", 3rd European Conference on Antennas and Propagation (EuCAP 2009), March 23-27, Berlin, Germany, Session Tue-S6A6, pp. 615-619, 2009. (invited paper)" Link to publication (restricted access)

[329] T. Liebig, A. Rennings, S. Otto, C. Caloz, D. Erni "Comparison between CRLH zeroth-order antenna and series-fed microstrip patch antenna array", 3rd European Conference on Antennas and Propagation (EuCAP 2009), March 23-27, Berlin, Germany, Session Tue-S2A2, pp. 529-532, 2009. (invited paper)" Link to publication (restricted access)

2008

[328] A. Rennings, A. Lauer, C. Caloz, I. Wolff "Equivalent circuit (EC) FDTD method for dispersive materials: derivation, stability criteria and application examples", in Time Domain Methods in Electrodynamics (Eds.: P. Russer, U. Siart), pp. 211-238, Springer Proceedings in Physics vol. 121, Berlin: Springer-Verlag, (ISBN 978-3-540-68766-5), 2008." Link to publication (restricted access)

[327] C. Caloz, T. Itoh, A. Rennings "CRLH metamaterial leaky-wave and resonant antennas", IEEE Antennas Propagat. Magazine, vol. 50, no.5, pp. 25-39, Oct. 2008. (DOI)" Link to publication (restricted access)

[326] W. Tong, Z. Hu, H. Zhang, C. Caloz, A. Rennings "Study and realisation of dual-composite right/left-handed coplanar waveguide metamaterial in MMIC technology", IET Microw. Antennas Propag., vol. 2, no. 7, pp. 731-736, Oct. 2008." Link to publication (restricted access)

[325] T. Liebig, I. Wolff, D. Erni, A. Rennings "Entwurf und Implementierung von metamaterial-basierten Antennensystemen", Dies Academicus 2008, aus Anlass der Verleihung des Preises für Studierende und Doktoranden 2008 der Universität Duisburg-Essen, 3. Juli 2008." Link to publication (restricted access)

2007

[324] A. Rennings, T. Liebig, C. Caloz, P. Waldow "MIM CRLH series mode zeroth order resonant antenna (ZORA) implemented in LTCC technology", Asia-Pacific Microwave Conf. (APMC 2007), Dec. 11-14, Bankok, Thailand, Paper 2535, pp. 191-194, 2007." Link to publication (restricted access)

[323] A. Rennings, T. Liebig, S. Abielmona, C. Caloz, P. Waldow "Tri-band and dual-polarized antenna based on composite right/left-handed transmission lines", 37th European Microwave Conf. (EuMC 2007), Oct. 28-31, Munich, Germany, Session E20, 2007." Link to publication (restricted access)

[322] H. V. Nguyen, S. Abielmona, A. Rennings, C. Caloz "Pencil-beam 2D scanning leaky-wave antenna", Int. Symp. On Signals, Systems and Electronics (ISSSE 2007), July 30 - Aug. 2, pp. 139-142, Montréal, Québec, Canada 2007. (invited paper)." Link to publication (restricted access)

[321] A. Rennings, T. Liebig, C. Caloz, I. Wolff "Double Lorentz transmission line metamaterial and its application to tri-band devices", IEEE MTT-S Int. Microwave Symp. (IMS2007), June 3-8, Honolulu, HI, USA, Session TH1G-04, pp. 1427-1430, 2007." Link to publication (restricted access)

[320] C. Caloz, S. Abielmona, H. V. Nguyen, A. Rennings "Dual composite right/left-handed (D-CRLH) leaky-wave antenna with low squinting and tunable group velocity", phys. stat. sol. b, Vol. 244, No. 4, pp. 1219-1226, April 2007." Link to publication (restricted access)

[319] A. Rennings, T. Liebig, C. Caloz, I. Wolff "Highly directive resonator antennas based on composite right/left-handed (CRLH) transmission lines", 2nd Int. ITG Conf. on Antennas (INICA), March 28-30, Munich, Germany, Session 10, 2007." Link to publication (restricted access)

2006

[318] A. Rennings, S. Otto, J. Mosig, C. Caloz, I. Wolff "Extended composite right/left-handed (E-CRLH) metamaterials and its application as quadband quarter-wavelength transmission line", Asia-Pacific Microwave Conf. (APMC 2006), Dec. 12-15, Yokohama, Japan, Session FR1A-1, 2006." Link to publication (restricted access)

[317] A. Rennings, S. Otto, T. Liebig, C. Caloz, I. Wolff "Dual-band composite right/left-handed ring antenna with linear/circular-polarization capability", 1st Europ. Conf. On Antennas and Propagation (EuCAP 2006), Nov. 6-10, Nice, France, Session OA7, Paper 363935, 2006." Link to publication (restricted access)

Höchstfrequenztechnik und Mikrowellenelektronik

2023

[316] K. -D. Jenkel, B. Sievert, A. Rennings, M. Sakaki, D. Erni, N. Benson "Radar cross-section of ceramic corner reflectors in the W-band fabricated with the LCM-method," IEEE J. Radio Freq. Identif., vol. 7, pp. 278-283, July 19, 2023, doi: 10.1109/JRFID.2023.3265079. Link to publication

2022

[315] P. -Y. Wang, Y. -L. Lyu, F. -Y. Meng, A. Rennings, D. Erni "Grating-lobe suppression for periodic leaky-wave antennas at the full array level", IEEE Antennas Wireless Propag. Lett., vol. 21, no. 10, pp. 2115-2119, Oct. 2022, doi: 10.1109/LAWP.2022.3191981." Link to publication (restricted access)

[314] D. Erni, A. Rennings, B. Sievert, Z. Tian, P. Hildenhagen, M. Eube "Rotationally symmetric lens antenna with biconical feed for broadband measurement applications", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Sept. 25-30, Milan, Italy, Session EuMC38: 'Advances in Antennas for Sensing and Testing', paper EuMC38-3, pp. 612-615, 2022, doi: 10.23919/EuMC54642.2022.9924442. Link to publication (restricted access)

[313] K. -D. Jenkel, B. Sievert, A. Rennings, M. Sakaki, D. Erni, N. Benson "Enhanced radar cross-section for W-band corner reflectors using ceramic additive manufacturing", 12th Annual IEEE Int. Conf. on RFID Technol. and Appl. (RFID-TA 2022), Sept. 12-14, Regina Margherita Conference & Leisure Hotel, Cagliari, Italy, Workshop Session S1_2: 'Flexible and Printable Electronics and Electromagnetics', pp. 1-3, 2022." Link to publication (restricted access)

[312] Z. Tian, R. He, H. Gao, M. Sakaki, N. Benson, P. Hildenhagen, D. Erni, A. Rennings "Design of a compact combline filter fabricated by lithography-based ceramic manufacturing (LCM)", 43rd Photonics and Electromagnetics Research Symposium (PIERS 2022), hybrid/virtual conference including postponed PIERS 2021, April. 25-29, Hangzhou, China, Session 3A16a – 'SC4: Microwave Integrated Passive Circuits and Devices', pp. 1-2, 2022." Link to publication

2021

[311] L. Kuehnel, K. Neumann, F. Langer, D. Erni, R. Schmechel, N. Benson "Solution processable, flexible GHz silicon Schottky diodes", 3rd Int. Flexible Electronics Technology Conf., (IFETC 2021), Aug. 8-11, Columbus Convention Center, Columbus, OH, USA, Abstract Session 2, pp. 26-28, (DOI: 10.1109/IFETC49530.2021.9580525), 2021." Link to publication (restricted access)

[310] A. A. Abbas, M. Haj Hassan, A. Abuelhaija, D. Erni, K. Solbach, T. Kaiser "Retrodirective dielectric resonator tag with polarization twist signature for clutter suppression in self-localization system", IEEE Trans. Microw. Theory Techn., vol. 69, no. 12, (DOI: 10.1109/TMTT.2021.3108151), pp. 5291-5299, Dec. 2021." Link to publication (restricted access)

2020

[309] L. Kuehnel, K. Neumann, J. Neises, F. Langer, D. Erni, R. Schmechel, N. Benson "Nanoparticle ink-based silicon Schottky diodes operating up to 2.84 GHz", Nano Select, vol. 1, no. 6, (DOI: 10.1002/nano.202000102) pp. 659-665, Dec. 1, 2020." Link to publication

[308] K. Neumann, L. Kuehnel, F. Langer, A. Rennings, N. Benson, R. Schmechel, D. Erni "A stochastic large-signal model for printed high-frequency rectifiers used for efficient generation of higher harmonics", IEEE Trans. Microw. Theory Techn., vol. 68, no. 6, (DOI: 10.1109/TMTT.2020.2990561), pp. 2151-2160, June 2020." Link to publication (restricted access)

[307] D. Xu, F. Ströder, D. Erni, J. Himmel, K. Thelen "In-situ correction of impedance mismatch of a microwave radio thermometer", IEEE Int. Instrumentation and Measurement Technology Conf. (I2MTC 2020), May 25-28, Valamar Lacroma, Dubrovnik, Croatia, pp. 67–1-3, 2020." Link to publication (restricted access)

[306] D. Xu, J. Himmel, D. Erni, K. Thelen "Rejection of the intrinsic noise for non-contact temperature measurement of an object in a closed cavity", IEEE Workshop 2020 (Instrumentation & Measurement Chapter IEEE Germany Section) and SENSORICA 2020, May 14-15, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, pp. 8- 9, 2020." Link to publication

[305] P. -Y. Wang, F. -Y. Meng, Y. -L. Lyu, A. Rennings, D. Erni "A method of side-lobe suppression for reactance modulated antennas", 14th Europ. Conf. on Antennas and Propagation (EuCAP 2020), March 15-20, Copenhagen, Denmark, Session: 'Antennas and Techniques for Positioning and Direction Finding,' paper T08-A17.6, pp. 1-3, 2020." Link to publication (restricted access)

2019

[304] K. Neumann, A. Rennings, D. Erni "New approach for the simulation of bent and crumpled antennas on a flexible substrate", IEEE MTT-S Int. Microwave Workshop Series on Advanced Materials and Processes (IMWS-AMP 2019), July 16-18, Bochum, Germany, Session WE1.1: 'Antennas and Simulation Techniques', paper no. WE1.1-1, pp. 61-63, 2019." Link to publication (restricted access)

[303] K. Neumann, L. Kuehnel, F. Langer, A. Rennings, N. Benson, R. Schmechel, D. Erni "Analysis of stochastic Schottky barrier variations within printed high frequency rectifiers for harmonics generation", IEEE MTT-S Int. Microwave Workshop Series on Advanced Materials and Processes (IMWS-AMP 2019), July 16-18, Bochum, Germany, Session TH2.2: 'Advanced Devices and Circuits', paper no. TH2.2-1, pp. 169-171, 2019." Link to publication (restricted access)

[302] J.-X. Li, T. Jin, D. Erni, F. -Y. Meng, Q. Wu, W.-N. Li "Design and numerical demonstration of a 2D millimeter-wave beam-scanning reflectarray based on liquid crystals and static driving technique", J. Phys. D: Appl. Phys., (DOI: 10.1088/1361-6463/ab16bc), vol. 52, no. pp. 275103–1-9, July 2019." Link to publication (restricted access)

[301] A. M. Ahmed, A. Alameer, D. Erni, A. Sezgin "Maximizing information extraction of extended radar targets through MIMO beamforming", IEEE Geosci. Remote Sens. Lett., (DOI: 10.1109/LGRS.2018.2876714), vol. 16, no. 4, pp. 539-543, April 2019." Link to publication (restricted access)

2018

[300] K. Neumann, J. Moeller, L. Kuehnel, A. Rennings, N. Benson, R. Schmechel, D. Erni "Modeling of random nanostructures based on SEM images and analysis of resulting RF-performance", COMSOL Conference 2018, Oct. 22-24, Swisstech Convention Center, EPFL Lausanne, Lausanne, Switzerland, Session: 'Electromagnetic 3 – Quasi-Static Fields', paper 2, pp. 12, and Poster Session, poster no. 97, pp. 19, 2018." Link to publication (restricted access)

[299] S. Ma, S.-Q. Zhang, L.-Q. Ma, F. -Y. Meng, D. Erni, L. Zhu, J.-H. Fu, Q. Wu "Compact planar array antenna with electrically beam steering from backfire to endfire based on liquid crystal", IET Microwaves Antennas Propag., vol. 12, no. 7, pp. 1140-1146, (DOI: 10.1049/iet-map.2017.1070), June 13, 2018." Link to publication (restricted access)

[298] P. -Y. Wang, T. Jin, F. -Y. Meng, Y. -L. Lyu, D. Erni, Q. Wu, L. Zhu "Beam switching antenna based on a reconfigurable cascaded feeding network", IEEE Trans. Antennas Propagat., vol. 66, no. 2, pp. 627-635, (DOI: 10.1109/TAP.2017.2786298), Feb. 2018." Link to publication (restricted access)

2017

[297] L. Kuehnel, D. Pandel, R. Schmechel, J. Moeller, K. Neumann, A. Rennings, D. Erni, A. Hierzenberger, M. Schleberger, O. J. Nguon, J. Duvigneau, G. J. Vancso, N. Benson "Silicon nanoparticle inks for RF electronic applications", FLEX Europe 2017/SEMICON Europa 2017, Nov. 15-16, Munich, Germany, session 3 'Materials Advancement', 2017."

[296] D. Xu, D. Rueter, J. Himmel, D. Erni, K. Thelen "Non-contact radiative temperature measurement of an object in a closed cavity", 47th European Microwave Conference (EuMC 2017) / 20th European Microwave Week (EuMW 2017), Oct. 8-13, Nuremberg, Germany, session EuMC-41: 'Medical Microwave Applications', paper EuMC41-3, pp. 872-875, 2017." Link to publication (restricted access)

[295] K. Arzi, G. Keller, A. Rennings, D. Erni, F.-J. Tegude, W. Prost "Frequency locking of a free running resonant tunneling diode oscillator by wireless sub-harmonic injection locking", UK-Europe-China Workshop on Millimetre-Waves and Terahertz Technologies (UCMMT 2017), Sept. 11-13, Liverpool, UK, paper no. 48, 2017, (best student paper award)." Link to publication (restricted access)

[294] D. Xu, K. Thelen, D. Erni "Temperature measurement of an object using blackbody radiation with compensation of impedance mismatch", IEEE Workshop 2017 (Instrumentation & Measurement Chapter IEEE Germany Section) & SENSORICA 2017, June 8-9, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, paper no. 35, pp. 76-77, 2017." Link to publication (restricted access)

2008

[293] B. J. Koster, N. H. L. Koster, D. Erni, A. Beyer "Fast approximation formulas describing the non-linear intrinsic transistor equivalent circuit elements", Integrated Nonlinear Microwave and Milimetre-wave Circuits (INMMiC 2008), Nov. 24-25, Málaga, Spain, pp. 157-160, 2008." Link to publication (restricted access)

[292] M. Pell "Ultra Wideband Funktechnik (UWB)", Production Partner, vol. 9, pp, 114-118, Sept. 12, 2008." Link to publication (restricted access)

2007

[291] T. Bolz, S. Held, M. Neinhüs, A. Beyer, K. Solbach "Modeling of spurious coupling between modes in metal packages and embedded circuits", IEEE MTT-S Int. Microwave Symp. (IMS2007), June 3-8, Honolulu, HI, USA, Session THP1A-03, pp. 1927-1930, 2007." Link to publication (restricted access)

[290] R. Zimmer, N. H. L. Koster, A. Beyer "A mixer based method of generating pulses for indoor UWB systems", IEEE MTT-S Int. Microwave Symp. (IMS2007), June 3-8, Honolulu, HI, USA, Workshop Tutorial, 2007." Link to publication (restricted access)

[289] N. H. L. Koster, B. J. Koster, D. Erni, A. Beyer "Oscillator design for suppressing spurious signals", IEEE Microwave Magazine, vol. 8, no. 3, pp. 67-80, June 2007." Link to publication (restricted access)

[288] R. Zimmer, N. H. L. Koster, A. Beyer "An advanced technique for generating pulses for indoor UWB systems", 12th MICROCOLL - Colloquium on Microwave Communications / Mediterranean Microwave Symposium (MMS 2007), May 14-16, Budapest, Hungary, pp. 233-236, 2007." Link to publication (restricted access)

[287] A. H. Aly, B. El-Sharawy, A. Beyer "Multilayer tunable ferroelectric high-Q-filters", 12th MICROCOLL - Colloquium on Microwave Communications / Mediterranean Microwave Symposium (MMS 2007), May 14-16, Budapest, Hungary, pp. 31-34, 2007." Link to publication (restricted access)

[286] N. H. L. Koster, B. J. Koster, A. Beyer "How to suppress spurious signals in oscillator design", invited talk, Departamento de Señales y Comunicaciones, Universidad de Las Palmas de Gran Canaria (ULPGC), Campus de Tafira, February 6, 2007." Link to publication (restricted access)

2006

[285] S. Otto, A. Lauer, J. Kassner, A. Rennings "Full wave coupled resonator filter optimization using a multi-port admittance-matrix", Asia-Pacific Microwave Conf. (APMC 2006), Dec. 12-15, Yokohama, Japan, Session TH2B-2, 2006." Link to publication (restricted access)

Marine Electronics/Electromagnetics

2020

[284] C. Thiel, K. Neumann, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "Using an artificial neural network to evaluate the hull condition on naval vessels", tm – Technisches Messen, (DOI: 10.1515/teme-2019-0123), vol. 87, no. 5, pp. 323-331, May 2020." Link to publication (restricted access)

[283] C. Thiel, K. Neumann, C. Bröcheler, F. Ludwar, J. Doose, A. Rennings, D. Erni "Simulation of quasi-static electric and magnetic signatures of naval vessels", COMSOL Day: University of Duisburg-Essen, Feb. 20, Room MD 164, University of Duisburg-Essen, Duisburg, Germany, 2020." Link to publication

[282] C. Thiel, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "A simple superposition formulation to predict the underwater electric potential signature of naval vessels", J. Mar. Sci. Eng., (DOI: 10.3390/jmse8020105), vol. 8, no. 2, article no. 105, pp. 1-12, Feb. 2020." Link to publication

2019

[281] C. Thiel, K. Neumann, F. Ludwar, A. Rennings, J. Doose, D. Erni "Coating damage localization of naval vessels using artificial neural networks", Ocean Eng., (DOI: 10.1016/j.oceaneng.2019.106560), vol. 195, article no. 106560, pp. 1-7, Nov. 15, 2019." Link to publication (restricted access)

[280] C. Thiel, K. Neumann, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "Coating damage detection and localization on naval vessel hulls using artificial neural networks", 11th International Marine Electromagnetics Conference (MARELEC 2019), Oct. 22-25, Marine Biological Laboratory (MBL), Woods Hole, MA, USA, poster program, 2019." Link to publication (restricted access)

[279] C. Bröcheler, C. Thiel, F. Ludwar, J. Doose, A. Rennings, D. Erni "Numerical evaluation of the power flow away from an electric current dipole modeling a naval vessel", 11th International Marine Electromagnetics Conference (MARELEC 2019), Oct. 22-25, Marine Biological Laboratory (MBL), Woods Hole, MA, USA, Session 'Underwater Electric Potential 2', 2019." Link to publication (restricted access)

[278] C. Thiel, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "UEP signature prediction of naval vessels using the impressed current cathodic protection system", 11th International Marine Electromagnetics Conference (MARELEC 2019), Oct. 22-25, Marine Biological Laboratory (MBL), Woods Hole, MA, USA, Session 'Underwater Electric Potential 2', 2019." Link to publication (restricted access)

[277] C. Thiel, K. Neumann, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "Using an artificial neural network to evaluate the hull condition of naval vessels", 11th International Conference on Ship Signature Management (CSSM 2019), Sep. 24-26, Kiel, Germany, Session 'Electro-Magnetic', 2019." Link to publication (restricted access)

[276] C. Thiel, K. Neumann, C. Bröcheler, A. Rennings, F. Ludwar, J. Doose, D. Erni "Coating-defect localization of naval vessels using the onboard impressed current cathodic protection system", IEEE Workshop 2019 (Instrumentation & Measurement Chapter IEEE Germany Section) and SENSORICA 2019, June 6-7, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, Session 'Automotive and Vessels', pp. 14-15, 2019." Link to publication

[275] C. Bröcheler, C. Thiel, F. Ludwar, J. Doose, A. Rennings, D. Erni "Numerical evaluation of seabed influences on underwater electric potential (UEP) signatures and the validation framework", IEEE Workshop 2019 (Instrumentation & Measurement Chapter IEEE Germany Section) and SENSORICA 2019, June 6-7, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, Session 'Automotive and Vessels', pp. 8-9, 2019." Link to publication

[274] D. Schäfer, C. Thiel, J. Doose, A. Rennings, D. Erni "Above water electric potential signatures of submerged naval vessels", J. Mar. Sci. Eng., vol. 7, no. 2, article no. 53, pp. 1-12, (DOI: https://doi.org/10.3390/jmse7020053), Feb. 2019." Link to publication

2018

[273] C. Bröcheler, C. Thiel, A. Rennings, F. Ludwar, J. Doose, D. Erni "Frequency dependent UEP signatures of naval vessels modeled by a current dipole", COMSOL Conference 2018, Oct. 22-24, Swisstech Convention Center, EPFL Lausanne, Lausanne, Switzerland, Poster Session, poster no. 60, pp. 17, 2018." Link to publication (restricted access)

[272] C. Thiel, K. Neumann, C. Bröcheler, F. Ludwar, A. Rennings, J. Doose, D. Erni "Iterative electric potential adjustment of damaged naval vessels using the onboard ICCP-system", COMSOL Conference 2018, Oct. 22-24, Swisstech Convention Center, EPFL Lausanne, Lausanne, Switzerland, Poster Session, poster no. 14, pp. 16, 2018." Link to publication (restricted access)

2017

[271] C. Thiel, C. Bröcheler, F. Ludwar, J. Doose, A. Rennings, D. Erni "Simulation of motion-induced eddy currents using a quasi-static FEM analysis on a generic ship model", 10th International Marine Electromagnetics Conference (MARELEC 2017), June 27-30, Liverpool, UK, session "Poster Programme and Highlight Sessions", pp. 13, 2017." Link to publication (restricted access)

[270] C. Thiel, F. Ludwar, J. Doose, A. Rennings, D. Erni "Localization of coating defects by using the impressed current cathodic protection system", 10th International Marine Electromagnetics Conference (MARELEC 2017), June 27-30, Liverpool, UK, session "Vessel Electromagnetic Signature Prediction and Control", pp. 9, 2017." Link to publication (restricted access)

2016

[269] D. Schäfer, J. Doose, M. Pichlmaier, A. Rennings, D. Erni "Conversion of UEP signatures between different environmental conditions using shaft currents", IEEE J. Ocean. Eng., vol. 41, no. 1, pp. 105-111, (DOI: 10.1109/JOE.2015.2401991), Jan. 2016." Link to publication (restricted access)

2013

[268] D. Schäfer, J. Doose, M. Pichlmaier, A. Rennings, D. Erni "Umrechnung von UEP-Signaturen zwischen verschiedenen Umgebungsbedingungen", Fachfortbildung/Sachstandbesprechung bezüglich FV 2.4 (SsB/M-MCM), Naval Technology and Research (WTD 71), Marine, Bundeswehr, Oct. 14, Liegenschaft Kiel-Ellerbek, Kiel, Germany, 2013, (invited presentation)."

[267] D. Schäfer, J. Doose, A. Rennings, D. Erni "Above water electric potential signatures and their relevance in the context of ASW", 8th International Marine Electromagnetics Conference (MARELEC 2013), July 16-19, Hamburg, Germany, Electromagnetic Surveillance Session, 2013." Link to publication (restricted access)

[266] D. Schäfer, J. Doose, M. Pichlmaier, A. Rennings, D. Erni "Comparability of UEP signatures measured under varying environmental conditions", 8th International Marine Electromagnetics Conference (MARELEC 2013), July 16-19, Hamburg, Germany, Planet Quest Session, 2013." Link to publication (restricted access)

2012

[265] D. Schäfer, J. Doose, A. Rennings, D. Erni "Conceptual analysis of UEP and ELFE in the Context of CP systems", Electromagnetic Silencing Symposium 2012 (EMSS 2012), May 22-24, Centre for Ship Signature Management (CSSM), Naval Base Eckernförde, Germany, paper no. 9, 2012, (invited presentation)." Link to publication (restricted access)

2011

[264] D. Schäfer, J. Doose, A. Rennings, D. Erni "Simulation elektrischer Felder", Fachfortbildung/Kurzlehrgang: Signatursystem Schiff (F/HT/GT/O-S:STSE/Sig 01/11), Marineoperationsschule (MOS) Bremerhaven, Bundesakademie für Wehrverwaltung und Wehrtechnik Mannheim-Berlin, Nov. 9-11, Bremerhaven, Germany, 2011, (invited presentation)." Link to publication (restricted access)

[263] D. Schäfer, J. Doose, A. Rennings, D. Erni "Numerical analysis of propeller-induced low-frequency modulations in underwater electric potential signatures of naval vessels in the context of corrosion protection systems", COMSOL Conference 2011, Oct. 26-28, Stuttgart, Germany, Session - Electromagnetics: static & inductive, (oral and poster presentation), pp. 25, 2011, (best poster award)." Link to publication (restricted access)

[262] D. Schäfer, S. Zion, J. Doose, A. Rennings, D. Erni "Numerical simulation of UEP signatures with propeller-induced ULF modulations in maritime ICCP systems", 7th International Marine Electromagnetics Conference (MARELEC 2011), June 20-23, San Diego, CA, USA, poster 4.3, 2011." Link to publication (restricted access)

Metamaterialien in der biomedizinischen Technik

2022

[261] K. Jerbic, J. T. Svejda, B. Sievert, X. Liu, K. Kolpatzeck, M. Degen, A. Rennings, J. Balzer, D. Erni "The identification of spectral signatures in randomized (sub-)surface material systems", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 4: 'Terahertz Identification and Classification', 2022, (hybrid workshop as both, on-site and online event), doi: 10.1109/IWMTS54901.2022.9832449." Link to publication (restricted access)

[260] M. Jalali, K. Jerbic, A. Rennings, J. T. Svejda, D. Erni "Towards a virtual microdosimetry of biological tissue at 6G frequencies", 1st 6GEM Annual Meeting/2nd General Assembly, June 29-30, Fraunhofer-InHaus-Center, Duisburg, Germany, Session WP4: 'WP4.8: 6G.Bioelectromagnetics Interactions', 2022." Link to publication

[259] K. Jerbic, J. T. Svejda, B. Sievert, A. Rennings, Jür. Fröhlich, D. Erni "The role of organelles in electromagnetic microdosimetry based on broadband multiscale skin models of eukaryotic cells", BioEM 2022, June 19-24, Aichi Industry and Labor Center (WINC AICHI), Nagoya, Japan, Session 14: 'S14: Computational Dosimetry', pp. 337-340, 2022." Link to publication (restricted access)

[258] K. Jerbic, J. T. Svejda, B. Sievert, A. Rennings, Jür. Fröhlich, D. Erni "The importance of subcellular structures to the modeling of biological cells in the context of computational bioelectromagnetics simulations", arXiv:2206.09757 [physics.app-ph], Bibcode: 2022arXiv220609757J, (https://arxiv.org/abs/2206.09757v1), 2022, doi: 10.48550/arXiv.2206.09757." Link to publication

2021

[257] D. Erni "Scharfe Einblicke ins Körperinnere – Hochfrequenzspule für die MRT", Management & Krankenhaus, (Zeitung für Führungskräfte im Gesundheitswesen, Kompakt Sonderheft 'Radiologie', Management & Krankenhaus kompakt), vol. 5, pp. 25-26, May, 2021." Link to publication

[256] D. Erni "Scharfe Einblicke ins Körperinnere – Elektroingenieur*innen entwickeln neue Hochfrequenzspule", Alumni Newsletter, vol. 20, no. 1, netzwerk-ElektroDU, Universität Duisburg-Essen, (www.alumni-iw.uni-duisburg-essen.de), pp. 11, March 2021." Link to publication

[255] G. Solomakha, J. T. Svejda, C. v. Leeuwen, A. Rennings, A. J. Raaijmakers, S. Glybovski, D. Erni "A self-matched leaky-wave antenna for ultrahigh-field MRI with low specific absorption rate", Nat. Commun., vol. 9, article no. 455, (DOI: 10.1038/s41467-020-20708-w), pp. 1-11, Jan. 19, 2021." Link to publication

2020

[254] A. Rennings, J. T. Svejda, D. Erni "Metamaterial-based enhancements of RF coils for UHF MRI", GIDRM Workshop on Metamaterials and Metasurfaces in Magnetic Resonance: From Theory to Applications (GIDRM Workshop 2020), Gruppo Italiano Discussione Risonanze Magnetiche, Nov. 30, University of Pisa, Pisa, Italy, (online workshop), 2020, (invited paper)." Link to publication (restricted access)

[253] G. Solomakha, J. T. Svejda, A. Rennings, D. Erni, S. Glybovski "A new RF coil for UHF MRI based on a slotted microstrip line", J. Phys. Conf. Ser., IOP Conf. Series: METANANO 2019, vol. 1461, paper no. 012168, (DOI: 10.1088/1742-6596/1461/1/012168), pp. 1-3, April 23, 2020." Link to publication

[252] J. T. Svejda, A. Rennings, D. Erni "Compact metamaterial-based coil element for combined MRI 1H/23Na at 7T", J. Phys. Conf. Ser., IOP Conf. Series: METANANO 2019, vol. 1461, paper no. 012173, (DOI: 10.1088/1742-6596/1461/1/012173), pp. 1-3, April 23, 2020." Link to publication

[251] G. Solomakha, J. T. Svejda, C. v. Leeuwen, A. Rennings, A. J. Raaijmakers, S. Glybovski, D. Erni "A self-matched leaky-wave antenna for ultrahigh-field MRI with low SAR", arXiv:2001.10410 [physics.app-ph], Bibcode: 2020arXiv200110410S, Jan. 28, 2020." Link to publication

2019

[250] G. Solomakha, J. T. Svejda, A. Rennings, D. Erni, S. Glybovski "A new RF coil for UHF MRI based on a slotted microstrip line", 4th Int. Conf. on Metamaterials and Nanophotonics (METANANO 2019), July 15-19, ITMO University, St. Petersburg, Russia, Poster Session IV, 2019."

