FOR 2284: Publikationen
M. R. Lalanne, P. Wollny, M. Nanjaiah, J. Menser, C. Schulz, H. Wiggers, S. Cheskis, I. Wlokas, I. Rahinov,
Early particle formation and evolution in iron-doped flames, Combust. Flame 244, 112251 (2022) https://doi.org/10.1016/j.combustflame.2022.112251
M. R. Lalanne, A. Pilipodi-Best, O. Blumer, P. Wollny, M. Nanjaiah, I. Wlokas, S. Cheskis, I. Rahinov, Absolute concentration imaging using self-calibrating laser-induced fluorescence: application to atomic iron in a nanoparticle flame-synthesis reactor. Appl. Phys. B 127, 126 (2021). https://doi.org/10.1007/s00340-021-07672-z
M. Asif, J. Menser, T. Endres, T. Dreier, K.J. Daun, C. Schulz, Phase-sensitive detection of gas-borne Si nanoparticles via line-of-sight UV/VIS attenuation. Opt. Expr. (2021). https://doi.org/10.1364/oe.426528
I. Rahinov, J. Sellmann, M.R. Lalanne, M. Nanjaiah, T. Dreier, S. Cheskis, I. Wlokas, Insights into the Mechanism of Combustion Synthesis of Iron Oxide Nanoparticles Gained by Laser Diagnostics, Mass Spectrometry, and Numerical Simulations: A Mini-Review, Energy Fuels 35 (2021) 137-160. https://doi.org/10.1021/acs.energyfuels.0c03561
J. Menser, K. Daun, C. Schulz, Interrogating gas-borne nanoparticles using laser-based diagnostics and Bayesian data fusion, J. Phys. Chem. C 125 (2021) 15. https://pubs.acs.org/doi/10.1021/acs.jpcc.0c10026
P. Sela, Y. Zhang, J. Herzler, M. Fikri, C. Schulz, S. Peukert: Pyrolysis of diethyl carbonate: Shock-tube and flow-reactor measurements and modeling, Proc. Combust. Inst. 38, 987-996 (2021). https://doi.org/10.1016/j.proci.2020.07.052
P. Fjodorow, M.P. Frolov, Y.V. Korostelin, A.I. Kozlovsky, C. Schulz, S.O. Leonov, A.K. Skasyrsky: Room-temperature Fe:ZnSe laser tunable in the spectral range of 3.7–5.3 μm applied for intracavity absorption spectroscopy of CO2 isotopes, CO and N2O, Opt. Expr. 29, 12033-12048 (2021). https://doi.org/10.1364/OE.422926
G. Liu, M. Asif, J. Menser, T. Dreier, K. Mohri, C. Schulz, T. Endres: Spatial distribution of gas-phase synthesized germanium nanoparticle volume-fraction and temperature using combined in situ line-of-sight emission and extinction spectroscopy, Opt. Expr. 29, 8387-8257 (2021). https://doi.org/10.1364/OE.418922
P. Sela, S. Peukert, H. Somnitz, H. Janbazi, I. Wlokas, J. Herzler, M. Fikri, C. Schulz: Kinetics of the thermal decomposition of ethylsilane: Shock-tube and modeling study, Energy Fuels 2021, 35, 3266–3282. https://doi.org/10.1021/acs.energyfuels.0c03425
Y. Karakaya, J. Sellmann, I. Wlokas, T. Kasper: Influence of the sampling probe on flame temperature, species, residence times and on the interpretation of ion signals of methane/oxygen flames in molecular beam mass spectrometry measurements, Combustion and. Flame 229, 111388 (2021). https://doi.org/10.1016/j.combustflame.2021.02.034
A. El Moussawi, T. Endres, S. Peukert, S. Zabeti, T. Dreier, M. Fikri , C. Schulz: Multi-line SiO fluorescence imaging in the flame synthesis of silica nanoparticles from SiCl4, Combustion and Flame 224, 260–272 (2021). https://doi.org/10.1016/j.combustflame.2020.12.020
H. Janbazi, C. Schulz, I. Wlokas, H. Wang, S. Peukert: Regression analysis and group additivity methodology for estimating the thermochemistry of organosilyl radicals, Proc. Combust. Inst. 38, 1259-1267 (2021). https://doi.org/10.1016/j.proci.2020.06.114
P. Fjodorow, M. R. Lalanne, D. He, M. Nanjaiah, A. Pilipodi-Best, V. M. Baev, S. Cheskis, J. Herzler, M. Fikri, I. Wlokas, C. Schulz, I. Rahinov: Determination of gas-phase absorption cross-sections of FeO in a shock tube using intracavity absorption spectroscopy near 611 nm, Proc. Combust. Inst. 38 (2021) 1637-1645. https://doi.org/10.1016/j.proci.2020.06.251
Y. Karakaya, H. Janbazi, I. Wlokas, A. Levish, M. Winterer, T. Kasper: Experimental and numerical study on the influence of the equivalence ratio on key intermediates and silica nanoparticles in flame synthesis, Proc. Combust. Inst. 38, 1375-1383 (2021). https://doi.org/10.1016/j.proci.2020.06.096.
H. Janbazi, C. Schulz, I. Wlokas, H. Wang, S. Peukert, S.: A group additivity methodology for predicting the thermochemistry of oxygen‐containing organosilanes. Int. J. Chem. Kin. 52, 918-932 (2020). https://doi.org/10.1002/kin.21410
Y. Karakaya, S. Kluge, H. Wiggers, C. Schulz: Investigation of the combustion of iron pentacarbonyl and the formation of key intermediates in iron oxide synthesis flames, Chem. Eng. Sci. 230, 116169 (2020). https://doi.org/10.1016/j.ces.2020.116169
M. Hammad, P. Fortugno, S. Hardt, C. Kim, S. Salamon, T.C. Schmidt, H. Wende, C. Schulz, H. Wiggers: Large-scale synthesis of iron oxide/graphene hybrid materials as highly efficient photo-Fenton catalyst for water remediation, Env. Technol. Innov. 21, 101239 (2020). https://doi.org/10.1016/j.eti.2020.101239
L. Cifuentes, J. Sellmann, I. Wlokas, A. Kempf: Direct numerical simulations of nanoparticle formation in premixed and non-premixed flame-vortex interactions, Physics of Fluids 32, 093605 (2020). https://aip.scitation.org/doi/10.1063/5.0020979
A. Levish, M. Winterer: In situ cell for x-ray absorption spectroscopy of low volatility compound vapors, Review of Scientific Instruments 91, 063101 (2020). https://doi.org/10.1063/5.0006721
H. Wiggers, Y.H. Sehlleier, F. Kunze, L. Xiao, S.M. Schnurre, C. Schulz: Self-assembled nano-silicon/graphite hybrid embedded in a conductive polyaniline matrix for the performance enhancement of industrial applicable lithium-ion battery anodes, Solid State Ionics 344, 115117 (2020).
S. Musikhin, P. Fortugno, J. C. Corbin, G.J. Smallwood, T. Dreier, K.J. Daun, C. Schulz: Characterization of few-layer graphene aerosols by laser-induced incandescence, Carbon, Volume 167, 870–880 (2020). https://doi.org/10.1016/j.carbon.2020.05.052
P. Sela, S. Peukert, J. Herzler, C. Schulz, M. Fikri: Shock-tube study of the decomposition of octamethylcyclotetrasiloxane and hexamethylcyclotrisiloxane, Z. Phys. Chem. 234, 1395–1426 (2020). https://doi.org/10.1515/zpch-2020-0005
M. