Mitarbeiter Details
Name: Prof. Dr. Ulf Wiedwald Emailadresse: Raum Büro: ME 351 Telefon Labor: 0203/37-92953 Mitglied der AG seit 2013-03-01 Dissertation: | |
Publikationsliste von Prof. Dr. Ulf Wiedwald | |
2024 | |
135 - An ultrasensitive molecular detector for direct sensing of spin currents at room temperature | |
Thomas Feggeler, Ralf Meckenstock, Tanja Strusch, Maria V. Efremova, Michael Farle and Ulf Wiedwald | |
ACS Applied Materials & Interfaces 16, 54139-54145 (2024) DOI: 10.1021/acsami.4c09015 | |
134 - Semisynthetic Ferritin-based Nanoparticles with High Magnetic Anisotropy for Spatial Magnetic Manipulation and Inductive Heating | |
Andreas Neusch, Ulf Wiedwald, Iuliia P. Novoselova, Daniel A. Kuckla, Nikolaos Tetos, Sarah Sadik, Philipp Hagemann, Michael Farle and Cornelia Monzel | |
Nanoscale 16, 15113-15127 (2024) DOI: 10.1039/D4NR01652A | |
133 - Single crystal growth and physical characterization of the quaternary κ-phase Mo$_{3(2+y)}$Ga$_{3(1-x)}$Fe$_{1+3(1-y+x)}$C$_4$ | |
Hanna Pazniak, Thierry Ouisse, Isabelle Gelard, Ulf Wiedwald, Laurent Jouffret, Fabrice Wilhelm, and Andrei Rogalev | |
Skripta Materialia 251, 116222 (2024) DOI: 10.1016/j.scriptamat.2024.116222 | |
132 - Electronic and Thermal Properties of Nb$_2$CCl$_2$ MXenes | |
Hanna Pazniak, Thierry Ouisse, Ulf Wiedwald, Jesus Gonzalez-Julian, Takahiro Ito, Fabrice Wilhelm, Andrei Rogalev, Serge Quessada | |
Open Ceramics 18, 1005792024 (2024) DOI: 10.1016/j.oceram.2024.100579 | |
131 - Between carbide and nitride MAX phases: Sol-gel assisted synthesis and characterization of the carbonitride phase Cr$_2$GaC$_{1-x}$N$_x$ | |
Niels Kubitza, Isabel Huck, Hanna Pazniak, Curran Kalha, David Koch, Bo Zhao, Pardeep K. Thakur, Tien-Lin Lee, Aysha A. Riaz, Wolfgang Donner, Hongbin Zhang, Benjamin Moss, Ulf Wiedwald, Anna Regoutz, and Christina S. Birkel | |
Journal of Materials Chemistry C 12, 7552-7561 (2024) DOI: 10.1039/D4TC00067F | |
130 - Control of physical properties in BiFeO$_3$ nanoparticles via Sm$^{3+}$ and Co$^{2+}$ ion doping | |
Kyrillos Papadopoulos, Eirini Myrovali, Astita Dubey, Lamprini Malletzidou, Doru C. Lupascu, Vladimir V. Shvartsman, Ulf Wiedwald and Mavroeidis Angelakeris | |
Nanotechnology 35, 015707 (2024) DOI: 10.1088/1361-6528/acfcc2 | |
2023 | |
129 - Rapid sol-gel synthesis approach for the preparation of the magnetocaloric antiperovskite Mn$_3$GaC | |
Niels Kubitza, Pedram Babaei, Ulf Wiedwald, and Christina S. Birkel | |
Chemistry of Materials 35, 9175-9181 (2023) DOI: 10.1021/acs.chemmater.3c01905 | |
128 - Cation substitution and size confinement effects on structure, magnetism and magnetic hyperthermia of BiFeO$_3$-based multiferroic nanoparticles and hydrogels | |
Kyrillos Papadopoulos, Eirini Myrovali, Dimitrios Karfaridis, Michael Farle, Ulf Wiedwald and Mavroeidis Angelakeris | |
Journal of Alloys and Compounds 969, 172337 (2023) DOI: 10.1016/j.jallcom.2023.172337 | |
127 - Helical magnetic structure of epitaxial films of nanolaminated Mn$_2$GaC MAX phase | |
J. Dey, E. Jedryka, R. Kalvig, U. Wiedwald, M. Farle, J. Rosen, and M. Wojcik | |
Physical Review B 108, 054413 (2023) DOI: 10.1103/PhysRevB.108.054413 | |
126 - Non-collinear magnetic structure of the MAX phase Mn$_2$GaC epitaxial films inferred from zero-field NMR study | |
J. Dey, M. Wojcik, E. Jedryka, R. Kalvig, U. Wiedwald, R. Salikhov, M. Farle, and J. Rosen | |
Ceramics International 49, 24235-24238 (2023) DOI: 10.1016/j.ceramint.2022.11.265 | |
125 - One pot, scalable synthesis of hydroxide derived ferrite magnetic nanoparticles | |
Kaustubh Sudhakar, Takayuki Kono, Tarek El-Melegy, Hussein Badr, Prajwal M. Laxmeesha, Kiana Montazeri, Anna S. Semisalova, Michael Farle, Ulf Wiedwald, Michel W. Barsoum | |
Journal of Magnetism and Magnetic Materials 582, 170986 (2023) DOI: 10.1016/j.jmmm.2023.170986 | |
124 - Microwave-Assisted Synthesis of the New Solid-Solution (V1-xCrx)2GaC (0 < x < 1), a Pauli Paramagnet Almost Matching the Stoner Criterion for x = 0.80 | |
Niels Kubitza, Ruiwen Xie, Ivan Tarasov, Chen Shen, Hongbin Zhang, Ulf Wiedwald, and Christina S. Birkel | |
Chemistry of Materials 35, 4427-4434 (2023) DOI: 10.1021/acs.chemmater.3c00591 | |
123 - Emergence of net magnetization by magnetic field biased diffusion in antiferromagnetic L1$_0$ NiMn | |
Nicolas Josten, Olga Miroshkina, Sakia Noorzayee, Benjamin Zingsem, Asli Cakir, Mehmet Acet, Ulf Wiedwald, Markus Gruner, and Michael Farle | |
Physical Review B 107, 174417 (2023) DOI: 10.1103/PhysRevB.107.174417 | |
122 - Reactive single-step hot-pressing and magnetocaloric performance of polycrystalline Fe$_2$Al$_{1.15-x}$B$_2$Ge$_x$Ga$_x$ ($x$=0, 0.05) MAB phases | |
Benedikt Beckmann, Tarek A. El-Melegy, David Koch, Ulf Wiedwald, Michael Farle, Fernando Maccari, Joshua Snyder, Konstantin P. Skokov, Michel Barsoum, Oliver Gutfleisch | |
Journal of Applied Physics 133, 173903 (2023) DOI: 10.1063/5.0143037 | |
121 - Synthesis, characterization and modelling of a chemically ordered quaternary boride, Mo$_4$MnSiB$_2$ | |
Quanzheng Tao, Joseph Halim, Justinas Palisaitis, Adam Carlsson, Martin Dahlqvist, Ulf Wiedwald, Michael Farle, Per O. A. Persson, Johanna Rosen | |
Crystal Growth & Design 23, 3258-3263 (2023) DOI: 10.1021/acs.cgd.2c01416 | |
120 - Towards the separation of different heating mechanisms in magnetic particle hyperthermia | |
Eirini Myrovali, Kyrillos Papadopoulos, Georgia Charalampous, Paraskevi Kesapidou, George Vourlias, Thomas Kehagias, Makis Angelakeris and Ulf Wiedwald | |
ACS Omega 8, 12955-12967 (2023) DOI: 10.1021/acsomega.2c05962 | |
119 - Control of multiferroic features in BiFeO$_3$ nanoparticles by facile synthetic parameters | |
Kyrillos Papadopoulos, Eirini Myrovali, Lamprini Malletzidou, Dimitrios Karfaridis, Ivan Tarasov, George Vourlias, Charalampos Sarafidis, Marina Spasova, Michael Farle, Ulf Wiedwald, Mavroeidis Angelakeris | |
Ceramics International 49, 18552-18564 (2023) DOI: 10.1016/j.ceramint.2023.02.229 | |
2022 | |
118 - Cr$_3$GeN: A nitride with orthorhombic antiperovskite structure | |
Andreas Reitz, Hanna Pazniak, Chen Shen, Harish K. Singh, K. Jayanthi, Niels Kubitza, Alexandra Navrotsky, Hongbin Zhang, Ulf Wiedwald, and Christina S. Birkel | |
Chemistry of Materials 34, 10304-10310 (2022) DOI: 10.1021/acs.chemmater.2c01524 | |
117 - From MAX Phase Carbides to Nitrides: Synthesis of V$_2$GaC, V$_2$GaN, and the Carbonitride V$_2$GaC$_{1-x}$N$_x$ | |
Niels Kubitza, Andreas Reitz, Anne-Marie Zieschang, Hanna Pazniak, Barbara Albert, Curran Kalha, Christoph Schlueter, Anna Regoutz, Ulf Wiedwald and Christina S. Birkel | |
Inorganic Chemistry 61, 10634-10641 (2022) DOI: 10.1021/acs.inorgchem.2c00200 | |
116 - Scalable, inexpensive, one-pot, facile synthesis of crystalline two-dimensional birnessite flakes | |
Hussein O. Badr, Kiana Montazeri, Tarek El-Melegy, Varun Natu, Michael Carey, Ramchandra Gawa, Phu Phan, Qian Qian, Christopher Y. Li, Ulf Wiedwald, Michael Farle, Erika Colin-Ulloa, Lyubov V. Titova, Marc Currie, Thierry Ouisse, Maxime Barbier, Andrei Rogalev, Fabrice Wilhelm, Marcus Hans, Jochen M. Schneider, Christopher Tandoc, Young-Jie Hu, Joshua Snyder, and Michel W. Barsoum | |
Matter 5, 1-17 (2022) DOI: 10.1016/j.matt.2022.05.038 | |
115 - Ion Implantation Enhanced Exfoliation Efficiency of V${_2}$AlC Single Crystals: Implications for Large V$_2$CT$_z$ Nanosheet Production | |
Hanna Pazniak, Simon Hurand, Nadia Guignard, Stephane Celerier, Ulf Wiedwald, Thierry Ouisse, Marie-Laure David, and Vincent Mauchamp | |
ACS Applied Nano Materials 5, 8029-8037 (2022) DOI: 10.1021/acsanm.2c01143 | |
114 - Magnetic phase diagram of (Mo$_{2/3}$RE$_{1/3}$)$_2$AlC, RE=Tb and Dy, studied by magnetization, specific heat, and neutron diffraction analysis | |
Quanzheng Tao, Maxime Barbier, Aurelija Mockute, Clemens Ritter, Ruslan Salikhov, Ulf Wiedwald, Stuart Calder, Christine Opagiste, Rose-Marie Galera, Michael Farle, Thierry Ouisse, Johanna Rosen | |
Journal of Physics: Condensed Matter 34, 215801 (2022) DOI: 10.1088/1361-648X/ac5bcf | |
113 - Cobalt Ferrite Nanoparticles for Tumor Therapy: Effective Heating Versus Possible Toxicity | |
Anastasiia S. Garanina, Alexey A. Nikitin, Tatiana O. Abakumova, Alevtina S. Semkina, Alexandra O. Prelovskaya, Victor A. Naumenko, Alexander S. Erofeev, Peter V. Gorelkin, Alexander G. Majouga, Maxim A. Abakumov and Ulf Wiedwald | |
Nanomaterials 12, 38 (2022) DOI: 10.3390/nano12010038 | |
2021 | |
112 - Phase Stability of Nanolaminated Epitaxial (Cr$_{1-x}$Fe$_x$)$_2$AlC MAX Phase Thin Films on MgO(111) and Al$_2$O$_3$(0001) for Use as Conductive Coatings | |
Hanna Pazniak, Marc Stevens, Martin Dahlqvist, Benjamin Zingsem, Lidia Kibkalo, Merve Felek, Sergey Varnakov, Michael Farle, Johanna Rosen, and Ulf Wiedwald | |
ACS Applied Nano Materials 4, 13761-13770 (2021) DOI: 10.1021/acsanm.1c03166 | |
111 - The effect of the composition and pressure on the phase stability and electronic, magnetic, and elastic properties of M$_{2}$AX (M=Mn, Fe; A=Al, Ga, Si, Ge; X=C, N) phases | |
Vyacheslav Zhandun, Natalia Zamkova, Oksana N. Draganyuk, Aleksey S. Shinkorenko, Ulf Wiedwald, Sergey G. Ovchinnikov, and Michael Farle | |
Physical Chemistry Chemical Physics 23, 26376 (2021) DOI: 10.1039/d1cp03427h | |
110 - Synthesis, phase purification and magnetic characterization of the $(Cr_{1-x}Mn_x)_2AlC$ MAX-phase | |
Kirill Sobolev, Hanna Pazniak, Michael Farle, Valeria Rodionova, Ulf Wiedwald | |
Journal of Materials Chemistry C 9, 16516-16522 (2021) DOI: 10.1039/D1TC03092B | |
109 - Two-Dimensional Molybdenum Carbide MXenes for Enhanced Selective Detection of Humidity in Air | |
Hanna Pazniak, Alexey S. Varezhnikov, Dmitry A. Kolosov, Ilya A. Plugin, Alessia Di Vito, Olga E. Glukhova, Polina M. Sheverdyaeva, Marina Spasova, Igor Kaikov, Evgeny A. Kolesnikov, Paolo Moras, Alexey M. Bainyashev, Maksim A. Solomatin, Ilia Kiselev, Ulf Wiedwald, Victor V. Sysoev | |
Advanced Materials 33, 2104878 (2021) DOI: 10.1002/adma.202104878 | |
108 - Magnetic Nanoprobes for Spatio-Mechanical Manipulation in Single Cells | |
Iuliia P. Novoselova, Andreas Neusch, Julia-Sarita Brand, Marius Otten, Mohammad Reza Safari, Nina Bartels, Matthias Karg, Michael Farle, Ulf Wiedwald and Cornelia Monzel | |
Nanomaterials 11, 2267 (2021) DOI: 10.3390/nano11092267 | |
107 - Structure determination and magnetic properties of the Mn-doped MAX phase Cr2GaC | |
Jan P. Siebert, Shayna Mallett, Mikkel Juelsholt, Hanna Pazniak, Ulf Wiedwald, Katharine Page, Christina S. Birkel | |
Materials Chemistry Frontiers 5, 6082-6091 (2021) DOI: 10.1039/D1QM00454A | |
106 - Structural, Electronic Paramagnetic Resonance and Magnetic Properties of Praseodymium-doped rare earth CeO2 Semiconductors | |
L. L. Oliveira, J. A. Cortes, B. S. Caldeira, T. Strusch, U. Wiedwald, A. Z. Simoes | |
Ceramics International 47, 20768-20780 (2021) DOI: 10.1016/j.ceramint.2021.04.133 | |
105 - Solid solution AuFe nanoparticles and their transformation to Au/Fe Janus nanocrystals | |
Maria V. Efremova, Marina Spasova, Markus Heidelmann, Ivan S. Grebennikov, Zi-An Li, Anastasiia S. Garanina, Iana O. Tcareva, Alexander S. Savchenko, Michael Farle, Natalia L. Klyachko, Alexander G. Majouga, and Ulf Wiedwald | |
Nanoscale 13, 10402-10413 (2021) DOI: 10.1039/D1NR00383F | |
104 - Co-Au core-shell nanoparticle formation by liquid-phase laser ablation is ruled by thermodynamics and kinetics | |
Jacob Johny, Marius Kamp, Oleg Prymak, Anna Tymoczko, Ulf Wiedwald, Christoph Rehbock, Ulrich Schrmann, Radian Popescu, Dagmar Gerthsen, Lorenz Kienle, Sadasivan Shaji and Stephan Barcikowski | |
Journal of Physical Chemistry C 125, 9534-9549 (2021) DOI: 10.1021/acs.jpcc.1c02138 | |
103 - Pulsed laser deposition of epitaxial Cr2AlC MAX phase thin films on MgO(111) and Al2O3 (0001) | |
Marc Stevens, Hanna Pazniak, Alexander Jemiola, Merve Felek, Michael Farle, and Ulf Wiedwald | |
Materials Research Letters 9, 343-349 (2021) DOI: 10.1080/21663831.2021.1920510 | |
102 - Long-range ordering effects in magnetic nanoparticles | |
Eirini Myrovali, Kyrillos Papadopoulos, Irene Iglesias, Marina Spasova, Michael Farle, Ulf Wiedwald, and Makis Angelakeris | |
ACS Applied Materials & Interfaces 13, 21602-21612 (2021) DOI: 10.1021/acsami.1c01820 | |
101 - Magnetic Nanoparticles as a Tool for Remote DNA Manipulations at a Single-Molecule Level | |
Aleksey A. Nikitin, Anton Yu. Yurenya, Timofei S. Zatsepin, Ilya O. Aparin, Vladimir P. Chekhonin, Alexander G. Majouga, Michael Farle, Ulf Wiedwald and Maxim A. Abakumov | |
ACS Applied Materials & Interfaces 13, 14458-14469 (2021) DOI: 10.1021/acsami.0c21002 | |
100 - Limited Elemental Mixing in Nanoparticles Generated by Ultrashort Pulse Laser Ablation of AgCu Bilayer Thin Films in a Liquid Environment: Atomistic Modeling and Experiments | |
Cheng-Yu Shih, Chaobo Chen, Christoph Rehbock, Anna Tymoczko, Ulf Wiedwald, Marius Kamp, Ulrich Schuermann, Lorenz Kienle, Stephan Barcikowski, Leonid V. Zhigilei | |
Journal of Physical Chemistry C 125, 2132-2155 (2021) DOI: 10.1021/acs.jpcc.0c09970 | |
99 - Optical and magneto-optical properties of epitaxial Mn2GaC MAX phase thin film | |
Sergey Lyaschenko, Olga Maximova, Dmitriy Shevtsov, Sergey Varnakov, Ivan Tarasov, Ulf Wiedwald, Johanna Rosen, Sergei Ovchinnikov, Michael Farle | |
Journal of Magnetism and Magnetic Materials 528, 167803 (2021) DOI: 10.1016/j.jmmm.2021.167803 | |
98 - Beyond Solid Solution High Entropy Alloys: Tailoring Magnetic Properties via Spinodal Decomposition | |
Ziyuan Rao, Biswanath Dutta, Fritz Krmann, Wenjun Lu, Xuyang Zhou, Chang Liu, Alisson Kwiatkowski da Silva, Ulf Wiedwald, Marina Spasova, Michael Farle, Dirk Ponge, Baptiste Gault, Jrg Neugebauer, Dierk Raabe, Zhiming Li | |
Advanced Functional Materials 31, 2007668 (2021) DOI: 10.1002/adfm.202007668 | |
2020 | |
97 - Ptychographic Imaging and Micromagnetic Modelling of Thermal Melting of Nanoscale Magnetic Domains in Antidot Lattices | |
Joachim Grfe, Maxim Skripnik, Georg Dieterle, Felix Haering, Markus Weigand, Iuliia Bykova, Nick Trger, Hermann Stoll, Tolek Tyliszczak, David Vine, Paul Ziemann, Ulf Wiedwald, David Shapiro, Ulrich Nowak, Gisela Schtz, and Eberhard J. Goering | |
AIP Advances 10, 125122 (2020) DOI: 10.1063/5.0025784 | |
96 - Magnetic and Electronic Properties of Highly Mn-Doped -NaGdF4 and -NaEuF4 Nanoparticles with a Narrow Size Distribution | |
Lilli Schneider, Jannis Wehmeier, Ulf Wiedwald, Jari Rodewald, Vadim R. Galakhov, Margarita S. Udintseva, Vitaly Mesilov, Florin Radu, Chen Luo, Johann P. Klare, Heinz-Jrgen Steinhoff, Markus Haase, and Karsten Kuepper | |
The Journal of Physical Chemistry C 124, 18194-18202 (2020) DOI: 10.1021/acs.jpcc.0c04639 | |
95 - Manipulation of the size and phase composition of yttrium iron garnet and perovskite nanoparticles by pulsed laser post-processing in liquid | |
Tim Hupfeld, Frederic Stein, Stephan Barcikowski, Bilal Gkce, Ulf Wiedwald | |
Molecules 25, 1869 (2020) DOI: 10.3390/molecules25081869 | |
94 - Unravelling the Nucleation, Growth, and Faceting of Magnetite-Gold Nanohybrids | |
Yulia A. Nalench , Igor V. Shchetinin, Alexander Skorikov, Pavel S. Mogilnikov, Michael Farle, Alexander G. Savchenko, Alexander G. Majouga, Maxim A. Abakumov and Ulf Wiedwald | |
Journal of Materials Chemistry B 8, 3886-3895 (2020) DOI: 10.1039/C9TB02721A | |
93 - Temperature-controlled magnetic nanoparticles hyperthermia inhibits primary tumor growth and metastases dissemination | |
Anastasiia S. Garanina, Victor A. Naumenko, Aleksey A. Nikitin, Eirini Myrovali, Anna Y. Petukhova, Svetlana V. Klimyuk, Yulia A. Nalench, Artem R. Ilyasov, Stepan S.Vodopyanov, Alexander S. Erofeev, Peter V. Gorelkin, Makis Angelakeris, Alexander G. Savchenko, Ulf Wiedwald, Alexander G. Majouga, Maxim A. Abakumov | |
Nanomedicine: Nanotechnology, Biology and Medicine 25, 102171 (2020) DOI: 10.1016/j.nano.2020.102171 | |
2019 | |
92 - Direct measurement of anisotropic conductivity in a nanolaminated (Mn0.5Cr0.5)2GaC thin film | |
Tim Flatten, Frank Matthes, Andrejs Petruhins, Ruslan Salikhov, Ulf Wiedwald, Michael Farle, Johanna Rosen, Daniel E. Brgler, and Claus M. Schneider | |
Applied Physics Letters 115, 094101 (2019) DOI: 10.1063/1.5115347 | |
91 - Solgel based synthesis and enhanced processability of MAX phase Cr2GaC | |
Jan Paul Siebert, Lothar Bischoff, Maren Lepple, Alexander Zintler, Leopoldo Molina-Luna, Ulf Wiedwald and Christina S. Birkel | |
Journal of Materials Chemistry C 7 , 6034-6040 (2019) DOI: 10.1039/C9TC01416K | |
90 - Atomically Layered and Ordered Rare-Earth i-MAX Phases: A New Class of Magnetic Quaternary Compounds | |
Quanzheng Tao, Jun Lu, Martin Dahlqvist, Aurelija Mockute, Stuart Calder, Andrejs Petruhins, Rahele Meshkian, Oleg Rivin, Daniel Potashnikov, Elad Caspi, Hagai Shaked, Andreas Hoser, Christine Opagiste, Rose-Marie Galera, Ruslan Salikhov, Ulf Wiedwald, Clemens Ritter, Andrew R. Wildes, Brje Johansson, Lars Hultman, Michael Farle, Michel W. Barsoum, and Johanna Rosen | |
Chemistry of Materials 31, 2476-2485 (2019) DOI: 10.1021/acs.chemmater.8b05298 | |
89 - Shell-ferromagnetism and decomposition in off-stoichiometric Ni50Mn50-xSbx Heuslers | |
Z. Wanjiku, A. Cakir, F. Scheibel, U. Wiedwald, M. Farle and M. Acet | |
J. Appl. Phys. 125, 043902 (2019) DOI: 10.1063/1.5057763 | |
88 - Long-term stability and thickness dependence of magnetism in thin (Cr0.5Mn0.5)2GaC MAX phase films | |
Iuliia Novoselova, Andrejs Petruhins, Ulf Wiedwald, Dieter Weller, Johanna Rosen, Michael Farle and Ruslan Salikhov | |
Materials Research Letters 7, 159163 (2019) DOI: 10.1080/21663831.2019.1570980 | |
2018 | |
87 - Size-selected Fe3O4Au hybrid nanoparticles for improved magnetism-based theranostics | |
Maria V. Efremova, Yulia A. Nalench, Eirini Myrovali, Anastasiia S. Garanina, Ivan S. Grebennikov, Polina K. Gifer, Maxim A. Abakumov, Marina Spasova, Makis Angelakeris, Alexander G. Savchenko, Michael Farle, Natalia L. Klyachko, Alexander G. Majouga and Ulf Wiedwald | |
Beilstein Journal of Nanotechnology 9, 2684-2699 (2018) DOI: 10.3762/bjnano.9.251 | |
86 - Magnetic Fe@FeOx, Fe@C and α-Fe2O3 Single-Crystal Nanoblends Synthesized by Femtosecond Laser Ablation of Fe in Acetone | |
Dongshi Zhang, Wonsuk Choi, Yugo Oshima, Ulf Wiedwald, Sung-Hak Cho, Hsiu-Pen Lin,Yaw Kuen Li, Yoshihiro Ito, and Koji Sugioka | |
Nanomaterials 8, 631 (2018) DOI: 10.3390/nano8080631 | |
85 - Magnetite-Gold nanohybrids as ideal all-in-one platforms for theranostics | |
Maria V. Efremova, Victor A. Naumenko, Marina Spasova, Anastasiia S. Garanina, Maxim A. Abakumov, Anastasia D. Blokhina, Pavel A. Melnikov, Alexandra O. Prelovskaya, Markus Heidelmann, Zi-An Li, Zheng Ma, Igor V. Shchetinin, Yuri I. Golovin, Igor I. Kireev, Alexander G. Savchenko, Vladimir P. Chekhonin, Natalia L. Klyachko, Michael Farle, Alexander G. Majouga and Ulf Wiedwald | |
Scientific Reports 8, 11295 (2018) DOI: 10.1038/s41598-018-29618-w | |
84 - Genetically Controlled Lysosomal Entrapment of Superparamagnetic Ferritin for Multimodal and Multiscale Imaging and Actuation with Low Tissue Attenuation | |
Christoph Massner, Felix Sigmund, Susanne Pettinger, Markus Seeger, Carolin Hartmann, Natalia P. Ivleva, Reinhard Niessner, Helmut Fuchs, Martin Hrabe de Angelis, Anja Stelzl, Neha Lal Koonakampully, Hannes Rolbieski, Ulf Wiedwald, Marina Spasova, Wolfgang Wurst, Vasilis Ntziachristos, Michael Winklhofer, and Gil G. Westmeyer | |
Advanced Functional Materials 28, 1706793 (2018) DOI: 10.1002/adfm.201706793 | |
83 - Magnetic properties and structural characterization of layered (Cr0.5Mn0.5)2AuC synthesized by thermally induced substitutional reaction in (Cr0.5Mn0.5)2GaC | |
Chung-Chuan Lai, Quanzheng Tao, Hossein Fashandi, Ulf Wiedwald, Ruslan Salikhov, Michael Farle, Andrejs Petruhins, Jun Lu, Lars Hultman, Per Eklund, and Johanna Rosen | |
APL Materials 6, 026104 (2018) DOI: 10.1063/1.5006304 | |
82 - Large uniaxial magnetostriction with sign inversion at the first order phase transition in the nanolaminated Mn2GaC MAX phase | |
Iu. Novoselova, A. Petruhins, U. Wiedwald, A. S. Ingason, T. Hase, F. Magnus, V. Kapaklis, J. Palisaitis, M. Spasova, M. Farle, J. Rosen, and R. Salikhov | |
Scientific Reports 8, 2637 (2018) DOI: 10.1038/s41598-018-20903-2 | |
81 - Structural, magnetic and electrical transport properties of non-conventionally prepared MAX phases V2AlC and (V/Mn)2AlC | |
C. M. Hamm, M. Duerrschnabel, L. Molina, R. Salikhov, D. Spoddig, M. Farle, U. Wiedwald and C. S. Birkel | |
Materials Chemistry Frontiers 2, 483-490 (2018) DOI: 10.1039/C7QM00488E | |
2017 | |
80 - Doubling of the magnetic energy product in ferromagnetic nanowires at ambient temperature by capping their tips with an antiferromagnet | |
Fangzhou Wang, Ruslan Salikhov, Marina Spasova, Sara Libana-Vias, Christina Bran, Yu-Shen Chen, Manuel Vazquez, Michael Farle, Ulf Wiedwald | |
Nanotechnology 28, 295402 (2017) DOI: 10.1088/1361-6528/aa77b7 | |
79 - Enhanced spin-orbit coupling in tetragonally strained Fe-Co-B films | |
R. Salikhov, L. Reichel, B. Zingsem, R. Abrudan, A. Edstrm, D. Thonig, J. Rusz, O. Eriksson, L. Schultz, S. Fhler, M. Farle, and U. Wiedwald | |
J. Phys.: Condens. Matter 29, 275802 (2017) DOI: 10.1088/1361-648X/aa7498 | |
78 - Magnetic properties of nanolaminated (Mo0.5Mn0.5)2GaC MAX phase | |
R. Salikhov, R. Meshkian, D. Weller, B. Zingsem, D. Spoddig, J. Lu, A. S. Ingason, H. Zhang, J. Rosen, U. Wiedwald, and M. Farle | |
Journal of Applied Physics 121, 163904 (2017) DOI: 10.1063/1.4982197 | |
77 - Controlling the conductivity of Ti3C2 MXenes by inductively coupled oxygen and hydrogen plasma treatment and humidity | |
Florian M. Rmer, Ulf Wiedwald, Tanja Strusch, Joseph Halim, Elisa Mayerberger, Michel W. Barsoum and Michael Farle | |
RSC Advances 7, 1309713103 (2017) DOI: 10.1039/c6ra27505b | |
76 - Ultrasmall YIG nanoparticles with high coercivity at low temperature synthesized by laser ablation and fragmentation of pressed powders | |
Tim Schmitz, Ulf Wiedwald, Carsten Dubs, and Bilal Gkce | |
ChemPhysChem 18, 11251132 (2017) DOI: 10.1002/cphc.201601183 | |
75 - Shell-ferromagnetic precipitation in martensitic off-stoichiometric Ni-Mn-In Heusler alloys produced by temper-annealing under magnetic field | |
A. akır, M. Acet, U. Wiedwald, T. Krenke, and M. Farle | |
Acta Materialia 127, 117-123 (2017) DOI: 10.1016/j.actamat.2017.01.027 | |
74 - Formation Mechanism of Laser-Synthesized Iron-Manganese Alloy Nanoparticles, Manganese Oxide Nanosheets and Nanofibers | |
Dongshi Zhang, Zheng Ma, Marina Spasova, Anna E. Yelsukova, Suwei Lu, Michael Farle, Ulf Wiedwald, and Bilal Gkce | |
Particle & Particle Systems Characterization , 1600225 (2017) DOI: 10.1002/ppsc.201600225 | |
2016 | |
73 - Arrangement at the nanoscale: Effect on magnetic particle hyperthermia | |
E. Myrovali, N. Maniotis, A. Makridis, A. Terzopoulou, V. Ntomprougkidis, K. Simeonidis, D.Sakellari, O. Kalogirou, T. Samaras, R. Salikhov, M. Spasova, M. Farle, U. Wiedwald, and M. Angelakeris | |
Scientific Reports 6, 37934 (2016) DOI: 10.1038/srep37934 | |
72 - Thin film synthesis and characterization of a chemically ordered magnetic nanolaminate (V,Mn)3GaC2 | |
Q. Tao, R. Salikhov, A. Mockute, J. Lu, M. Farle, U. Wiedwald, and J. Rosen | |
APL Materials 4, 086109 (2016) DOI: 10.1063/1.4961502 | |
71 - Optimum nanoscale design in ferrite based nanoparticles for magnetic particle hyperthermia | |
Sara Libana-Vias, Konstantinos Simeonidis, Ulf Wiedwald, Zi-An Li, Zheng Ma, Eirini Myrovali, Antonis Makridis, Despina Sakellari, G. Vourlias, Marina Spasova, Michael Farle, Makis Angelakeris | |
RSC Advances 6, 72918 (2016) DOI: 10.1039/C6RA17892H | |
70 - Enhanced magnetocrystalline anisotropy of Fe30Co70 nanowires by Cu additives and annealing | |
Ester M. Palmero, Ruslan Salikhov, Ulf Wiedwald, Christina Bran, Marina Spasova, Manuel Vzquez, and Michael Farle | |
Nanotechnology 27, 365704 (2016) DOI: 10.1088/0957-4484/27/36/365704 | |
69 - Magnetic Switching of Nanoscale Antidot Lattices | |
Ulf Wiedwald, Joachim Grfe, Kristof M. Lebecki, Maxim Skripnik, Felix Haering, Gisela Schtz, Paul Ziemann, Eberhard Goering, Ulrich Nowak | |
Beilstein Journal of Nanotechnology 7, 733750 (2016) DOI: 10.3762/bjnano.7.65 | |
68 - A versatile large-scale and green process for synthesizing magnetic nanoparticles with tunable magnetic hyperthermia features | |
K. Simeonidis, S. Libana-Vias, U. Wiedwald, Z. Ma, Z. Li, M. Spasova, O. Patsia, E. Myrovali, A. Makridis, D. Sakellari, I. Tsiaoussis, G. Vourlias, M. Farle and M. Angelakeris | |
RSC Advances 6, 53107-53117 (2016) DOI: 10.1039/C6RA09362K | |
67 - Orientation of FePt nanoparticles on top of a-SiO2/Si(001), MgO(001) and Sapphire(0001): Effect of thermal treatments and influence of substrate & particle size | |
Martin Schilling, Paul Ziemann, Zaoli Zhang, Johannes Biskupek, Ute Kaiser, and Ulf Wiedwald | |
Beilstein Journal of Nanotechnology 7, 591604 (2016) DOI: 10.3762/bjnano.7.52 | |
66 - Geometric control of the magnetization reversal in antidot lattices with perpendicular magnetic anisotropy | |
Joachim Grfe, Markus Weigand, Nick Trger, Gisela Schtz, Eberhard J. Goering, Maxim Skripnik, Ulrich Nowak, Felix Haering, Paul Ziemann, and Ulf Wiedwald | |
Physical Review B 93, 104421-1-9 (2016) DOI: 10.1103/PhysRevB.93.104421 | |
65 - Solvent-surface interactions control the phase structure in laser-generated iron-gold core-shell nanoparticles | |
Philipp Wagener, Jurij Jakobi, Christoph Rehbock, Venkata Sai Kiran Chakravadhanula, Claas Thede, Ulf Wiedwald, Mathias Bartsch, Lorenz Kienle, Stephan Barcikowski | |
Scientific Reports 6, 23352 (2016) DOI: 10.1038/srep23352 | |
64 - Tuning the magnetism of ferrite nanoparticles | |
S. Libana-Vias, K. Simeonidis, Z.-A. Li, Z. Ma, E. Myrovali, A. Makridis, D. Sakellari, M. Angelakeris, U. Wiedwald, M. Spasova, M. Farle | |
Journal of Magnetism and Magnetic Materials 415, 20-23 (2016) DOI: 10.1016/j.jmmm.2016.02.098 | |
63 - Combined First-Order Reversal Curve and X-Ray Microscopy Investigation of Magnetisation Reversal Mechanisms in Hexagonal Antidot Lattices | |
Joachim Grfe, Markus Weigand, Claudia Stahl, Nick Trger, Michael Kopp, Gisela Schtz, Eberhard J. Goering, Felix Haering, Paul Ziemann, and Ulf Wiedwald | |
Physical Review B 93, 014406 (2016) DOI: 10.1103/PhysRevB.93.014406 | |
2015 | |
62 - Combined FORC and X-ray microscopy study of magnetisation reversal in antidot lattices | |
J. Grfe, F. Haering, K. Stahl, M. Weigand, M. Skipnik, U. Nowak, P. Ziemann, U. Wiedwald, G. Schtz, E. Goering | |
IEEE Magnetics Conference (INTERMAG) CG-09, 1-2 (2015) DOI: 10.1109/INTMAG.2015.7156878 | |
61 - Magnetic hardening of Fe30Co70 nanowires | |
S. Libana-Vias, R. Salikhov, C. Bran, E. M. Palmero, M. Vzquez, B. Arvan, X. Yao, P. Toson, J. Fidler, M. Spasova, U. Wiedwald and M. Farle | |
Nanotechnology 26, 415704 (2015) DOI: doi:10.1088/0957-4484/26/41/415704 | |
60 - Solid solution magnetic FeNi nanostrand-polymer composites by connecting-coarsening assembly | |
Stephan Barcikowski, Thomas Baranowski, Yigit Durmus, Ulf Wiedwald and Bilal Gkce | |
Journal of Materials Chemistry C 3, 10699-10704 (2015) DOI: 10.1039/c5tc02160j | |
59 - Splenic red pulp macrophages are intrinsically superparamagnetic and contaminate magnetic cell isolates | |
Lars Franken, Marika Klein, Marina Spasova, Anna Elsukova, Ulf Wiedwald, Meike Welz, Percy Knolle, Michael Farle, Andreas Limmer & Christian Kurts | |
Scientific Reports 5, 12940 (2015) DOI: 10.1038/srep12940 | |
58 - Perpendicular Magnetisation from In-Plane Fields in Nano-Scaled Antidot Lattices | |
Joachim Grfe, Felix Haering, Thomas Tietze, Patrick Audehm, Markus Weigand, Ulf Wiedwald, Paul Ziemann, Przemysław Gawroński, Gisela Schtz, and Eberhard J. Goering | |
Nanotechnology 26, 225203 (2015) DOI: 10.1088/0957-4484/26/22/225203 | |
57 - Structure-Correlated Exchange Anisotropy in Oxidized Co80Ni20 Nanorods | |
Sara Libana-Vias, Ulf Wiedwald, Anna Elsukova, Juliane Perl, Benjamin Zingsem, Anna S. Semisalova, Vernica Salgueirio, Marina Spasova, and Michael Farle | |
Chemistry of Materials 27, 40154022 (2015) DOI: 10.1021/acs.chemmater.5b00976 | |
56 - Magnetic Anisotropy in the (Cr0.5Mn0.5)2GaC MAX Phase | |
Ruslan Salikhov, Anna S. Semisalova, Andrejs Petruhins, Arni Sigurdur Ingason, Johanna Rosen, Ulf Wiedwald & Michael Farle | |
Materials Research Letters 3, 156-160 (2015) DOI: 10.1080/21663831.2015.1036324 | |
55 - Role of developing L1_0 chemical order on the (0 0 1)-texture formation of (Fe_(1−x)Cu_x)Pt films grown on amorphous substrates | |
Franziska Scheibel, Felix Haering, Paul Ziemann and Ulf Wiedwald | |
J. Phys. D: Appl. Phys 48, 085001 (2015) DOI: 10.1088/0022-3727/48/8/085001 | |
2014 | |
54 - Bolometer detection of magnetic resonances in nanoscaled objects | |
I. Rod, R. Meckenstock, H. Zhres, C. Derricks, F. Mushenok, N. Reckers, P. Kijamnajsuk, U. Wiedwald and M. Farle | |
Nanotechnology 25, 425302 (2014) DOI: 10.1088/0957-4484/25/42/425302 | |
53 - Single coreshell nanoparticle probes for non-invasive magnetic force microscopy | |
Tino Uhlig, Ulf Wiedwald, Axel Seidenstcker, Paul Ziemann, and Lukas M Eng | |
Nanotechnology 25, 255501 (2014) DOI: 10.1088/0957-4484/25/25/255501 | |
52 - Growth modes and epitaxy of FeAl thin films on a-cut sapphire prepared by pulsed laser and ion beam assisted deposition | |
Xiang Yao, Ulf Wiedwald, Moritz Trautvetter, and Paul Ziemann | |
Journal of Applied Physics 115, 023507 (2014) DOI: 10.1063/1.4861377 | |
2013 | |
51 - Switching modes in easy and hard axis magnetic reversal in a self-assembled antidot array | |
Felix Haering, Ulf Wiedwald, Steffen Nothelfer, Berndt Koslowski, Paul Ziemann, Lorenz Lechner, Andreas Wallucks, Kristof Lebecki, Ulrich Nowak, Joachim Grfe, Eberhard Goering and Gisela Schtz | |
Nanotechnology 24, 465709 (2013) DOI: 10.1088/0957-4484/24/46/465709 | |
50 - Exchange bias of Ni nanoparticles embedded in an antiferromagnetic IrMn matrix | |
Balati Kuerbanjiang, Ulf Wiedwald, Felix Haering, Johannes Biskupek, Ute Kaiser, Paul Ziemann and Ulrich Herr | |
Nanotechnology 24, 455702 (2013) DOI: 10.1088/0957-4484/24/45/455702 | |
49 - Extending the 3ω method: Thermal conductivity characterization of thin films | |
Nico Bodenschatz, Andr Liemert, Sebastian Schnurr, Ulf Wiedwald, and Paul Ziemann | |
Rev. Sci. Instrum. 84, 084904 (2013) DOI: 10.1063/1.4817582 | |
48 - Structural and thermoelectric properties of TMGa3 (TM = Fe, Co) thin films | |
Sebastian Schnurr, Ulf Wiedwald, Paul Ziemann, Valeriy Y. Verchenko; and Andrei V. Shevelkov | |
Beilstein Journal of Nanotechnology 4, 461 (2013) DOI: 10.3762/bjnano.4.54 | |
47 - Super spin-glass state and exchange bias in Fe/CoO hybrid nanostructures | |
Senoy Thomas, Manuel Uhlig, Ulf Wiedwald, Luyang Han, Paul Ziemann, and Manfred Albrecht | |
Nanotechnology 24, 155703 (2013) DOI: 10.1088/0957-4484/24/15/155703 | |
46 - Electronic structure and soft-X-ray-induced photoreduction studies of iron-based magnetic polyoxometalates of type {(M)M5}12FeIII30 (M = MoVI, WVI) | |
Karsten Kuepper, Christine Derks, Christian Taubitz, Manuel Prinz, Loc Joly, Jean-Paul Kappler, Andrei Postnikov, Wanli Yang, Tatyana V. Kuznetsova, Ulf Wiedwald, Paul Ziemann and Manfred Neumann | |
Dalton Trans. 42, 7924 (2013) DOI: 10.1039/C3DT32759K | |
45 - Geometry-Induced Spin-Ice Structures prepared by Self-organization on the Nanoscale | |
Felix Haering, Ulf Wiedwald, Thomas Hberle, Luyang Han, Alfred Plettl, Berndt Koslowski, and Paul Ziemann | |
Nanotechnology 24, 055305 (2013) DOI: 10.1088/0957-4484/24/5/055305 | |
2012 | |
44 - Tuning the properties of magnetic thin films by interaction with periodic nanostructures | |
Ulf Wiedwald, Felix Haering, Stefan Nau, Carsten Schulze, Herbert Schletter, Denys Makarov, Alfred Plettl, Karsten Kuepper, Manfred Albrecht, Johannes Boneberg, Paul Ziemann | |
Beilstein J. Nanotechnol. 3, 831 (2012) DOI: 10.3762/bjnano.3.93 | |
43 - Towards quantitative magnetic force microscopy: Theory and experiment | |
T. Hberle, F. Haering, H. Pfeifer, L. Han, B. Kuerbanjiang, U. Wiedwald, U. Herr, B. Koslowski | |
New Journal of Physics 14, 043044 (2012) DOI: 10.1088/1367-2630/14/4/043044 | |
42 - Formation of highly ordered alloy nanoparticles based on precursor-filled latex spheres | |
A. Manzke, A. Plettl, U. Wiedwald, L. Han, P. Ziemann, E. Schreiber, U. Ziener, N. Vogel, C. Weiss, K. Landfester, K. Fauth, J. Biskupek, U. Kaiser | |
Chemistry of Materials 24, 1048-1054 (2012) DOI: 10.1021/cm203241p | |
2011 | |
41 - Precise chemical, electronic, and magnetic structure of binuclear complexes studied by means of X-ray spectroscopies and theoretical methods | |