[249] J. T. Svejda, A. Rennings, D. Erni "Compact metamaterial-based coil element for combined 1H/23Na MRI at 7T", 4th Int. Conf. on Metamaterials and Nanophotonics (METANANO 2019), July 15-19, ITMO University, St. Petersburg, Russia, Session 'BioMETANANO III', pp. 46, 2019." Link to publication

[248] D. Erni, A. Rennings, J. T. Svejda, B. Sievert, Z. Chen, T. Liebig, Jür. Fröhlich "Multi-functional RF coils for 7T MRI based on 1D/2D electromagnetic metamaterial engineering", invited seminar lecture, Comprehensive Heart Failure Center (CHFC), University Hospital Würzburg, March 13, Würzburg, Germany, 2019." Link to publication

2018

[247] D. Erni, A. Rennings, J. T. Svejda, B. Sievert, Z. Chen, T. Liebig, Jür. Fröhlich "Multi-functional RF coils for ultra-high field MRI based on 1D/2D electromagnetic metamaterials", J. Phys. Conf. Ser., IOP Conf. Series: METANANO 2018, vol. 1092, paper no. 012031, (DOI: 10.1088/1742-6596/1092/1/012031), pp. 1-4, Oct. 15, 2018, (invited paper)." Link to publication

[246] D. Erni, A. Rennings, J. T. Svejda, B. Sievert, Z. Chen, T. Liebig, Jür. Fröhlich "Multi-functional RF coils for ultra-high field MRI based on 1D/2D electromagnetic metamaterials", 3rd Int. Conf. on Metamaterials and Nanophotonics (METANANO 2018), Sept. 17-21, Sirius Art and Science Park Sochi, Sochi, Russia, session 'MRI and microwave applications of metamaterials I', paper 1, pp. 18, 2018, (invited paper)." Link to publication (restricted access)

[245] A. Rennings, Z. Chen, B. Sievert, J. T. Svejda, D. Erni "Metamaterial based enhancements of RF coils for ultra high-field magnetic resonance imaging", Days of Diffraction 2018 / 13th Int. Symp. on Nanophotonics and Metamaterials, June 4-8, Saint Petersburg, Russia, session 'Artificial Materials for MRI (II)', pp. 203-204, 2018, (invited paper)." Link to publication (restricted access)

[244] T. Herrmann, T. Liebig, J. Mallow, C. Bruns, J. Stadler, J. Mylius, M. Brosch, J. T. Svejda, Z. Chen, A. Rennings, H. Scheich, M. Plaumann, M. J. B. Hauser, J. Bernarding, D. Erni "Metamaterial-based transmit and receive system for whole-body magnetic resonance imaging at ultra-high magnetic fields", PLOS One, vol. 13, no. 1, (DOI: 10.1371/journal.pone.0191719), paper e0191719, pp. 1-17, Jan. 2018." Link to publication (restricted access)

[243] D. Erni, A. Rennings, J. T. Svejda, B. Sievert, Z. Chen, T. Liebig, Jür. Fröhlich "Multi-functional RF coils for 7T MRI based on 1D/2D electromagnetic metamaterial engineering", Invited seminar talk, Institut Fresnel, CNRS and Centre de Resonance Magnetique Biologique et Medicale (CRMBM/CEMEREM), CNRS, Assistance Publique Hopitaux de Marseille, and Faculte de Medecine, La Timone Campus, Aix-Marseille Universite, Jan. 16, Marseille, France, 2018." Link to publication (restricted access)

2017

[242] B. Sievert, A. Rennings, D. Erni "Modeling and evaluation of high impedance surfaces applied to improve the performance of RF coils within high-field MRI", 2nd YRA MedTech Symposium (YRA-MedTech 2017), Young Researchers Academy - MedTech in NRW, jointly held with the IEEE Workshop 2017 (Instrumentation & Measurement Chapter IEEE Germany Section) & SENSORICA 2017, June 8-9, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, session "Biomedical Imaging and Monitoring II", paper no. 25, pp. 130-131 (IEEE Workshop), pp. 56-57 (YRA Symposium), 2017." Link to publication (restricted access)

[241] B. Sievert, D. Erni, A. Rennings "Modeling and evaluation of high impedance surfaces applied to improve the performance of RF coils in ultra-high field MRI", EDUHF-LAB MRI Workshop 2017, BioEM Simulation for UHF MRI, May 18, Medical Campus, Otto-von-Guericke University Magdeburg, Gemany, 2017."

[240] Z. Chen, K. Solbach, D. Erni, A. Rennings "Improving B1 efficiency and signal-to-noise ratio of surface coils by a high-impedance-surface RF shield for 7-T magnetic resonance imaging", IEEE Trans. Microw. Theory Techn., (DOI: 10.1109/TMTT.2016.2631169), vol. 65, no. 3, pp. 988-997, March 2017." Link to publication (restricted access)

[239] J. T. Svejda, A. Rennings, D. Erni "A metamaterial based dual-resonant coil element for combined sodium/hydrogen MRI at 7 Tesla", tm - Technisches Messen, vol. 84, no. 1, pp. 2-12, (DOI: 10.1515/teme-2016-0039, Jan. 2017." Link to publication (restricted access)

2016

[238] J. T. Svejda, D. Erni, A. Rennings "Combined 1H/23NA MRI: Initial images with quarter-wavelength CDRA prototype", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 29, no. suppl 1, pp. S309, Oct. 2016, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 33rd Annual Sci. Meeting (ESMRMB 2016), Sept. 29 - Oct. 1, Vienna, Austria, session 'RF transmission and reception', paper #330, (oral presentation and poster), 2016." Link to publication (restricted access)

[237] Z. Chen, J. T. Svejda, K. Solbach, D. Erni, A. Rennings "Simulation of an RF dipole coil with a high-impedance-surface (HIS) shield", EDUHF-LAB MRI Workshop 2016, BioEM Simulation for UHF MRI, May 19, Medical Campus, Otto-von-Guericke University Magdeburg, Gemany, 2016, (invited talk)." Link to publication (restricted access)

[236] Z. Chen, A. Rennings, K. Solbach, D. Erni "RF dipole coil backed by a high-impedance-surface shield", 1st YRA MedTech Symposium (YRA-MedTech 2016), YRA - Young Researchers Academy MedTech in NRW, April 8, University of Duisburg-Essen, Duisburg, Germany, session: MRI and Tomography, pp.16-17, 2016." Link to publication (restricted access)

[235] J. T. Svejda, D. Erni, A. Rennings "Near-field measurements and dual-tuned matching of two CDRA versions for combined 1H/23Na 7T-MRI", German Microwave Conference (GeMiC 2016), March 14-16, Bochum, Germany, Session S02: Tomography and Imaging, paper S02.3, pp. 104-107, 2016." Link to publication (restricted access)

[234] Z. Chen, K. Solbach, D. Erni, A. Rennings "Electromagnetic field analysis of a dipole coil element with surface impedance characterized shielding plate for 7-Tesla MRI", IEEE Trans. Microw. Theory Techn., vol. 64, no. 3, pp. 972-981, March 2016." Link to publication (restricted access)

2015

[233] C. Thiel, J. T. Svejda, A. Rennings, D. Erni "Entwurf und Analyse von zeroth-order resonanten Antennen mit neuartiger Speisetechnik für die Ultra-Hochfeld-Magnetresonanztomographie", 18th Annual Meeting of the German Chapter of the International Society for Magnetic Resonance in Medicine (Ann. Meet. Ger. Chapter Int. Soc. Magn. Reson. Med. 2015), Nov. 19-20, Münster, NRW, Germany, Session 'MRT Methods and Technique', paper V11, pp. 70-75, 2015." Link to publication (restricted access)

[232] Z. Chen, K. Solbach, D. Erni, A. Rennings "Improved B1 distribution of an MRI RF coil element using a high-impedance-surface shield", German Microwave Conference (GeMiC 2015), March 16-18, Nuremberg, Germany, session S07: Medical Applications of Microwaves, paper S07.1, pp.111-114, 2015." Link to publication (restricted access)

2014

[231] G. Saleh, F. Touati, D. Erni, K. Solbach "Artificial ground plane for magnetic resonance coils to reduce the energy specific absorption rate", Qatar Foundation Annual Research Conference 2014 (ARC'14), Nov. 18-19, Qatar National Convention Centre, Doha, Qatar, Session on 'Health and Biomedical', vol. 1, paper EEPP0901, 2014." Link to publication (restricted access)

[230] J. T. Svejda, A. Rennings, Z. Chen, D. Erni "Congener dual resonant antennas (CDRA) and zeroth order resonant antennas (ZORA)", RF Meeting 2014, Topical Meeting on RF Systems and Hardware, RF Coils, RF Safety, and Parallel Transmit in High-Field MRI, Oct. 15, Leiden University Medical Center, Leiden, The Netherlands, 2014." Link to publication (restricted access)

[229] Z. Chen, K. Solbach, D. Erni, A. Rennings "A compact electromagnetic bandgap structure based on multi-layer technology for 7-Tesla magnetic resonance imaging applications", 9th European Microwave Integrated Circuits Conference (EuMIC 2014) / European Microwave Week (EuMW 2014), Oct. 6-9, Rome, Italy, EuMC/EuMIC Poster 01-31, pp. 632-635, 2014." Link to publication (restricted access)

[228] Z. Chen, K. Solbach, D. Erni, A. Rennings "A compact electromagnetic bandgap structure based on multi-layer technology for 7-Tesla magnetic resonance imaging applications", 44th European Microwave Conference (EuMC 2014) / European Microwave Week (EuMW 2014), Oct. 6-9, Rome, Italy, EuMC/EuMIC Poster 01-31, pp. 1576-1579, 2014." Link to publication (restricted access)

[227] D. Erni "Elektrotechnik geht unter die Haut", Alumni Newsletter, vol. 13, no. 3, netzwerk-ElektroDU, Universität Duisburg-Essen, (www.alumni-iw.uni-duisburg-essen.de), pp. 8, Sept. 2014" Link to publication (restricted access)

[226] J. T. Svejda, D. Erni, A. Rennings "Numerical analysis of four a channel array with intrinsically dual tuned single element antennas providing a congener resonant behavior for combined 23Na/1H MRI at 7T", Joint Annual Meeting ISMRM-ESMRMB 2014, May 10-16, MiCo-Milano Congressi, Milano, Italy, Paper #1329, Session 'Array Coils & Systems', pp. 1329, 2014. " Link to publication (restricted access)

[225] T. Liebig, J. T. Svejda, H. Yang, A. Rennings, T. Herrmann, J. Mallow, J. Bernarding, Jür. Fröhlich, D. Erni "Accurate and fast longitudinal RF magnetic field profiling for 7T traveling-wave MRI systems", Joint Annual Meeting ISMRM-ESMRMB 2014, May 10-16, MiCo-Milano Congressi, Milano, Italy, Paper #1358, Session 'Non-array RF Coils, Dielectrics & Waves', pp. 1358, 2014. " Link to publication (restricted access)

2013

[224] A. Rennings, J. T. Svejda, K. Solbach, D. Erni "A CRLH-metamaterial based zeroth-order resonant RF-coil: First muti-channel results at 7 Tesla", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 26, no. suppl 1, pp. 183-185, Oct. 2013, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 30th Annual Sci. Meeting (ESMRMB 2013), Oct. 3-5, Toulouse, France, paper 237, pp. 67, 2013." Link to publication (restricted access)

[223] J. T. Svejda, D. Erni, A. Rennings "An intrinsically double tuned half-wavelength CRLH resonator for combined 23Na/1H MRI", Magnetic Resonance in Physics, Biology and Medicine (MAGMA), vol. 26, no. suppl 1, pp. 346-348, Oct. 2013, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 30th Annual Sci. Meeting (ESMRMB 2013), Oct. 3-5, Toulouse, France, paper 443, pp. 105, 2013." Link to publication (restricted access)

[222] H. Yang, T. Liebig, A. Rennings, Jür. Fröhlich, D. Erni "Tailored RF magnetic field distribution along the bore of a 7-Tesla traveling-wave magnetic resonance imaging system", 15th Int. Conf. on Electromagnetics in Advanced Applications (ICEAA 2013), IEEE/URSI, Sept. 9-13, Centro Congressi Torino Incontra, Torino, Italy, paper 279, pp. 468-471, 2013. " Link to publication (restricted access)

[221] A. Rennings, J. T. Svejda, S. Otto, K. Solbach, D. Erni "A MIM/Coaxial stub-line CLRH zeroth-order series-mode resonator used as RF coil element for 7-Tesla magnetic resonance imaging", IEEE Int. Microwave Symposium (IMS 2013), June 2-7, Seattle, USA, paper WE1E-1, pp. 1-4, 2013." Link to publication (restricted access)

[220] G. Saleh, K. Solbach, D. Erni, A. Rennings "Soft surface - EBG structure to improve the IHI/IEI field ratio of a stripline coil for 7 Tesla MRI", 21th Annual Meeting of the International Society for Magnetic Resonance in Medicine (ISMRM 2013), April 20-26, Salt Lake City, UT, USA, Session on Novel RF Coils, pp. 2775, 2013." Link to publication (restricted access)

[219] G. Saleh, K. Solbach, D. Erni, A. Rennings "Four-leaf-clover-shaped EBG structure to improve the E/H field ratio of stripline coil for 7 Tesla MRI", 7th European Conference on Antennas and Propagation (EuCAP 2013), April 8-12, Gothenburg, Sweden, Session Tue_Wall6.1, pp. 1088-1090, 2013." Link to publication (restricted access)

2012

[218] A. Rennings, L. Chen, F. Wetterling, M. E. Ladd, D. Erni "Electromagnetic field evaluations inside a body-tissue-simulating cylinder phantom excited by an ideal first-order circularly polarized mode", ISMRM 2012 - 20th Annual Meeting & Exhibition, International Society for Magnetic Resonance in Medicine, May 5-11, Melbourne, Australia, pp. 2677, 2012." Link to publication (restricted access)

[217] G. Saleh, K. Solbach, A. Rennings "EBG structures to improve the B1 efficiency of stripline coil for 7 Tesla MRI", 6th European Conference on Antennas and Propagation (EuCAP 2012), March 26-30, Prague, Czech Republik, Session A14-1, 2012." Link to publication (restricted access)

[216] F. Wetterling, D. M. Corteville, R. Kalayciyan, A. Rennings, S. Konstandin, A. M. Nagel, H. Stark, L. R. Schad "Whole body sodium MRI at 3T using an asymmetric birdcage resonator and short echo time sequence: first images of a male volunteer", Phys. Med. Biol., vol. 57, no. 14, pp. 4555-4567, July 21, 2012." Link to publication (restricted access)

[215] S. Huclova, D. Erni, Jür. Fröhlich "Modelling and validation of dielectric properties of human skin in the MHz region focusing on skin layer morphology and material composition", J. Phys. D: Appl. Phys., vol. 45, no. 2, pp. 025301-1-17, Jan. 18, 2012." Link to publication (restricted access)

2011

[214] P. Schneider, A. Litinsky, A. Rennings, K. Solbach, M. E. Ladd, D. Erni "Q-factor evaluations of a zeroth-order resonant antenna with a loading independent operation frequency", Magnetic Resonance in Physics, Biology and Medecine (MAGMA), vol. 24, no. suppl 1, pp. 505-506, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 28th Annual Sci. Meeting (ESMRMB 2011), paper 717, pp. 135, Oct. 6-8, Leipzig, Germany, 2011." Link to publication (restricted access)

[213] P. Schneider, A. Litinsky, A. Rennings, K. Solbach, M. E. Ladd, D. Erni "Nearfield investigations for a zeroth-order resonant antenna at 300 MHz with homogeneous longitudinal current distribution and low profile", Magnetic Resonance in Physics, Biology and Medecine (MAGMA), vol. 24, no. suppl 1, pp. 503-505, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 28th Annual Sci. Meeting (ESMRMB 2011), paper 716, pp. 135, Oct. 6-8, Leipzig, Germany, 2011." Link to publication (restricted access)

[212] T. Liebig, D. Erni, A. Rennings, N. H. L. Koster, Jür. Fröhlich "MetaBore - A fully adaptive RF field control scheme based on conformal metamaterial ring antennas for high-field traveling-wave MRI", Magnetic Resonance in Physics, Biology and Medecine (MAGMA), vol. 24, no. suppl 1, pp. 37-38, special supplement on the Europ. Soc. for Magn. Reson. in Med. and Biol. 28th Annual Sci. Meeting (ESMRMB 2011), paper 49 (talk and poster), pp. 22, Oct. 6-8, Leipzig, Germany, 2011." Link to publication (restricted access)

[211] D. Erni, T. Liebig, A. Rennings, N. H. L. Koster, Jür. Fröhlich "Highly adaptive RF excitation scheme based on conformal resonant CRLH metamaterial ring antennas for 7-Tesla traveling-wave magnetic resonance imaging", 33th Annual Intern. Conf. of the IEEE Engineering in Medicine and Biology Soc. (IEEE EMBS 2011), Aug. 30 - Sept. 3, Boston, MA, USA, pp. 554-558, 2011." Link to publication (restricted access)

[210] F. Wetterling, A. Rennings, R. Kalayciyan, D. M. Corteville, S. Konstandin, L. R. Schad "A dual resonator system for whole-body sodium-MRI at 3T", ISMRM 19th Annual Meeting & Exhibition (ISMRM 2011), May 7-13, Montréal, Quebec, Canada, pp. 471, 2011." Link to publication (restricted access)

[209] A. Rennings, A. Litinsky, P. Schneider, S. Orzada, S. Otto "A full-wavelength dipole RF coil element for 7T MRI with maximized longitudinal FOV and two-peak SAR distribution", ISMRM 19th Annual Meeting & Exhibition (ISMRM 2011), May 7-13, Montréal, Quebec, Canada, pp. 3813, 2011." Link to publication (restricted access)

2010

[208] A. Rennings, P. Schneider, S. Otto, D. Erni, C. Caloz, M. E. Ladd "A CRLH zeroth-order resonant antenna (ZORA) with high near-field polarization purity used as an RF coil element for ultra high field MRI", METAMATERIALS 2010, Sept. 13-16, Karlsruhe, Germany, pp. 92-94, 2010. (invited paper)" Link to publication (restricted access)

[207] S. Huclova, D. Erni, Jür. Fröhlich "Modelling effective dielectric properties of materials containing diverse types of biological cells", J. Phys. D: Appl. Phys., vol. 43, no. 36, pp. 365405–1-10, Sept. 15, 2010." Link to publication (restricted access)

[206] D. Erni "Metamaterial based RF coils for 7 Tesla MRI applications", serec newsletters, no. 13, serec - swiss electromagnetics research & engineering centre, (www.serec.ethz.ch), March 2010." Link to publication (restricted access)

2009

[205] J. Mosig, A. Bahr, T. Bolz, A. Rennings "Design and characteristics of metamaterial transmit/receive coil element for 7 Tesla MRI", World Congress 2009 on Medical Physics and Biomedical Engineering (WC 2009), Sept. 7-12, Munich, Germany, IFMBE Proc. 25/II, pp. 173-176, 2009." Link to publication (restricted access)

[204] A. Rennings, P. Schneider, C. Caloz, S. Orzada "Preliminary experiments on a CRLH metamaterial zeroth-order resonant coil (ZORC) element for 7 Tesla MRI applications with large field of view", METAMATERIALS 2009, Sept. 1-4, London, UK, Special Session 4, pp. 126-128, 2009. (invited paper)" Link to publication (restricted access)

[203] A. Rennings, J. Mosig, A. Bahr, C. Caloz, M. E. Ladd, D. Erni "A CRLH metamaterial based RF coil element for magnetic resonance imaging at 7 Tesla", 3rd European Conference on Antennas and Propagation (EuCAP 2009), March 23-27, Berlin, Germany, Session Thu-P-4.57, pp. 3231-3234, 2009." Link to publication (restricted access)

2007

[202] A. Bahr, C. Adami, T. Bolz, A. Rennings, H. Dorn, L. Rüttiger "Exposure setups for laboratory animals and volunteer studies using body-mounted antennas", Radiation Protection Dosimetry, vol. 124, no. 1, pp. 31-34, June 2007." Link to publication (restricted access)

Nanophotonik und Nanooptik

2021

[201] M. Jalali, J. T. Svejda, J. Jose, S. Schluecker, D. Erni "The role of wall's curvature on the quantum tunneling within subnanometer gaps", European Conference on Lasers and Electro-Optics – European Quantum Electronics Conference (CLEO/Europe – EQEC 2021), June 20-24, ICM Centre of the Munich Trade Fair Centre, Munich, Germany, Session EG-P: 'EG Poster Session', paper EG-P.3, (DOI: 10.1109/CLEO/Europe-EQEC52157.2021.9541740), 2021." Link to publication (restricted access)

2020

[200] M. Jalali, D. Erni "Improving a micro-toroid's sensing limit through adding a thin dielectric shell", Workshop on Theoretical and Numerical Tools for Nanophotonics (TNTN 2020), comprising XXVIII Int. Workshop on Optical Wave & Waveguide Theory and Numerical Modelling (OWTNM 2020) and the 13th Annual Meeting Photonic Devices, Feb. 12-14, Zuse Institute Berlin, Berlin, Germany, poster session, topic 'Metal', paper no. 18, pp. 86, 2020." Link to publication (restricted access)

2016

[199] D. Erni "Breeding functional devices on a computer - Using numerical structural optimization in photonics", Seminar Lecture, Nov. 1, Department of Physics, Shiraz University, Shiraz, Iran, 2016, (invited presentation)." Link to publication (restricted access)

2014

[198] T. Jalali, D. Erni "Highly confined photonic nanojet from optimized elliptical particles", J. Modern Opt., vol. 61, no. 13, pp. 1069-1076, (DOI: 10.1080/09500340.2014.920056), July 10, 2014." Link to publication (restricted access)

2013

[197] D. Erni "Functionality in nanophotonics", Tutorial Lecture, CENIDE Nano Summer Program 2013, July 10, Session on 'Application and Sustainability', Center for Nanointegration Duisburg-Essen, University of Duisburg-Essen, Duisburg, Germany, 2013." Link to publication (restricted access)

2011

[196] D. Erni "Using numerical structural optimization in photonics", Seminar Lecture, June 23, Faculty of Electrical Engineering, Mathematics and Computer Science, University of Twente, the Netherlands, 2011."

2010

[195] D. Erni "Introducing functionality in nanophotonics and electrodynamic metamaterials", Lectures on Electromagnetic Fields and Waves, Dec. 21, ETH Zurich, Switzerland, 2010, (invited presentation)."

[194] D. Erni, T. Liebig, Jür. Fröhlich "Numerical structural optimization in microoptics and nanophotonics", 6th Workshop on Numerical Methods for Optical Nano Structures (organized by OptETH, the Fred Tischer Lecture Series, and the MNSP – ETH Zurich Micro and Nano Science Platform), July 5-7, ETH Zurich, Switzerland, 2010, (invited keynote presentation)." Link to publication (restricted access)

2009

[193] D. Erni, C. Caloz "A Special Issue on Functional Nanophotonics and Nanoelectromagnetics", J. Comput. Theor. Nanosci., vol. 6, no. 9, pp. 1977-1978, Sept. 2009." Link to publication (restricted access)

2008

[192] T. Liebig, I. Kemper, D. Erni "Iterative strategies for the structural design of nanophotonic components", 1st Int. Workshop on Theoretical and Computational Nano-Photonics (TaCoNa 2008), Dec. 3-5, pp. 52, Bad Honnef, Germany, 2008." Link to publication (restricted access)

[191] X. Cui, D. Erni "Optimization of nanophotonic structures by using genetic algoritms and evolutionary strategies", 1st Int. Workshop on Theoretical and Computational Nano-Photonics (TaCoNa 2008), Dec. 3-5, pp. 43, Bad Honnef, Germany, 2008." Link to publication (restricted access)

[190] X. Cui, D. Erni, C. . Hafner "Optical forces on metallic nanoparticles induced by a photonic nanojet", Opt. Express, vol. 16, no. 18, pp. 13560-13568. Sept. 1, 2008." Link to publication (restricted access)

[189] X. Cui, D. Erni, C. . Hafner "MMP simulation of optical forces acting on a metallic nanoparticle within a photonic nanojet", 4th Workshop on Numerical Methods for Optical Nano Structures (organized by OptETH and the Fred Tischer Lecture Series), July 7-9, ETH Zurich, Switzerland, 2008." Link to publication (restricted access)

[188] T. Liebig, D. Erni "Using optically induced forces in numerical structural optimization", XVII Int. Workshop on Optical Waveguide Theory and Numerical Modeling (OWTNM 2008), June 13-14, pp. 36, PO-14, Eindhoven, The Netherlands, 2008." Link to publication (restricted access)

2007

[187] X. Cui, C. . Hafner, F. Robin, D. Erni, K. Tavzarashvili, R. Vahldieck "Sharp trench waveguide bend with photonic crystals: Simulation, fabrication and characterization", Proc. SPIE vol. 6617, WoP 2007 - World of Photonics Congress, (SPIE Europe Optical Metrology), pp. 66170D-1-11, June 17-21, Munich, Germany, 2007." Link to publication (restricted access)

[186] A. Jebali, D. Erni, S. Gulde, R.-F. Mahrt, W. Bächtold "Analytical calculation of the Q-factor for circular-grating microcavities", J. Opt. Soc. Am. B, vol. 24, no. 4, pp. 906-915, April 2007." Link to publication (restricted access)

[185] T. Jalali, M. Z. Shoushtari, D. Erni, C. . Hafner "Emission of photonic nanojet by a two dimensional dielectic microlens", 13th Iranian Conference on Optics and Photonics (ICOP 2007), Iran Telecom Research Center, Feb. 6-8, Teheran, Iran, 2007." Link to publication (restricted access)

[184] T. Jalali, D. Erni, M. Z. Shoushtari, C. . Hafner "Modeling photonic nanojet emission from spherical nano particles using the 3D multiple multipole method", 386. WE-Heraeus Seminar, Bad Honnef, 25.-28. Februar, Deutschland, 2007." Link to publication (restricted access)

Optische Interconnects und optische Backplanes

2009

[183] R. Scollo, H.-J. Lohe, F. Robin, D. Erni, E. Gini, H. Jäckel "Mode-locked InP-based laser diode with a monolithic integrated UTC absorber for subpicosecond pulse generation", IEEE J. Quantum Electron., vol. 45, no. 4, pp. 322-335, April 2009." Link to publication (restricted access)

2008

[182] D. Erni "Das Licht in die Schranken weisen – Optische Signalübertragung auf elektronischen Leiterplatten, in Computer-Chips und in der Nanoskala", öffentlicher Vortrag am Uni-Colleg Duisburg, Universität Duisburg-Essen, 12. Nov., 2008." Link to publication (restricted access)

2007

[181] D. Erni, D. Lenz, J.-M. Lehky, B.-J. Offrein, T. Lamprecht "Upgrading multimode channels for multi-Tb/s/inch bandwidth densities in board-level optical interconnects", Europ. Microwave Assoc. Proc. (EuMA Proc.), Special Issue on Microwave Photonics, vol. 3, no. 3, pp. 222-228, Sept. 2007." Link to publication (restricted access)

[180] D. Erni "Wenn das Interface zum Engpass wird - Lehrstuhl ATE sucht neue Wege in der Hochleistungsdatenübertragung", Alumni Newsletter, vol. 6, no. 2, netzwerkElektroDU, Universität Duisburg-Essen, pp. 4-5, Juli 2007." Link to publication (restricted access)

[179] D. Erni, D. Lenz, J.-M. Lehky, B.-J. Offrein, T. Lamprecht "Modal multiplexing in highly overmoded waveguide channels for high-speed board-level optical interconnects", 12th MICROCOLL - Colloquium on Microwave Communications / Mediterranean Microwave Symposium (MMS 2007), May 14-16, Budapest, Hungary, pp. 53-56, 2007. (invited paper)" Link to publication (restricted access)

2006

[178] C. Kromer, G. Sialm, D. Erni, T. Morf, M. Kossel, H. Jäckel "A 40 Gb/s optical receiver in 80-nm CMOS for short-distance high-density interconnects", 2nd IEEE Asian Solid-State Circuit Conference (A-SSCC 2006), Nov. 13-15, Hangzhou, China, Session 14-1, pp. 395-398, 2006." Link to publication (restricted access)

[177] F. Herzog, K. Kudielka, D. Erni, W. Bächtold "Optical phase locking by local oscillator phase dithering", IEEE J. Quantum Electron., vol. 42, no. 10, pp. 973-985, Oct. 2006." Link to publication (restricted access)

Optische Nano-Antennen

2010

[176] X. Cui, L. Dong, W. Zhang, W. Wu, Y. Tang, D. Erni "Numerical investigations of a multi-walled carbon nanotube-based multi-segmented optical antenna", Appl. Phys. B: Lasers and Optics, vol. 101, no. 3, pp.601-609, Nov. 2010." Link to publication (restricted access)

[175] X. Cui, Z. Fan, X. Tao, W. Zhang, D. Erni, X. Fan, X. Zhang, L. Dong "Sphere-on-pillar optical nano-antennas", 2010 IEEE Nanotechnology Materials and Devices Conf., Oct. 12-15, pp. 171-176, ThP1-1.4, Monterey, CA, USA, 2010." Link to publication (restricted access)

[174] X. Cui, W. Zhang, D. Erni, L. Dong "Optical properties of a nanomatch-like plasmonic structure", Virtual Journal on Biomedical Optics, vol. 5, no. 12, (reprint of the J. Opt. Soc. Am. A journal article, for citation please refer to this article), Sept. 30, 2010." Link to publication (restricted access)

[173] X. Cui, W. Zhang, D. Erni, L. Dong "Optical properties of a nanomatch-like plasmonic structure", J. Opt. Soc. Am. A, vol. 27, no. 8, pp. 1783-1790, Aug. 2010." Link to publication (restricted access)

2009

[172] W. Zhang, X. Cui, O. J. F. Martin "Local field enhancement of an infinite conical metal tip illuminated by a focused beam", J. Raman Spectrosc., vol. 40, no. 10, pp. 1338-1342, Oct. 2009." Link to publication (restricted access)

[171] X. Cui, D. Erni, L. Dong, W. Zhang "Optical antennas based on segmented metal-nanotube structures", in 2nd Topical Meeting on Nanophotonics and Metamaterials (NANOMETA 2009), Jan. 5-8, pp. 30, TUE4f.74, Seefeld, Austria, 2009." Link to publication (restricted access)

2008

[170] X. Cui, D. Erni, W. Zhang, R. Zenobi "Highly efficient nano-tips with metal-dielectric coatings for tip-enhanced spectroscopy applications", Chem. Phys. Lett., vol. 453, no. 4-6, pp. 262-265. March 3, 2008." Link to publication (restricted access)

2007

[169] X. Cui, W. Zhang, B.-S. Yeo, R. Zenobi, C. . Hafner, D. Erni "Tuning the resonance frequency of Ag-coated dielectric tips", Opt. Express, vol. 15, no. 13, pp. 8309-8316, June 25, 2007." Link to publication (restricted access)

[168] R. Kappeler, D. Erni, C. Xudong, L. Novotny "Field computations of optical antennas", J. Comput. Theor. Nanosci. , vol. 4, no. 3, pp. 686-691, May 2007." Link to publication (restricted access)

Photonische Kristalle und photonisches Bandlücken-Engineering

2022

[167] C. Bohley, V. Jandieri, B. Schwager, R. Khomeriki, D. Schulz, D. Erni, D. H. Werner, J. Berakdar "Thickness-dependent slow-light gap solitons in three-dimensional coupled photonic crystal waveguides", Opt. Lett., vol. 47, no. 11, pp. 2794-2797, June 1, 2022, doi: 10.1364/OL.457044, Supplemental Document, pp. 1-7, doi: /10.6084/m9.figshare.19698055." Link to publication (restricted access)

[166] V. Jandieri, S. Ceccuzzi, P. Baccarelli, G. Schettini, D. Erni, W. Hong, D. H. Werner, K. Yasumoto "Efficient analysis of radiation from a dipole source in woodpile EBG structures", IEEE Trans. Antennas Propagat., vol. 70, no. 1, (DOI: 10.1109/TAP.2021.3098578), pp. 389-400, Jan. 2022." Link to publication (restricted access)

2021

[165] V. Jandieri, R. Khomeriki, L. Chotorlishvili, K. Watanabe, D. Erni, D. H. Werner, J. Berakdar "Photonic signatures of spin-driven ferroelectricity in multiferroic dielectric oxides", Phys. Rev. Lett., vol. 127, no. 12, (DOI: 10.1103/PhysRevLett.127.127601), pp. 127601–1-7, Sept. 17, 2021." Link to publication (restricted access)

[164] V. Jandieri, R. Khomeriki, J. Berakdar "Efficient analysis of complex modes in cylindrical photonic crystal", XXXIV General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS 2021), Aug. 28 – Sept. 4, Sapienza Faculty of Engineering, Rome, Italy, session B24 'Electromagnetic methods for direct and inverse scattering involving stratified media (Part 1)', paper no. Tu-B24-AM2-2, pp. 124, 2021, (invited paper)." Link to publication

[163] V. Jandieri, R. Khomeriki, T. Onoprishvili, D. Erni, L. Chotorlishvili, D. H. Werner, J. Berakdar "Band-Gap solitons in nonlinear photonic crystal waveguides and their application for functional all-optical logic gates", Photonics., Special Issue 'Optical Solitons: Current Status', vol. 8, no. 7, (DOI: 10.3390/photonics8070250), paper no. 250, pp. 1-14, June 2021, (review paper)." Link to publication

2020

[162] V. Jandieri, R. Khomeriki, D. H. Werner, J. Berakdar, D. Erni "Full-wave formalism for soliton propagation in nonlinear photonic crystals", 11th Int. Conf. on Metamaterials, Photonic Crystals and Plasmonics (META 2020), July 20-23, University of Warsaw, Warsaw, Poland, 2020, (accepted invited presentation, conference was canceled due Covid-19)."