K. Kuepper, D. Benoit, U. Wiedwald, F. Mgele, A. Meyering, M. Neumann, J.-P. Kappler, L. Joly, S. Weidle, B. Rieger, P. Ziemann | |
Journal of Physical Chemistry C 115, 25030-25039 (2011) DOI: 10.1021/jp2069804 | |
40 - Nanoscaled alloy formation from self-assembled elemental Co nanoparticles on top of Pt films | |
L. Han, U. Wiedwald, J. Biskupek, K. Fauth, U. Kaiser, P. Ziemann | |
Beilstein Journal of Nanotechnology 2, 473-485 (2011) DOI: 10.3762/bjnano.2.51 | |
39 - Effect of large mechanical stress on the magnetic properties of embedded Fe nanoparticles | |
Srinivasa Saranu, Sren Selve, Ute Kaiser, Luyang Han, Ulf Wiedwald, Paul Ziemann, and Ulrich Herr | |
Beilstein J. Nanotechnol. 2, 268 (2011) DOI: 10.3762/bjnano.2.31 | |
38 - Magnetic ground-state and systematic X-ray photoreduction studies of an iron-based star-shaped complex | |
K. Kuepper, C. Taubitz, D. Taubitz, U. Wiedwald, A. Scheurer, S. Sperner, R. W. Saalfrank, J.-P. Kappler, L. Joly, P. Ziemann, M. Neumann | |
Journal of Physical Chemistry Letters 2, 1491-1496 (2011) DOI: 10.1021/jz2005013 | |
37 - Thermally driven solid-phase epitaxy of laser-ablated amorphous AlFe films on (0001)-oriented sapphire single crystals | |
M. Trautvetter, U. Wiedwald, H. Paul, A. Minkow, P. Ziemann, | |
Applied Physics A: Materials Science and Processing 102, 725-730 (2011) DOI: 10.1007/s00339-010-5972-x | |
2010 | |
36 - Preparation and characterization of supported magnetic nanoparticles prepared by reverse micelles | |
U. Wiedwald, L. Han, J. Biskupek, U. Kaiser, P. Ziemann, | |
Beilstein Journal of Nanotechnology 1, 24-47 (2010) DOI: 10.3762/bjnano.1.5 | |
35 - Preparation, properties and applications of magnetic nanoparticles | |
U. Wiedwald, P. Ziemann | |
Beilstein Journal of Nanotechnology 1, 21-23 (2010) DOI: 10.3762/bjnano.1.4 | |
34 - Monodispersed NiO nanoflowers with anomalous magnetic behavior | |
M-Y.Ge, L. Han, U. Wiedwald, X.-B. Xu, C. Wang, K. Kuepper, P. Ziemann, J.-Z. Jiang | |
Nanotechnology 21, 425702 (2010) DOI: 10.1088/0957-4484/21/42/425702 | |
33 - Dissolution kinetics of Si into Ge (111) substrate on the nanoscale | |
Z. Balogh, Z. Erdelyi, D. L. Beke, U. Wiedwald, H. Pfeifer, A. Tschetschetkin, P. Ziemann | |
Thin Solid Films 519, 952-955 (2010) DOI: 10.1016/j.tsf.2010.08.146 | |
32 - Narrowly size distributed zinc-containing poly(acrylamide) latexes via inverse miniemulsion polymerization | |
E. Kobitskaya, D. Ekinci, A. Manzke, A. Plettl, U. Wiedwald, P. Ziemann, J. Biskupek, U. Kaiser, U. Ziener, K. Landfester | |
Macromolecules 43, 3294-3305 (2010) DOI: 10.1021/ma902553a | |
31 - Identification of magnetic properties of few nm sized FePt crystalline particles by characterizing the intrinsic atom order using aberration corrected S/TEM | |
J. Biskupek, J. R. Jinschek, U. Wiedwald, M. Bendele, L. Han, P. Ziemann, U. Kaiser | |
Ultramicroscopy 110, 820-825 (2010) DOI: 10.1016/j.ultramic.2010.02.043 | |
30 - Planar Au/TiO2 model catalysts: Fabrication, characterization and catalytic activity | |
M. Eyrich, S. Kielbassa, T. Diemant, J. Biskupek, U. Kaiser, U. Wiedwald, P. Ziemann, J. Bansmann | |
ChemPhysChem 11, 1430-1437 (2010) DOI: 10.1002/cphc.200900942 | |
29 - Fabrication of two-dimensional Au@FePt core-shell nanoparticle arrays by photochemical metal deposition | |
T. Hrtling, T. Uhlig, A. Seidenstcker, N. C. Bigall, P. Olk, U. Wiedwald, L. Han, A. Eychmller, A. Plettl, P. Ziemann, L. Eng | |
Applied Physics Letters 96, 183111 (2010) DOI: 10.1063/1.3425670 | |
2009 | |
28 - Two-dimensional assembly of magnetic binuclear complexes: A scanning tunneling microscopy study | |
F. Mgele, D. Fantauzzi, U. Wiedwald, P. Ziemann, B. Rieger | |
Langmuir 25, 13606-13613 (2009) DOI: 10.1021/la9019712 | |
27 - Fe oxidation versus Pt segregation in FePt nanoparticles and thin films | |
L. Han, U. Wiedwald, B. Kuerbanjiang, P. Ziemann, | |
Nanotechnology 20, 285706 (2009) DOI: 10.1088/0957-4484/20/28/285706 | |
26 - FePt nanorods and nanowires for novel ferrofluids | |
Z. Wu, H. Dong, A. Chuvilin, U. Wiedwald, L. Han, C. Krill III, | |
Diffusion and Defect Data Pt.B: Solid State Phenomena 154, 89-94 (2009) DOI: 10.4028/www.scientific.net/SSP.154.89 | |
25 - Synthesis, thermal stability and properties of ZnO 2 nanoparticles | |
W. Chen, Y. H. Lu, M. Wang, L. Kroner, H. Paul, H.-J. Fecht, J. Bednarcik, K. Stahl, Z. L. Zhang, U. Wiedwald, U. Kaiser, P. Ziemann, T. Kikegawa, C. D. Wu, J. Z. Jiang | |
Journal of Physical Chemistry C 113, 1320-1324 (2009) DOI: 10.1021/jp808714v | |
2008 | |
24 - Transition from anomalous kinetics toward Fickian diffusion for Si dissolution into amorphous Ge | |
Z. Balogh, Z. Erdelyi, D. Beke, G. Langer, A. Csik, H.-G. Boyen, U. Wiedwald, P. Ziemann, A. Portavoce, C. Girardeaux | |
Applied Physics Letters 92, 134104 (2008) DOI: 10.1063/1.2908220 | |
2007 | |
23 - Structural studies of nanoparticles with an objective-lens Cs-corrected Titan microscope | |
Z. Zhang, J. Biskupek, U. Kaiser, V. V. Breus, G. U. Nienhaus, U. Wiedwald, L. Han, H.-G. Boyen and P. Ziemann | |
Microscopy and Microanalysis 13 (Suppl 3), 259 (2007) DOI: 10.1017/S1431927607081299 | |
22 - Controlling the interparticle spacing of Au-salt loaded micelles and Au nanoparticles on flat surfaces | |
J. Bansmann, S. Kielbassa, H. Hoster, F. Weigl, H.-G. Boyen, U. Wiedwald, P. Ziemann, R. J. Behm | |
Langmuir 23, 10150-10155 (2007) DOI: 10.1021/la7012304 | |
21 - Magnetic moment of Fe in oxide-free FePt nanoparticles | |
O. Dmitrieva, M. Spasova, C. Antoniak, M. Acet, G. Dumpich, J. Kstner, M. Farle, K. Fauth, U. Wiedwald, H.-G. Boyen, and P. Ziemann | |
Phys. Rev. B 76, 064414 (2007) DOI: 10.1103/PhysRevB.76.064414 | |
20 - Nanostructured Pt/GC model electrodes prepared by the deposition of metal-salt-loaded micelles | |
Y. E. Seidel, R. Lindstrom, Z. Jusys, J. Cai, U. Wiedwald, P. Ziemann, R. J. Behm | |
Langmuir 23, 5795-5801 (2007) DOI: 10.1021/la063295o | |
19 - Lowering of the L10 ordering temperature of FePt nanoparticles by He+ ion irradiation | |
U. Wiedwald, A. Klimmer, B. Kern, L. Han, H.-G. Boyen, P. Ziemann, K. Fauth | |
Applied Physics Letters 90, 062508 (2007) DOI: 10.1063/1.2472177 | |
18 - The structure of gold nanoparticles on different substrates studied by aberration corrected high resolution transmission electron microscopy | |
J. Biskupek, U. Kaiser, A. Klimmer, U. Wiedwald, L. Han, P. Ziemann, C. Fix, J. Bansmann, R. J. Behm | |
Microscopy and Microanalysis 13 (Suppl 3), 266 (2007) DOI: 10.1017/S1431927607081330 | |
17 - A micellar approach to magnetic ultrahigh-density data-storage media: Extending the limits of current colloidal methods | |
A. Ethirajan, U. Wiedwald, H.-G. Boyen, B. Kern, L. Han, A. Klimmer, F. Weigl, G. Kstle, P. Ziemann, K. Fauth, J. Cai, R. J. Behm, A. Romanyuk, P. Oelhafen, P. Walther, J. Biskupek, U. Kaiser U., | |
Advanced Materials 19, 406-410 (2007) DOI: 10.1002/adma.200601759 | |
2006 | |
16 - Enhanced orbital magnetism in Fe50Pt50 nanoparticles | |
C. Antoniak, J. Lindner, M. Spasova, D. Sudfeld, M. Acet, M. Farle, K. Fauth, U. Wiedwald, H.-G. Boyen, P. Ziemann, F. Wilhelm, A. Rogalev, Shouheng Sun | |
Phys. Rev. Lett. 97, 117201 (2006) DOI: 10.1103/PhysRevLett.97.117201 | |
15 - Local density of states effects at the metal-molecule interfaces
in a molecular device | |
H.Boyen, P. Ziemann, U. Wiedwald, V. Ivanova, D. Kolb, S. Sakong, A. Gross, A. Romanyuk, M. Büttner, P. Oelhafen, | |
Nature Materials 5, 394-399 (2006) DOI: 10.1038/nmat1607 | |
2005 | |
14 - Using hysteresis behaviour to determine the anisotropy and interactions in complex self-assembled Co metallic nanoparticle systems | |
M. Cerchez, U. Wiedwald, M. Farle | |
J. Magn. Magn. Mater. 290-291 (2005) 161 -164 DOI: 10.1016/j.jmmm.2004.11.172 | |
13 - From Colloidal Co/CoO Core-Shell Nanoparticles to Arrays of Metallic Nanomagnets: Surface Modification by Plasma Processing and its Impact on Magnetic Properties | |
U. Wiedwald, K. Fauth, M. Heler, H. -G. Boyen, F. Weigl, M. Hilgendorff, M. Giersig, G. Schtz, P. Ziemann and M. Farle | |
ChemPhysChem 6, 2522 (2005) DOI: 10.1002/cphc.200500148 | |
12 - Magnetic response of nanostructured systems: A ferromagnetic resonance investigation | |
J. Lindner, U. Wiedwald, K. Baberschke, M. Farle | |
J. Vac. Sci. Technol. A 23, 796 (2005) www | |
11 - Effect of an oxidic overlayer on the magnetism of Co nanoparticles | |
U. Wiedwald, J. Lindner, M. Spasova, Z. Frait, M. Farle | |
Phase. Trans. 78, 85 (2005) www | |
2004 | |
10 - Effective exchange interaction in a quasi-two-dimensional self-assembled nanoparticle array | |
U. Wiedwald, M. Cerchez, M. Farle, K. Fauth, G. Schtz, K. Zrn, H. -G. Boyen, and P. Ziemann | |
Phys. Rev. B 70 (2004) 214412 www | |
9 - Temperature dependence of exchange anisotropy in monodisperse cobalt nanoparticles with a cobalt oxide shell | |
M. Spasova, U. Wiedwald, M. Farle, T. Radetic, U. Dahmen, M. Hilgendorff and M. Giersig | |
J. Magn. Magn. Mater. 272-276, 1508-1509 (2004) www | |
8 - Composition-dependent ratio of orbital-to-spin magnetic moment in structurally disordered FexPt1-x nanoparticles | |
M. Ulmeanu, C. Antoniak, U. Wiedwald, M. Farle, Z. Frait, and S. Sun | |
Phys. Rev. B 69, 054417 (2004) DOI: 10.1103/PhysRevB.69.054417 | |
7 - Local structure of monodisperse Co nanoparticles | |
A. Fraile Rodríguez, N. S. Sobal, U. Wiedwald, M. Spasova, M. Hilgendorff, M. Giersig, M. Farle and D. Arvanitis | |
J. Magn. Magn. Mater. 272-276, E1207-E1209 (2004) | |
6 - Frequency- and temperature-dependent Ferromagnetic Resonance of Co/CoO core-shell nanoparticles | |
U. Wiedwald, J. Lindner, M. Spasova, Z. Frait, M. Hilgendorff, M. Giersig, M. Farle | |
Mat. Res. Soc. Symp. Proc. 818, M1.5.1 (2004) www | |
2003 | |
5 - Ratio of orbital-to-spin magnetic moment in Co core-shell nanoparticles | |
U. Wiedwald, M. Spasova, E. L. Salabas, M. Ulmeanu, M. Farle, Z. Frait, A. Fraile Rodriguez, D. Arvanitis, N. S. Sobal, M. Hilgendorff, and M. Giersig | |
Phys. Rev. B 68, 064424 (2003) www | |
2002 | |
4 - Structure and Magnetism of Co and CoAg Nanocrystals, | |
M. Spasova, T. Radetic, N. S. Sobal, M. Hilgendorff, U. Wiedwald, M. Farle, M. Giersig, U. Dahmen, | |
Mat. Res. Soc. Symp. Proc. 721 (2002) 195 – 200 www | |
3 - Magnetic properties of arrays of interacting Co nanocrystals | |
M. Spasova, U. Wiedwald, R. Ramchal, M. Farle, M. Hilgendorff, M. Giersig | |
J. Magn. Magn. Mater. 240 (2002) 40-43 www | |
2001 | |
2 - Magnetization and Magnetic Anisotropy of Co/W Multilayers | |
M. Spasova, U. Wiedwald, R. Ramchal, M. Farle, S. Luby, E. Majkova, R. Senderak | |
Phys. Stat. Sol. (b) 225 (2001) 449-457 www | |
1 - Ferromagnetic Resonance of monodisperse Co Particles | |
U. Wiedwald, M. Spasova, M. Farle, M. Hilgendorff and M. Giersig | |
J. Vac. Sci. Technol. 19 (2001) 1773 www |