[161] V. Jandieri, R. Khomeriki, D. H. Werner, J. Berakdar, D. Erni "Full-wave formalism for soliton propagation in nonlinear photonic crystals", OSA Advanced Photonic Congress, July 13-16, OSA Virtual Event, Session 'Soliton Phenomena (NpTh1D)', paper NpTh1D.3, 2020." Link to publication (restricted access)

[160] V. Jandieri, R. Khomeriki, T. Onoprishvili, D. H. Werner, J. Berakdar, D. Erni "Functional all-optical logic gates for true time-domain signal processing in nonlinear photonic crystal waveguides", Opt. Express., vol. 28, no. 12, (DOI: 10.1364/OE.395015), pp. 18317-18331, June 8, 2020." Link to publication

2019

[159] V. Jandieri, R. Khomeriki, J. Berakdar, D. Erni "Theory of soliton propagation in nonlinear photonic crystal waveguides", Opt. Express, vol. 27, no. 21, pp. 29558-29566, (DOI: 10.1364/OE.27.029558), Oct. 14, 2019." Link to publication

[158] T. Onoprishvili, V. Jandieri, R. Khomeriki, D. Erni "Fully all-optical multi-input logic gates based on bandgap solitons in guiding photonic crystal nanostructures", Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), June 17-20, University of Rome 'La Sapienza', Rome, Italy, Session 2A11 – SC2: 'Recent Advances of Metamaterials for Novel Electromagnetic and Photonic Devices 1', pp. 729, 2019." Link to publication

[157] V. Jandieri, T. Onoprishvili, R. Khomeriki, D. Erni, J. Pistora "Digital signal processing in coupled photonic crystal waveguides and its application to an all-optical AND logic gate", Optical and Quantum Electronics (OQE), Special Issue: The 2018 International Workshop on Optical Waveguide Theory and Numerical Modelling, vol. 51, no. 4, (DOI: 10.1007/s11082-019-1833-9), paper no. 121, pp. 1-15, April 2019." Link to publication (restricted access)

2018

[156] V. Jandieri, D. Erni "Digital signal processing in coupled photonic crystal waveguides", 12th Asia-Pacific Engineering Research Forum on Microwave and Electromagnetic Theory (APMET 2018), Oct. 12-13, Fukuoka Institute of Technology, Fukuoka, Japan, Session 8, pp. 123-125, 2018, (invited paper)." Link to publication (restricted access)

[155] T. Onoprishvili, V. Jandieri, R. Khomeriki, D. Erni "Digital signal processing in nonlinear photonic crystal waveguides based on bandgap transmission", Progress in Electromagnetics Research Symposium (PIERS 2018), Aug. 1-4, Session 2P4 – SC1 & SC3: 'Design and Simulation of Electromagnetic and Optical Devices 2', pp. 608, Toyama International Conference Center and ANA Crowne Plaza Toyama, Toyama, Japan, 2018." Link to publication (restricted access)

[154] V. Jandieri, T. Onoprishvili, R. Khomeriki, D. Erni "Realization of linear amplification of optical signal in guiding nanostructures", Progress in Electromagnetics Research Symposium (PIERS 2018), Aug. 1-4, Session 1A7 – SC1: 'Recent Approaches to Periodic Structures 1', pp. 82, Toyama International Conference Center and ANA Crowne Plaza Toyama, Toyama, Japan, 2018." Link to publication (restricted access)

[153] V. Jandieri, R. Khomeriki, D. Erni "Realization of true all-optical AND logic gate based on nonlinear coupled air-hole type photonic crystal waveguides", Opt. Express, vol. 26, no. 16, pp. 19845-19853, (DOI: 10.1364/OE.26.019845), Aug. 6, 2018." Link to publication

[152] V. Jandieri "Rigorous analysis of electromagnetic bandgap structures and their application in microwave and optical devices", Invited Seminar Talk, June 7, Nanotechnology Centre, VSB-Technical University of Ostrava, Ostrava, Czech Republic, 2018."

[151] V. Jandieri, D. Erni "Electromagnetic scattering, guidance and radiation in cylindrical periodic and bandgap structures", 2nd URSI Atlantic Radio Science Conference (URSI AT-RASC 2018), May 28 – June 1, paper no. S-B08-4, ExpoMeloneras Convention Center, Gran Canaria, Spain, 2018." Link to publication (restricted access)

[150] V. Jandieri, R. Khomeriki, D. Erni, W. C. Chew "All-optical digital amplification in nonlinear photonic crystal waveguides", XXVI Int. Workshop on Optical Waveguide Theory and Numerical Modeling (OWTNM 2018), April 13-14, Session O-6: 'Nonlinear Photonics', paper O-6.3, pp. 52, Bad Sassendorf, Germany, 2018." Link to publication (restricted access)

[149] V. Jandieri, R. Khomeriki, D. Erni "Realization of true logic gates using photonic crystal waveguides based on bandgap transmission phenomenon", 12th European Conference on Antennas and Propagation (EuCAP 2018), April 9-13, London, UK, Session CS40: 'Electromagnetic methods for direct and inverse scattering involving stratified media', paper CS40.2, 2018." Link to publication (restricted access)

2017

[148] G. Burduli, V. Jandieri, K. Yasumoto, D. Erni "Comparative analysis of techniques for source radiation in cylindrical EBG with and without periodic discontinuities", 38th Progress in Electromagnetics Research Symposium (PIERS 2017), May 22-25, Session 3P7-SC1: "Computational Techniques in Electromagnetics and Applications", Park Inn by Radisson «Pribaltiyskaya» Hotel, St. Petersburg, Russia,pp 1398, 2017." Link to publication (restricted access)

[147] V. Jandieri, R. Khomeriki, D. Erni, W. C. Chew "Realization of all-optical digital amplification in coupled nonlinear bandgap waveguides", Prog. Electromagn. Res. (PIER), vol. 158, pp. 63-72, 2017." Link to publication (restricted access)

2016

[146] S. Ceccuzzi, V. Jandieri, P. Baccarelli, C. Ponti, G. Schettini "Directive scattering by a line source coupled to infinite or finite electromagnetic band-gap media", Int. Symp. on Electromagnetic Theory (EMTS 2016), URSI Commission B, Aug. 14-18, Session B7: 'Scattering and Diffraction I', Espoo, Finland, pp. 409-410, 2016, (invited paper)." Link to publication (restricted access)

[145] D. Zhang, V. Jandieri, K. Yasumoto "Modal analysis of wave guidance by a periodic chain of circular rods", Progress in Electromagnetics Research Symposium PIERS 2016, Aug 8-11, Shanghai, China, Session 4A2: 'SC3: Photonic Crystals and Subwavelength Structures', pp. 156, 2016, (invited paper)." Link to publication (restricted access)

2015

[144] V. Jandieri, R. Khomeriki, G. Schettini, D. Erni "Nonlinear all-optical digital amplification of light pulses based on coupled photonic crystal guiding nanostructures", Int. Conf. on Electromagnetics in Advanced Applications (ICEAA 2015), IEEE/URSI, Sept. 7-11, Centro Congressi Torino Incontra, Torino, Italy, Session 07: 'Random and Nonlinear Electromagnetics', paper 127, pp. 51-54, 2015." Link to publication (restricted access)

2013

[143] P. Kaspar, R. Kappeler, D. Erni, H. Jäckel "Average light velocities in periodic media", J. Opt. Soc. Am. B, vol. 30, no. 11, pp. 2849-2854, (DOI: 10.1364/JOSAB.30.002849), Nov. 2013." Link to publication (restricted access)

2011

[142] P. Kaspar, R. Kappeler, D. Erni, H. Jäckel "Relevance of the light line in planar photonic crystal waveguides with weak vertical confinement", Opt. Express, vol. 19, no. 24, pp. 24344-24353, Nov. 21, 2011." Link to publication

2008

[141] P. Strasser, G. Stark, F. Robin, D. Erni, K. Rauscher, R. Wüest, H. Jäckel "Optimization of a 60° waveguide bend in InP-based 2D planar photonic crystals", J. Opt. Soc. Am. A., vol. 25, no. 1, pp. 67-73, Jan. 2008." Link to publication (restricted access)

2007

[140] P. Nellen, V. Callegari, U. Sennhauser, P. Strasser, R. Wüest, F. Robin, D. Erni "Focused ion beam modifications of indium phosphide photonic crystals", EMPA Activities 2006, (Annual Report 2006 of EMPA – Swiss Federal Laboratories for Materials Testing and Research), pp. 54-55, 2007." Link to publication (restricted access)

[139] R. Wüest, F. Robin, P. Strasser, H. Jäckel, D. Erni "Influence of proximity effects in electron-beam lithography on the optical properties of planar photonic-crystal waveguides", J. Appl. Phys., vol. 102, no. 8, pp. 083110-1-7, Oct. 15, 2007." Link to publication (restricted access)

[138] P. M. Nellen, P. Strasser, V. Callegari, R. Wüest, D. Erni, F. Robin "Focused ion beam modifications of indium phosphide photonic crystals", Microelectronic Engineering (MEE), vol. 85, no. 5-8, pp. 1244-1247, May/Aug. 2007." Link to publication (restricted access)

[137] A. Bijamov, D. Kakulia, G. Saparishvili, V. Tabatadze, K. Tavzarashvili, R. Zaridze, C. . Hafner, D. Erni "Simulation and investigation of 2D and 3D photonic devices", Journal of Applied Electromagnetism, (JAE, ISSN 1109-1606), vol. 9, no. 1, pp.1-19, June 2007."

[136] R. Harbers, S. Jochim, N. Moll, R. F. Mahrt, D. Erni, J. A. Hoffnagle, W. D. Hinsberg "Control of Fano line shapes by means of photonic crystal structures in a dye-doped polymer", Virtual Journal of Nanoscale Science & Technology, vol. 15, no. 21, (reprint of the Appl. Phys. Lett. article, for citation please refer to the Appl. Phys. Lett. article), May. 28, 2007." Link to publication (restricted access)

[135] R. Harbers, S. Jochim, N. Moll, R. F. Mahrt, D. Erni, J. A. Hoffnagle, W. D. Hinsberg "Control of Fano line shapes by means of photonic crystal structures in a dye-doped polymer", Appl. Phys. Lett., vol. 90, no. 20, pp. 201105-1-3, May 14, 2007." Link to publication (restricted access)

[134] T. Jalali, M. Z. Shoushtari, D. Erni "Optimized 60° photonic crystal waveguide bend and photonic nanojet simulations using the FDTD and the MMP method", The First Nanotechnology Student Conference, Tarbiat Modares University, Feb. 19-21, Teheran, Iran, 2007." Link to publication (restricted access)

[133] P. Strasser, R. Wüest, F. Robin, D. Erni, H. Jäckel "Detailed analysis of the influence of an inductively coupled plasma reactive-ion etching process on the hole depth and shape for photonic crystals in InP/InGaAsP", J. Vac. Sci. Technol. B, vol. 25, no. 2, pp. 387-393, March/April 2007." Link to publication (restricted access)

2006

[132] P. Strasser, R. Wüest, K. Rauscher, F. Robin, D. Erni, H. Jäckel "InP-basedphosphide photonic crystals", in 'Electron-beam lithography applications at ETH Zurich' (F. Robin), Raith Application Note, Raith GmbH, pp. 1-6, 2006." Link to publication (restricted access)

Plasmonik

2022

[131] J. Jose, L. Schumacher, M. Jalali, G. Haberfehlner, J. T. Svejda, D. Erni, S. Schluecker "Particle size-sependent onset of the tunneling regime in ideal dimers of gold nanospheres," ACS Nano, vol. 16, no. 12, pp. 21377-21387, Dec. 7, 2022, doi: 10.1021/acsnano.2c09680. Link to publication (restricted access)

[130] M. Jalali, D. Erni "Early stage, label-free detection of breast cancer based on exosome's protein content alteration", Proc. SPIE vol. 12139, Optical Sensing and Detection VII (121390G), pp. 121390G-1-7, May 17, 2022, doi: 10.1117/12.2621062." Link to publication (restricted access)

[129] M. Jalali, D. Erni "Early stage, label-free detection of breast cancer based on exosome's protein content alteration", SPIE Photonics Europe 2022, Optical Sensing and Detection VII (Conf. ID 12139), April 3-7, Palais de la Musique et des Congrès, Strasbourg, France, paper 12139-99, 2022." Link to publication (restricted access)

2021

[128] J. Jose, L. Schumacher, M. Jalali, J. T. Svejda, D. Erni, S. Schluecker "Particle size-sependent onset of the quantum regime in ideal dimers of gold nanospheres", arXiv:2110.00431 [physics.optics], Bibcode: 2021arXiv211000431J, (https://arxiv.org/abs/2110.00431), Oct. 1, 2021." Link to publication

[127] M. Jalali, N. Benson, D. Erni "Detecting protein alteration within an exosome by means of a coated dielectric microsphere resonator", European Conference on Lasers and Electro-Optics – European Quantum Electronics Conference (CLEO/Europe – EQEC 2021), June 20-24, ICM Centre of the Munich Trade Fair Centre, Munich, Germany, Session CL-4: 'Spectroscopy, Label-Free Imaging and Sensing', paper CL-4.1, (DOI: 10.1109/CLEO/Europe-EQEC52157.2021.9542231), 2021." Link to publication (restricted access)

[126] M. Jalali, J. T. Svejda, J. Jose, S. Schluecker, D. Erni "The simulation scenario of quantum tunneling in gold nanodimers within a classical framework", Bremen Workshop on Light Scattering 2021, March 22-23, Leibniz-Institut für Werkstofforientierte Technologien (IWT), Bremen, Germany, pp. 12-15, 2021" Link to publication

2020

[125] M. Jalali, D. Erni "Nanoplasmonic and nanophotonic simulations", COMSOL Day: University of Duisburg-Essen, Feb. 20, Room MD 164, University of Duisburg-Essen, Duisburg, Germany, 2020." Link to publication

2019

[124] M. Jalali, P. Mertin, A. Rennings, D. Erni "Effect of hepatic vein on gold nanoparticle-mediated hyperthermia in liver cancer", Proc. SPIE vol. 11207, (DOI: 10.1117/12.2526978), pp. 112070M–1-6, Oct. 3, 2019." Link to publication (restricted access)

[123] M. Jalali, D. Erni "Effective coupling of a plasmonic nanorod to a microsphere resonator", European Conference on Lasers and Electro-Optics – European Quantum Electronics Conference (CLEO/Europe – EQEC 2019), June 23-27, ICM Centre of the Munich Trade Fair Centre, Munich, Germany, paper CH-P.29 MON, 2019." Link to publication (restricted access)

[122] M. Jalali, P. Mertin, A. Rennings, D. Erni "Effect of hepatic vein on gold-nanoparticle-mediated hyperthermia in liver cancer", IV International Conference on Applications of Optics and Photonics (AOP 2019), May 31 – June 4, Lisbon, Portugal, Session Mo.3.b: 'Laser Spectroscopy Applied to Environmental, Ecological, Agricultural and Food Safety Research', paper AOP100-48, pp. 40, 2019, (invited presentation)." Link to publication

[121] V. Jandieri, P. Baccarelli, G. Schettini "Surface-plasmon and leaky-wave propagation in linear array of circular scatterers", Int. Symp. on Electromagnetic Theory (EMTS 2019), URSI Commission B, May 27-31, San Diego, CA, USA, Session F06: 'Scattering and diffraction', paper F06-4, pp. 53, 2019, (invited paper)." Link to publication (restricted access)

2018

[120] V. Tran, C. Thiel, J. T. Svejda, M. Jalali, B. Walkenfort, D. Erni, S. Schluecker "Probing the SERS brightness of individual Au nanoparticles, hollow Au/Ag nanoshells, Au nanostars and Au core/Au satellite particles: single-particle experiments and computer simulations", Nanoscale, vol. 10, no. 46, (DOI: 10.1039/c8nr06028b), pp. 21721-21731, Dec. 14, 2018." Link to publication (restricted access)

[119] V. Jandieri, L. Okropiridze, K. Yasumoto, D. Erni, J. Pistora "Efficient analysis method of light scattering by a grating of plasmonic nanorods", COMPEL: The Int. J. for Computation and Mathematics in Electrical and Electronics Engineering, Special Issue: Theoretical Electrical Engineering (ISTET 2017), vol. 37, no. 4, pp. 1436-1448, Oct. 2018." Link to publication (restricted access)

2017

[118] K. Yasumoto, V. Jandieri, P. Meng, Y. Liu "Transmission of enhanced optical responses through a linkage of surface plasmon resonances in a finite periodic array of metallic nanocylinders ", 16th Int. Symposium on Microwave and Optical Technology (ISMOT 2017), June 26-28, Session WA1: "New Technologies", Kbiz Conference Hall, Seoul , Korea, paper 160016, 2017." Link to publication (restricted access)

[117] V. Jandieri, D. Erni "Efficient analysis method of light scattering by a grating of plasmonic nanorods", XIX Int. Symposium on Theoretical Electrical Engineering (ISTET 2017), July 16-19, Session TO1: "Fields and Waves", Ilmenau University of Technology, Ilmenau, Germany, paper TO1-03, pp. 50, 2017." Link to publication (restricted access)

[116] V. Jandieri, K. Yasumoto, J. Pistora "Rigorous analysis of electromagnetic scattering by grating of plasmonic nanorods coupled to magneto-optical slab", IEEE Trans. Magn., vol. 53, no. 4, pp. 1000306, April 2017." Link to publication (restricted access)

2016

[115] H. Cao, K. Yasumoto, Y. Liu, V. Jandieri, D. Zhang "Scattering of light by multilayered cylindrically periodic arrays of metal-coated nanocylinders", Int. Symp. on Antennas and Propagation (ISAP 2016), Oct. 24-28, Okinawa Convention Center, Ginowan, Okinawa, Japan, Session 3B2: 'Recent Advances in Computational Electromagnetics II', paper 20108, pp. 588-589, 2016." Link to publication (restricted access)

[114] V. Jandieri, K. Yasumoto, D. Erni "Rigorous analysis of light scattering by a grating of nanocylinders coupled to a dielectric substrate", Int. Symp. on Electromagnetic Theory (EMTS 2016), URSI Commission B, Aug. 14-18, Session B9: 'Forward Scattering and Propagation I', Espoo, Finland, pp. 547-550, 2016, (invited paper)." Link to publication (restricted access)

[113] K. Yasumoto, V. Jandieri, P. Meng, Y. Liu "Scattering of light by a nanowire grating on a dielectric slab", Progress in Electromagnetics Research Symposium PIERS 2016, Aug 8-11, Shanghai, China, Session 1A13:
'Novel Mathematical Methods in Electromagnetics', pp. 33, 2016." Link to publication (restricted access)

2010

[112] X. Cui, D. Erni "The influence of particle shapes on the optical response of nearly touching plasmonic nanoparticle dimers", J. Comput. Theor. Nanosci., vol. 7, no. 8, pp. 1610-1615, Aug. 2010." Link to publication (restricted access)

2009

[111] X. Cui, D. Erni "Numerical studies on nearly touching plasmonic nanoparticle dimers", 5th Workshop on Numerical Methods for Optical Nano Structures (organized by OptETH, the Fred Tischer Lecture Series, and the MNSP - ETH Zurich Micro and Nano Science Platform), July 6-7, ETH Zurich, Switzerland, 2009." Link to publication (restricted access)

[110] X. Cui, D. Erni "Ultracompact surface plasmon polariton beam focusing with metal-coated nanoshell structures", J. Comput. Theor. Nanosci., vol. 6, no. 3, pp. 744-748, March 2009." Link to publication (restricted access)

2008

[109] X. Cui, D. Erni "Enhanced propagation in a plasmonic chain waveguide with nanoshell structures based on low- and high-order mode coupling", J. Opt. Soc. Am. A., vol. 25, no. 7, pp. 1783-1789, July 2008." Link to publication (restricted access)

[108] X. Cui, D. Erni "Nanorice chain waveguides based on low and high order mode coupling", 14th European Conf. on Integrated Optics (ECIO'08), June 11-13, pp. 245-248, ThP18, Eindhoven, The Netherlands, 2008." Link to publication (restricted access)

[107] A. Rennings, J. Mosig, C. Caloz, D. Erni, P. Waldow "Equivalent circuit (EC) FDTD method for the modelling of surface plasmon based couplers", J. Comput. Theor. Nanosci., vol. 5, no. 4, pp.690-703, April 2008." Link to publication (restricted access)

[106] T. Jalali, D. Erni, C. . Hafner "Analysis of surface plasmons in metallic nanoparticles of different shapes using the multiple multipole method", 2nd Conf. on Nano Structures (NS 2008), Kish University, March 11-14, pp. 39, G18-F, Kish Island, Iran, 2008." Link to publication (restricted access)

2007

[105] X. Cui, D. Erni, C. . Hafner, K. Tavzarashvili, R. Vahldieck "Study of metallic nano-shelled structures with rigorous electromagnetic analysis", Proc. SPIE vol. 6717, Int. Symp. on Optomechatronic Technologies (ISOT 2007), Beaulieu Congress Center, Oct. 8-10, 67170O-1-10, Lausanne, Switzerland, 2007. (invited paper)" Link to publication (restricted access)

[104] A. Rennings, J. Mosig, S. Gupta, C. Caloz, R. Kashyap, D. Erni, P. Waldow "Ultra-Compact power splitter based on surface plasmons", Int. Symp. On Signals, Systems and Electronics (ISSSE 2007), July 30 - Aug. 2, pp. 471-474, THA2-3.2, Montréal, Québec, Canada 2007." Link to publication (restricted access)

[103] A. Rennings, D. Erni, I. Wolff "Time-domain simulation of surface plasmons in ultra-compact optical devices", 3rd Workshop on Numerical Methods for Optical Nano Structures (organized by OptETH and the Fred Tischer Lecture Series), July 9-10, ETH Zurich, Switzerland, 2007." Link to publication (restricted access)

Science and Technology Studies

2022

[102] J. Weber, J. Troeger, D. Erni "ubiTag / 'Being Tagged': Die digitale Neuordnung der Welt – Chancen, Herausforderungen und Konfliktszenarien ubiquitärer chiploser RFID-Anwendungen," BMBF INSIGHT Forum 2022, Interdisziplinäre Perspektiven des gesellschaftlichen und technologischen Wandels, Talk and Poster, Dec. 5-6, Design Offices Berlin Humboldthafen, Berlin, Germany, Session: 'Themenoffenes Feld’, 2022. Link to publication

2018

[101] Rüd. Buß, D. Erni, B. Köppen-Seliger "Studieren aus der Ferne – Der Online-Master EIT an der Universität Duisburg-Essen", book chapter pp. 326-334, in I. van Ackeren, M. Kerres, S. Heinrichs (Eds.), Flexibles Lernen mit digitalen Medien ermöglichen – Strategische Verankerung und Erprobungsfelder guter Praxis an der Universität Duisburg-Essen, Münster: Waxmann Verlag GmbH, (ISBN-978-3-8309-3652-7), 2018." Link to publication (restricted access)

2011

[100] D. Erni, Jür. Fröhlich "Insistieren als Element der Wiederaneignung ingenieurwissenschaftlicher Erkenntnisse bei computergeleiteten Entwurfsverfahren", Workshop 'Insistieren in der Forschung', March 6-9, Villa Garbald, Castasegna, Switzerland, Y-Institute for Transdisciplinarity, Bern University of the Arts, Denklabor Garbald at the Collegium Helveticum, University of Zurich / ETH Zurich, 2011." Link to publication (restricted access)

2010

[99] D. Erni, Jür. Fröhlich "Postprocessing - making technical artifacts more intelligible", EASST Conference 2010 (EASST 010), 'Practicing Science and Technology, Performing the Social', The European Association for the Study of Science and Technology, Sept. 2-4, University of Trento, Italy, Track 8: Probing Technoscience, pp. 144, 2010." Link to publication (restricted access)

2009

[98] D. Erni, Jür. Fröhlich "Zur Epistemologie ingenieurwissenschaftlicher Forschung (und Berufspraxis) vor dem Hintergrund computergeleiteter Entwurfsverfahren", Wissenschaftstheoretisches Forschungskolloquium 'Methoden konstruktionsorientierter Forschung', 18. November, Universität Duisburg-Essen, 2009." Link to publication (restricted access)

2007

[97] Jür. Fröhlich, D. Erni "Search for the optimum: Engineers challenged by machines?", Workshop 'Engineering as Technoscience - From Calculation and Simulation towards Search Heuristics', 16.-17. Juli, Universität Duisburg-Essen, Gerhard-Mercator-Haus, 2007." Link to publication (restricted access)

[96] D. Erni, Jür. Fröhlich "Engineering expertise in the context of computer guided design", Workshop 'Engineering as Technoscience - From Calculation and Simulation towards Search Heuristics', 16.-17. Juli, Universität Duisburg-Essen, Gerhard-Mercator-Haus, 2007." Link to publication (restricted access)

Terahertz-Technik

2023

[95] D. Erni, A. Rennings, E. Farokhipour "Digital-coding based on a phase-change material for optically preconfigurable metasurfaces," 2023 IEEE Conf. on Antenna Measurements & Applications (IEEE CAMA 2023), Nov. 15-17, NH Collection Genova Marina Hotel, Genoa, Italy, Session E08: 'New Materials, Metamaterials, Artificial Materials, Metasurfaces, and Intelligent Surfaces', paper no. E08.3, pp. 1059-1062, 2023, doi: 10.1109/CAMA57522.2023.10352804. Link to publication (restricted access)

[94] A. Khuchua, M. Iashvili, A. Akopian, K. Watanabe, D. Erni, V. Jandieri "Inverse design of microwave post-wall waveguides-based filters," 44th Photonics and Electromagnetics Research Symposium (PIERS 2023), July 6-7, Prague Congress Center, Prague, Czech Republic, Track SC-5 'Remote Sensing, Inverse Problems, Imaging, Radar and Sensing', Session 'Direct and Inverse Scattering in Complex Geometry Media', pp. 1-2, 2023. Link to publication

[93] P. -Y. Wang, A. Rennings, D. Erni "Investigations on feeding networks for a liquid crystal-based leaky-wave antenna array," 6th Int. Workshop on Mobile THz Systems (IWMTS 2023), July 3-5, Kameha Grand, Bonn, Germany, Session 3: ' Terahertz Passive Components', pp. 1-3, 2023, doi 10.1109/IWMTS58186.2023.10207783. Link to publication (restricted access)

[92] E. Mutlu, S. Clochiatti, B. Sievert, R. Kress, P. Alexander, M. Zhang, C. Preuss, A. Zhang, W. Prost, D. Erni, N. Weimann "Large-signal device model verification for resonant tunneling diode oscillator," 6th Int. Workshop on Mobile THz Systems (IWMTS 2023), July 3-5, Kameha Grand, Bonn, Germany, Session 1: 'Terahertz Technology', pp. 1-5, 2023, doi 10.1109/IWMTS58186.2023.10207854. Link to publication (restricted access)

[91] P. -Y. Wang, A. Rennings, D. Erni "A tunable metamaterial element based on liquid crystals for holographic beam-steering antennas," IEEE Int. Wireless Symposium (IWS 2023), 2023 China Microwave Week, May 14-17, Qingdao, China, Session MP1K: 'Antennas I', paper 107, pp. 31, 2023, doi: 10.1109/IWS58240.2023.10222831. Link to publication (restricted access)

[90] E. Farokhipour, P. -Y. Wang, A. Rennings, D. Erni "Wide-angle SSPP-based beam steering leaky wave antenna with scanning improvement in the forward quadrant for mm-wave applications," 17th Europ. Conf. on Antennas and Propagation (EuCAP 2023), March 26-31, Firenze Fiera, Fortezza da Basso, Florence, Italy, Session A23: 'Leaky Wave Antennas II', paper A23.3, pp. 1-4, 2023, doi: 10.23919/EuCAP57121.2023.10133086. Link to publication (restricted access)

[89] F. Sheikh, A. Prokscha, J. M. Eckhardt, T. Doeker, N. A. Abbasi, J. Gomez-Ponce, B. Sievert, J. T. Svejda, A. Rennings, J. Barowski, C. Schulz, I. Rolfes, D. Erni, A. F. Molisch, T. Kürner, T. Kaiser "THz measurements, antennas, and simulations: From the past to the future," IEEE J. Microwaves, IEEE MTT 70th Anniversary Special Issue, vol. 3, no. 1, pp. 289-304, Jan. 2023, doi: 10.1109/JMW.2022.3216210, (invited paper). Link to publication

[88] P. -Y. Wang, B. Sievert, J. T. Svejda, N. Benson, F. -Y. Meng, A. Rennings, D. Erni "A liquid crystal tunable metamaterial unit cell for dynamic metasurface antennas," IEEE Trans. Antennas Propagat., vol. 71, no. 1, pp. 1135-1140, Jan. 2023, doi: 10.1109/TAP.2022.3220945. Link to publication (restricted access)

2022

[87] D. Erni, A. Rennings, J. T. Svejda, B. Sievert, E. Farokhipour, N. Komjani "Wide-angle spoof surface plasmon polariton leaky-wave antenna exploiting pre-fractal structures with backfire to nearly endfire scanning," IEEE Antennas Wireless Propag. Lett., vol. 21, no. 12, pp. 2507-2511, Dec. 2022, doi: 10.1109/LAWP.2022.3199073. Link to publication (restricted access)

[86] P. -Y. Wang, Y. -L. Lyu, F. -Y. Meng, A. Rennings, A. A. Abbas "Sidelobe suppression for leaky-wave antennas using a complementary paired configuration," IEEE Antennas Wireless Propag. Lett., vol. 21, no. 12, pp. 2447-2451, Dec. 2022, doi: 10.1109/LAWP.2022.3196399. Link to publication (restricted access)

[85] T. Haddad, C. Biurrun-Quel, P. Lu, J. Tebart, B. Sievert, S. Makhlouf, M. Grzeslo, J. Teniente, C. Del-Río, A. Stöhr "Photonic-assisted 2-D terahertz beam steering enabled by a LWA array monolithically integrated with a BFN," Opt. Express, vol. 30, no. 21, pp. 38596-38612, Oct. 10, 2022, doi: 10.1364/OE.468200. Link to publication

[84] M. Jalali, J. T. Svejda, D. Erni "A bioelectromagnetics center for exposure analyses of biological organisms at 6G frequencies", 3nd General Assembly, Nov. 23-24, Forschungszentrum für das Engineering Smarter Produkt-Service Systeme (ZESS), Bochum, Germany, Poster Session: 'WP4.8: 6G.Bioelectromagnetics Interactions', 2022." Link to publication

[83] B. Sievert, J. Wittemeier, J. T. Svejda, N. Pohl, D. Erni, A. Rennings "Bandwidth-enhanced circularly polarized mm-wave antenna with on-chip ground plane", IEEE Trans. Antennas Propagat., vol. 70, no. 10, pp. 9139-9148, Oct. 2022, doi: 10.1109/TAP.2022.3184539." Link to publication

[82] B. Sievert, M. Degen, J. T. Svejda, D. Erni, A. Rennings "An analytical model to approximate the radiation conductance of microstrip gaps", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Sept. 25-30, Milan, Italy, Session EuMC16: 'Advances in Electromagnetic Modeling and Analytical Methods', paper EuMC16-4, pp. 238-241, 2022." Link to publication (restricted access)

[81] D. Starke, J. Wittemeier, F. Vogelsang, B. Sievert, D. Erni, A. Rennings, H. Ruecker, N. Pohl "A fully integrated 0.48 THz FMCW radar transceiver MMIC in a SiGe-technology", 52nd European Microwave Conference (EuMC 2022) / 25th European Microwave Week (EuMW 2022), Sept. 25-30, Milan, Italy, Session EuMIC05: 'SiGe mmWave Components & Sub-systems', paper EuMIC05-5, pp. 56-59, 2022." Link to publication (restricted access)

[80] H. Yuan, A. Lisauska, M. Zhang, D. Erni, H. G. Roskos "Wax/PTFE substrate lens for front-side illumination of TeraFET detectors", 47th Int. Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz 2022), Aug. 26 – Sep. 3, Aula Conference Center, TU Delft, Delft, The Netherlands, Session Th-AM-5 'Non-Destructive Testing III – New Techniques', paper Th-AM-5-3, pp. 1-2, 2022, (hybrid conference as both, on-site and online event), doi: 10.1109/IRMMW-THz50927.2022.9895696." Link to publication (restricted access)

[79] X. Liu, L. Schmitt, B. Sievert, J. Lipka, C. Geng, K. Koplatzeck, D. Erni, A. Rennings, J. C. Balzer, M. Hoffmann, A. Czylwik "Terahertz beam steering using a MEMS-based reflectarray configured by a genetic algorithm", IEEE Access, vol. 10, pp. 84458-84472, Aug. 16, 2022, doi: 10.1109/ACCESS.2022.3197202." Link to publication

[78] H. Yuan, M. Zhang, A. Krysl, A. Lisauska, D. Erni, H. G. Roskos "Design of a dual-resonant TeraFET detector for sub- harmonic heterodyne detection", French-German TeraHertz Conference 2022, May. 16-19, Club Belambra La Grande Motte, La-Grande-Motte, France, 2022." Link to publication

[77] H. Yuan, A. Lisauska, M. Zhang, Q. u. Islam, D. Erni, H. G. Roskos "Fourier imaging based on sub-harmonic detection at 600 GHz", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 5: 'Terahertz Imaging', 2022, (hybrid workshop as both, on-site and online event), doi: 10.1109/IWMTS54901.2022.9832459." Link to publication (restricted access)

[76] M. Zhang, P. -Y. Wang, H. Yuan, H. G. Roskos, A. Rennings, D. Erni "Proposal for large scale 1-D subharmonic coherent detector array in the 600 GHz band", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 8: 'Terahertz Beamforming', 2022, (hybrid workshop as both, on-site and online event), doi: 10.1109/IWMTS54901.2022.9832440." Link to publication (restricted access)

[75] P. -Y. Wang, A. Rennings, D. Erni "An electronically beam steering array based on liquid crystals operating in W-band", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 8: 'Terahertz Beamforming', 2022, (hybrid workshop as both, on-site and online event), doi 10.1109/IWMTS54901.2022.9832446." Link to publication (restricted access)

[74] E. Farokhipour, P. -Y. Wang, N. Komjani, D. Erni "Beam steering leaky-wave antenna based on spoof surface plasmon polaritons for W-band applications", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 8: 'Terahertz Beamforming', 2022, (hybrid workshop as both, on-site and online event), doi: 10.1109/IWMTS54901.2022.9832439." Link to publication (restricted access)

[73] B. Sievert "Understanding planar mm-wave antennas – from modeling to measurements", 5th Int. Workshop on Mobile THz Systems (IWMTS 2022), July 4-6, University of Duisburg-Essen, Fraunhofer-inHaus-Center, Duisburg, Germany, Session 2: 'Tutorial: On-Chip Antennas', 2022, (hybrid workshop as both, on-site and online event), (invited talk)." Link to publication

[72] M. Zhang, A. Rennings, D. Erni "Wireless subharmonic injection-locked, resonant tunneling diode array with beam steering capability at 720 GHz", 51st European Microwave Conference (EuMC 2021) / 24th European Microwave Week (EuMW 2021), April 2-7, London ExCel Conference Center, London, UK, Session WF03-EuMC 'Innovative THz Technologies for Imaging, Radar and Communication' / Track 'THz Emission and Imaging', 2022 (postponed due to Covid-19)." Link to publication (restricted access)

[71] S. Kobakhidze, E. Archamashvili, V. Jandieri, K. Yasumoto, H. Maeda, W. Hong, D. H. Werner, D. Erni "Analysis of dielectic post-wall waveguide-based passive circuits using recurrent neural network", 16th Europ. Conf. on Antennas and Propagation (EuCAP 2022), March 27 – April 1, IFEMA Palacio Municipal, Madrid, Spain, Session PD1: 'Antenna Design I', paper PD1-22, 2022." Link to publication (restricted access)

[70] J. Wittemeier, B. Sievert, M. Dedic, D. Erni, A. Rennings, N. Pohl "The impact of group delay dispersion on radar imaging with multi-resonant antennas", IEEE Microw. Wireless Compon. Lett., vol. 32, no. 3, pp. 241-244, March, 2022, doi: 10.1109/LMWC.2021.3128281." Link to publication

2021

[69] V. Jandieri, D. Erni, D. H. Werner, K. Yasumoto "Numerical analysis of dielectric post-wall waveguides and its application to realization of bandpass filters from millimeter to THz Waves",, XXXIV General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS 2021), Aug. 28 – Sept. 4, Sapienza Faculty of Engineering, Rome, Italy, session B08 'Novel mathematical methods in electromagnetics (Part 4)', paper no. Fr-B08-AM2-2, pp. 270, 2021, (invited paper)." Link to publication

[68] M. Zhang, P. -Y. Wang, A. Rennings, S. Clochiatti, W. Prost, N. Weimann, D. Erni "Design of a 1-to-4 subarray element for wireless subharmonic injection in the THz band", 4th Int. Workshop on Mobile THz Systems (IWMTS 2021), July 5-7, University of Duisburg-Essen, Duisburg, Germany, Session 4: 'THz Circuits and Antennas', 2021, (both as on-site event and online)." Link to publication

[67] P. Lu, T. Haddad, J. Tebart, M. Steeg, B. Sievert, J. Lackmann, A. Rennings, A. Stöhr "Mobile THz communications using photonic assisted beam steering leaky-wave antennas", Opt. Express, vol. 29, no. 14, (DOI: 10.1364/OE.427575), pp. 21629-21638, July 5, 2021." Link to publication

[66] M. Haj Hassan, B. Sievert, A. Rennings, D. Erni "Generation of vortex waves using crossed 2λ-dipole antennas", 15th European Conference on Antennas and Propagation (EuCAP 2021), March 22-26, Duesseldorf, Germany, (DOI: 10.23919/EuCAP51087.2021.9411239), Session T04-A01: 'Array Antennas 1', pp. 84/1-4, 2021, (online due to Covid-19)." Link to publication (restricted access)

[65] P. Lu, T. Haddad, B. Sievert, B. Khani, S. Makhlouf, S. Duelme, J. F. án. Estévez, A. Rennings, D. Erni, U. Pfeiffer, A. Stöhr "InP-based THz beam-steering leaky-wave antenna", IEEE Trans. THz Sci. Technol., vol. 11, no. 2, (DOI: 10.1109/TTHZ.2020.3039460), pp. 218-230, March, 2021." Link to publication

[64] B. Sievert, J. T. Svejda, J. Wittemeier, N. Pohl, D. Erni, A. Rennings "Equivalent circuit model separating dissipative and radiative losses for the systematic design of efficient microstrip-based on-chip antennas", IEEE Trans. Microw. Theory Techn., vol. 69, no. 2, (DOI: 10.1109/TMTT.2020.3040453), pp. 1282-1294, Feb. 2021." Link to publication

[63] M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmed, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, D. Erni "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector", IEEE Access, vol. 9, (DOI: 10.1109/ACCESS.2021.3050043), pp. 9800-9811, Jan. 19, 2021." Link to publication

2020

[62] K. Jerbic, K. Neumann, J. T. Svejda, B. Sievert, A. Rennings, D. Erni "Limits of effective material properties in the context of an electromagnetic tissue model", IEEE Access, vol. 8, (DOI: 10.1109/ACCESS.2020.3045327), pp. 223806-223826, Dec. 28, 2020." Link to publication

[61] M. Haj Hassan, B. Sievert, J. T. Svejda, A. A. Abbas, A. Jiménez-Sáez, A. M. Ahmad, M. Schüssler, A. Rennings, K. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni "OAM mode order conversion and clutter rejection with OAM-coded RFID tags", IEEE Access, vol. 8, (DOI: 10.1109/ACCESS.2020.3043053), pp. 218729-218738, Dec. 16, 2020." Link to publication

[60] P. -Y. Wang, A. Rennings, D. Erni "A liquid crystal based dynamic metasurface for beam steering and computational imaging", Asia Pacific Microwave Conference (APMC 2020), Dec. 8-11, Hong Kong, China, Session RS28: 'Reconfigurable Antennas', (DOI: 10.1109/APMC47863.2020.9331687), pp.631-633, 2020, (online due to Covid-19)." Link to publication (restricted access)

[59] E. Archemashvili, V. Jandieri, H. Maeda, K. Yasumoto, J. Pistora, D. Erni "Numerical analysis of dielectric post-wall waveguides and bandpass filters", Rad. Sci. Lett., vol. 2, (DOI: 10.46620/20-0027), pp. 1-4, Dec. 2020." Link to publication

[58] A. Rennings, B. Sievert, D. Erni "Tackling the efficiency issue of millimeter-wave on-chip antennas of microstrip-type via periodic loading with radiative gaps", 5th Int. Conf. on Metamaterials and Nanophotonics (METANANO 2020), Sept. 14-18, ITMO University, St. Petersburg, Russia, (online conference), Session 'RF and Microwave Applications of Complex Electromagnetic Structures IV', 2020, (invited paper)." Link to publication (restricted access)

[57] U. S. K. P. M. Thanthrige, J. Barowski, I. Rolfes, D. Erni, T. Kaiser, A. Sezgin "Characterization of dielectric materials by sparse signal processing with iterative dictionary updates", IEEE Sens. Lett., vol. 4, no. 9, (DOI: 10.1109/LSENS.2020.3019924), paper no. 7003404, pp. 1-4, Sept. 2020." Link to publication (restricted access)

[56] U. S. K. P. M. Thanthrige, J. Barowski, I. Rolfes, D. Erni, T. Kaiser, A. Sezgin "Characterization of dielectric materials by sparse signal processing with iterative dictionary updates", arXiv:2006.09093 [eess.SP], Bibcode: 2020arXiv200609093M, (https://arxiv.org/abs/2006.09093), 2020." Link to publication

[55] V. Jandieri, K. Yasumoto, D. H. Werner, J. Pistora, D. Erni "Efficient design of filters based on metallic and dielectric periodic structures in SIW technology", XXXIII General Assembly and Scientific Symposium of the International Union of Radio Science (URSI GASS 2020), Aug. 29 – Sept. 5, Sapienza Faculty of Engineering, Rome, Italy, paper no. B24-04, 2020, (invited paper)." Link to publication (restricted access)

[54] A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, A. A. Omar, K. Yasumoto, D. H. Werner, D. Erni "Efficient analysis of electromagnetic scattering in post-wall waveguides and its application to optimization of millimeter-wave filters", IEEE Open J. Antennas Propagat. (OJAP), vol. 1, pp. 448-455, (DOI: 10.1109/OJAP.2020.3016047), Sept. 4, 2020." Link to publication

[53] M. Haj Hassan, A. A. Abbas, A. J. én. Saéz, A. M. Ahmed, B. Sievert, M. Schuessler, A. Rennings, K. Solbach, T. Kaiser, R. Jakoby, A. Sezgin, D. Erni "Passive orbital angular momentum RFID tag based on dielectric resonator arrays", 3rd Int. Workshop on Mobile THz Systems (IWMTS 2020), July 2-3, UNESCO World Heritage Site Zeche Zollverein, Essen, Germany, (DOI: 10.1109/IWMTS49292.2020.9166434), 2020." Link to publication (restricted access)

[52] P. Hillger, M. v. Delden, U. S. M. Thanthrige, A. M. Ahmed, J. Wittemeier, K. Arzi, M. Andrè, B. Sievert, W. Prost, A. Rennings, D. Erni, T. Musch, N. Weimann, A. Sezgin, N. Pohl, U. R. Pfeiffer "Toward mobile integrated electronic systems at THz frequencies", J. Infrared Millim. Terahertz Waves, vol. 41, no. 7, (DOI: 10.1007/s10762-020-00699-x), pp. 846-869, July 2020." Link to publication (restricted access)

[51] M. Haj Hassan, B. Sievert, J. T. Svejda, A. M. Ahmed, J. Barowski, A. Rennings, I. Rolfes, A. Sezgin, D. Erni "Beam divergence reduction of vortex waves with a tailored lens and a tailored reflector", arXiv: 2007.05462 [physics.app-ph], Bibcode: 2020arXiv200705462H, (https://arxiv.org/abs/2007.05462), 2020." Link to publication

[50] K. Jerbic, K. Neumann, J. T. Svejda, B. Sievert, A. Rennings, D. Erni "Limits of effective material properties in the context of an electromagnetic tissue model", arXiv:2007.00635 [physics.app-ph], Bibcode: 2020arXiv200700635J, (https://arxiv.org/abs/2007.00635), 2020." Link to publication

[49] M. Haj Hassan, B. Sievert, A. M. Ahmad, A. A. Abbas, A. Rennings, K. Solbach, T. Kaiser, A. Sezgin, D. Erni "Orbital angular momentum mode order conversion with helically arranged spherical dielectric resonator arrays", IEEE Workshop 2020 (Instrumentation & Measurement Chapter IEEE Germany Section) and SENSORICA 2020, May 14-15, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, pp. 26- 27, 2020." Link to publication

[48] K. Jerbic, B. Sievert, J. T. Svejda, J. Jebramcik, J. Barowski, A. Rennings, I. Rolfes, D. Erni "Limits of homogenization in electromagnetic composite material models: A show case in tissue analysis", IEEE Workshop 2020 (Instrumentation & Measurement Chapter IEEE Germany Section) and SENSORICA 2020, May 14-15, Hochschule Ruhr West, Mülheim a. d. Ruhr, Germany, pp. 28- 29, 2020." Link to publication

[47] B. Sievert, J. T. Svejda, D. Erni, A. Rennings "Spherical mm-wave/THz antenna measurement system", IEEE Access, vol. 8, (DOI: 10.1109/ACCESS.2020.2993698), pp. 89680-89691, May 11, 2020." Link to publication

[46] K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Subharmonic injection locking for phase and frequency control of RTD-based THz oscillator", IEEE Trans. THz Sci. Technol., vol. 10, no. 2, (DOI: 10.1109/TTHZ.2019.2959411), pp. 221-224, March 2020." Link to publication

[45] A. Akopian, G. Burduli, V. Jandieri, H. Maeda, W. Hong, K. Yasumoto, D. Erni "Numerical study and optimization of post-wall waveguides and filters for millimeter waves", 13th German Microwave Conference (GeMiC 2020), March 9-11, Brandenburg University of Technology Cottbus-Senftenberg, Cottbus, Germany, Session 11: 'Waveguide Components', paper no. S11-2, pp. 212-215, 2020." Link to publication (restricted access)

[44] M. Haj Hassan, M. Al-Mulla, B. Sievert, A. Rennings, D. Erni "Evaluation of different phased array approaches for orbital angular momentum beam steering", 13th German Microwave Conference (GeMiC 2020), March 9-11, Brandenburg University of Technology Cottbus-Senftenberg, Cottbus, Germany, Session 3: 'Antennas & Antenna Arrays', paper no. S03-4, pp. 44-47, 2020." Link to publication (restricted access)

[43] E. Archemashvili, V. Jandieri, H. Maeda, K. Yasumoto, J. Pistora, D. Erni "Numerical analysis of dielectric post-wall waveguides", Int. Workshop on Antenna Technology (IWAT 2020), Feb. 25-28, Hotel InterContinental, Bucharest, Romania, Technical Interactive Session T-TI: 'Innovative structures', paper no. T-TI.14, 2020." Link to publication (restricted access)

2019

[42] H. Yuan, A. Lisauskas, M. Zhang, A. Rennings, D. Erni, H. G. Roskos "Dynamic-range enhancement of heterodyne THz imaging by the use of a soft paraffin-wax substrate lens on the detector", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Dec. 17-20, Swiss Grand Xiamen, Xiamen, China, Session 4A0 – Poster Session 5, pp. 1880-1881, 2019." Link to publication (restricted access)

[41] M. Zhang, A. Rennings, S. Clochiatti, K. Arzi, W. Prost, N. Weimann, D. Erni "Transmitarray element design for subharmonic injection-locked RTD oscillators in THz band", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Dec. 17-20, Swiss Grand Xiamen, Xiamen, China, Session 3P14 – SC4: 'Spatial-feeding antennas and arrays', pp. 1542-1543, 2019." Link to publication (restricted access)

[40] P. -Y. Wang, F. -Y. Meng, Y. -L. Lyu, B. Sievert, A. Rennings, D. Erni "Holographic metasurface reflectarray for Terahertz radiation", 42nd Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), Dec. 17-20, Swiss Grand Xiamen, Xiamen, China, Session 2A8 – SC2&SC4: 'Recent advances in metasurfaces and their application to antennas', pp. 572-573, 2019." Link to publication (restricted access)

[39] A. Stöhr, P. Lu, T. Haddad, M. Steeg, J. Tebart, B. Sievert, A. Rennings, M. Hofmann, S. Duelme, K. Kolpatzeck, A. Czylwik "Microwave photonic mm-Wave and THz beam steering for imaging, radar and communications", Asia Communications and Photonics Conf. (ACP 2019), Nov. 2-5, Southwest Jiaotong University and University of Electronic Science and Technology, Chengdu, China, Session 'High Frequency and THz MWP', Paper TSE.1, pp. 1-3, 2019." Link to publication (restricted access)

[38] B. Sievert, D. Erni, A. Rennings "Triple band nested detector antenna and wafer antenna measurement system", 3rd MARIE IRTG Scientific Seminar, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, Oct. 14, University of Wuppertal, Wuppertal, Germany, presentation sub-project C05, 2019."

[37] K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Wireless injection locking of a free running RTD-based THz oscillator", submitted to 13th Topical Workshop on Heterostructiure Microelectronics (TWHM 2019), Aug. 26-29, Hotel Grand Terrace Toyama, Toyama, Japan, Session 10 'THz Devices and Emerging Technologies', paper no. 10-2, 2019." Link to publication (restricted access)

[36] M. Haj Hassan, B. Sievert, A. Rennings, D. Erni "Reducing the divergence of vortex waves with a lens tailored to the utilized circular antenna array", 2nd Int. Workshop on Mobile THz Systems (IWMTS 2019), July 1-3, Steigenberger Hotel, Bad Neuenahr, Germany, Session 3 'Terahertz Antennas', 2019." Link to publication (restricted access)

[35] B. Sievert, J. T. Svejda, D. Erni, A. Rennings "Mutually coupled dielectric resonators for on-chip antenna efficiency enhancement", 2nd Int. Workshop on Mobile THz Systems (IWMTS 2019), July 1-3, Steigenberger Hotel, Bad Neuenahr, Germany, Session 3 'Terahertz Antennas', 2019." Link to publication (restricted access)

[34] M. Zhang, S. Clochiatti, A. Rennings, K. Arzi, W. Prost, N. Weimann, D. Erni "Antenna design for subharmonic injection-locked triple barrier RTD oscillator in the 300 GHz band", 2nd Int. Workshop on Mobile THz Systems (IWMTS 2019), July 1-3, Steigenberger Hotel, Bad Neuenahr, Germany, Session 5 'Terahertz Electronics & Photonics', 2019." Link to publication (restricted access)

[33] K. Arzi, S. Clochiatti, E. Mutlu, A. Kowaljow, B. Sievert, D. Erni, N. Weimann, W. Prost "Broadband detection capability of a triple barrier resonant tunneling diode", 2nd Int. Workshop on Mobile THz Systems (IWMTS 2019), July 1-3, Steigenberger Hotel, Bad Neuenahr, Germany, Session 5 'Terahertz Electronics & Photonics', 2019." Link to publication (restricted access)

[32] K. Jerbic, B. Sievert, J. T. Svejda, A. Rennings, D. Erni "On the applicability of homogenization in composite material models for tissue analysis in the mm-wave range", Photonics & Electromagnetics Research Symposium/Progress in Electromagnetics Research Symposium (PIERS 2019), June 17-20, University of Rome 'La Sapienza', Rome, Italy, Session 3P3 – SC1 & SC2: 'Computational Bioelectromagnetics: from Single Molecule to Human Body', pp. 1717-1718, 2019." Link to publication

[31] D. Erni, K. Jerbic, A. Rennings, S. Huclova, Jür. Fröhlich "Mehrskalige elektromagnetische Gewebemodelle für den mm-Wellen-Bereich", FSM-Workshop: Millimeterwellen – Stand der Forschung, Forschungsstiftung Strom und Mobilkommunikation, June 18-19, ETH Zürich, Zürich, Switzerland, Session 'Technologie, Modellierung', 2019, (invited presentation)." Link to publication

[30] G. Burduli, A. Akopian, V. Jandieri, D. Erni "Design and optimization of ultra-compact substrate integrated waveguide filters", Int. Symp. on Electromagnetic Theory (EMTS 2019), URSI Commission B, May 27-31, San Diego, CA, USA, Session B02: 'Novel mathematical methods in electromagnetics I', paper B02-5, pp. 15, 2019, (invited paper)." Link to publication (restricted access)

[29] K. Arzi, S. Clochiatti, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Triple-barrier resonant tunneling diode", 1st MARIE IRTG Spring School, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, March 28-29, TOP Tagungszentrum Dortmund, Dortmund, Germany, Session 'PhD Presentation Session I', 2019."

[28] M. Haj Hassan, A. Rennings, D. Erni "Reducing the ivergence of vortex waves with a lens tailored to the utilized circular antenna array", 1st MARIE IRTG Spring School, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, March 28-29, TOP Tagungszentrum Dortmund, Dortmund, Germany, Session 'PhD Presentation Session I', 2019."

[27] P. -Y. Wang, Y. -L. Lyu, F. -Y. Meng, A. Rennings, D. Erni "Beam-steering leaky-wave antenna based on liquid crystals", 1st MARIE IRTG Spring School, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, March 28-29, TOP Tagungszentrum Dortmund, Dortmund, Germany, Session 'PhD Presentation Session I', 2019."

[26] B. Sievert, D. Erni, A. Rennings "Resonant antenna periodically loaded with series capacitances for enhanced radiation efficiency", 12th German Microwave Conference (GeMiC 2019), March 25-27, Stuttgart, Germany, Session: 'MO2b: Electromagnetic Sensing and Material Characterization (SFB MARIE)', paper MO2b-2, pp. 20-23, 2019." Link to publication (restricted access)

[25] K. Arzi, S. Clochiatti, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Triple-barrier resonant-tunnelling diode THz detectors with on-chip antenna", 12th German Microwave Conference (GeMiC 2019), March 25-27, Stuttgart, Germany, Session: 'MO2b: Electromagnetic Sensing and Material Characterization (SFB MARIE)', paper MO2b-1, pp. 17-19, 2019." Link to publication (restricted access)

[24] K. Jerbic, A. Rennings, D. Erni "Computational electromagnetic modeling of composite materials – Analytical and numerical homogenization and their limits", 1st MARIE IRTG Scientific Seminar, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, Feb. 13, University of Duisburg-Essen, Duisburg, Germany, presentation sub-project M03, 2019."

2018

[23] B. Sievert, D. Erni, A. Rennings "Patch antenna efficiency enhancement utilizing series capacitive loading", 5th MARIE IRTG Scientific Seminar, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, Dec. 18, University of Wuppertal, Wuppertal, Germany, presentation sub-project C05, 2018."

[22] K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Subharmonic signal generation and injection locking in resonant-tunneling-diode Terahertz oscillator", 79th Japan Society of Applied Physics (JSAP 2018) Autumn Meeting, Sept. 18-21, Nagoya Congress Center, Nagoya, Japan, 2018."

[21] K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "On the sensitivity of triple-barrier resonant-tunneling (sub-) mm-wave detectors", Progress in Electromagnetics Research Symposium (PIERS 2018), Aug. 1-4, Session 3P6b – SC4: 'Terahertz Devices, Components, and Systems for Practical Applications', pp. 1247, Toyama International Conference Center and ANA Crowne Plaza Toyama, Toyama, Japan, 2018." Link to publication (restricted access)

[20] K. Arzi, A. Rennings, D. Erni, N. Weimann, W. Prost, S. Suzuki, M. Asada "Millimeter-wave signal generation and detection via the same triple barrier RTD and on-chip antenna", 1st Int. Workhsop on Mobile THz Systems (IWMTS 2018), July 2-4, Hotel Sport-Schloss Velen, Velen, Germany, Session 1 'Terahertz Electronics', paper no. 3, 2018." Link to publication (restricted access)

[19] K. Arzi, S. Suzuki, A. Rennings, D. Erni, N. Weimann, M. Asada, W. Prost "Triple barrier RTD integrated in a slot antenna for mm-wave signal generation and detection", Compound Semiconductor Week (CSW 2018), joining together the 14th Int. Symposium on Compound Semiconductors (ISCS), and the 30th Int. Conference on Indium Phosphide and Related Materials (IPRM), May 29 – June 1, Massachussetts Institute of Technology (MIT), Cambridge, MA, USA, Session 'RF Resonant Tunneling Diodes' paper no. We2C2, pp. 54, 2018." Link to publication (restricted access)

[18] V. Jandieri, D. Erni "Analysis of substrate integrated waveguides and waveguide based passive circuits", 2nd URSI Atlantic Radio Science Conference (URSI AT-RASC 2018), May 28 – June 1, ExpoMeloneras Convention Center, Gran Canaria, Spain, paper no. S-B06-07, 2018, (invited)." Link to publication (restricted access)

[17] P. -Y. Wang, T. Jin, F. -Y. Meng, Y. -L. Lyu, D. Erni, Q. Wu, L. Zhu "Numerical investigation of nematic liquid crystals in the THz band based on EIT sensor", Opt. Express, (DOI: 10.1364/OE.26.012318), vol. 26, no. 9, pp. 12318-12329, April 27, 2018." Link to publication

[16] B. Sievert, D. Erni, A. Rennings "Spatially modulated high impedance surface based on a multilayer approach", 11th German Microwave Conference (GeMiC 2018), March 12-14, Freiburg, Germany, SP3: Special Session - SFB MARIE: "Mobile Material Characterization and Location by Electromagnetic Sensing", paper SP3-2, pp. 259-262, 2018." Link to publication (restricted access)

[15] V. Jandieri, D. Erni, A. Akopiani, H. Maeda, K. Yasumoto "Simulation and optimization of post-wall waveguide based compact circuits for micro and millimeter waves", 11th German Microwave Conference (GeMiC 2018), March 12-14, Freiburg, Germany, SP3: Special Session - SFB MARIE: "Mobile Material Characterization and Location by Electromagnetic Sensing", paper SP3-1, pp. 255-258, 2018." Link to publication (restricted access)

2017

[14] B. Sievert, D. Erni, A. Rennings "Numerical optimization of high impedance surfaces based on finite-difference time-domain modeling", 3rd MARIE IRTG Scientific Seminar, International Research Training Group (IRTG), DFG CRC/TRR 196 MARIE, Dec. 12, University of Duisburg-Essen, Duisburg, Germany, presentation sub-project C05, 2017."

[13] B. Sievert, D. Erni, A. Rennings "Circular High Impedance Surface for Radially Polarized Fields", Asia Pacific Microwave Conference (APMC 2017), Nov. 13-16, Kuala Lumpur, Malaysia, Track T18: 'Metamaterials, EMBGs and FSSs', Session THP 2-Q, paper 2-Q.9, 2017." Link to publication (restricted access)

[12] A. Rennings, B. Sievert, W. Liu, K. Arzi, W. Prost, D. Erni "Broadband millimeter-wave detector based on triple-barrier resonant tunneling diode and tailored archimedian spiral antenna", Asia Pacific Microwave Conference (APMC 2017), Nov. 13-16, Kuala Lumpur, Malaysia, Track T15: 'Millimetre-wave and THz antennas', Session WEP 2-Q, paper 2-Q.6, 2017." Link to publication (restricted access)

[11] P. Lu, V. Rymanov, S. Duelme, B. Sievert, A. Rennings, A. Stöhr "THz beam forming and beam switching using lens-assisted quasi-optical THz transmitter", Int. Topical Meeting on Microwave Photonics (MWP 2017), Oct. 23- 26, Beijing, China, Paper WEP.2, 2017." Link to publication (restricted access)

[10] V. Jandieri, K. Yasumoto, D. Erni "Modal Analysis of Post-Wall Waveguides and Waveguide-based Filters for Micro and Millimeter Waves", Int. Conf. on Electromagnetics in Advanced Applications (ICEAA 2017), IEEE/ICEAA/APWC, Sept. 11-15, Verona, Italy, Session 36: 'Analysis and Simulation of Complex Electromagnetic Media', paper 36-1, pp. 403-406, 2017." Link to publication (restricted access)

[9] K. Arzi, L. Liborius, A. Rennings, D. Erni, W. Prost "RTD integration in a slot antenna for sub-THz and THz signal emission", 1st MARIE Annual Meeting, DFG CRC/TRR 196 MARIE, July 3-5, Georg Christoph Lichtenberg-Haus, Darmstadt, Germany, presentation sub-project C02, 2017."

[8] B. Sievert, D. Erni, A. Rennings "Challenges and potentials for the design of efficient and directive on-chip antennas", 1st MARIE Annual Meeting, DFG CRC/TRR 196 MARIE, July 3-5, Georg Christoph Lichtenberg-Haus, Darmstadt, Germany, presentation sub-project C05, 2017."

2010

[7] D. Sütterlin, D. Erni, V. Schlott, H. Sigg, H. Jäckel, A. Murk "Single-shot electron bunch length measurements using a spatial electro-optical autocorrelation interferometer", Rev. Sci. Instrum. Vol. 81, no. 10, pp. 104702-1-6, Oct. 2010." Link to publication (restricted access)

2007

[6] D. Sütterlin, D. Erni, M. Dehler, H. Jäckel, H. Sigg, V. Schlott "An analytic formalism for the emission of coherent transition radiation from an oblique finite thin metallic target screen", Nuc. Instr. and Meth. In Phys. Res. B, vol. 264, no. 2, pp. 362-370, Nov. 15, 2007." Link to publication (restricted access)

Verschiedenes

2015

[5] D. Erni "Allgemeine und Theoretische Elektrotechnik", Materials Chain Meeting - UA Ruhr, (www.materials-chain.com), Universität Bochum, Bochum, Nov. 9, 2015." Link to publication (restricted access)

2010

[4] D. Erni "Allgemeine und Theoretische Elektrotechnik (ATE)", Innovationsmarkt 2010 - Schwerpunktthema: Mobilität, Universität Duisburg-Essen, Landschaftspark Duisburg-Nord, Duisburg, July 8, 2010." Link to publication (restricted access)

2009

[3] D. Erni "Allgemeine und Theoretische Elektrotechnik (ATE)", Innovationsmarkt 2009 – Schwerpunktthemen: Gewinnung und Einsatz erneuerbarer Energien, Universität Duisburg-Essen, Campus Duisburg, MD 162, 28. Okt. 2009." Link to publication (restricted access)

2008

[2] D. Erni "Allgemeine und Theoretische Elektrotechnik (ATE)", Innovationsmarkt 2008 – Schwerpunktthemen: Automotive & Mobility, Universität Duisburg-Essen, Campus Duisburg, MD 162, 15. Okt. 2008." Link to publication (restricted access)

[1] D. Erni "Allgemeine und Theoretische Elektrotechnik (ATE)", Referat am HF-ProfessorInnentreffen 2008, Technische Universität Hamburg-Harburg (TUHH), Harburg, 12.-13. März, 2008." Link to publication (restricted access)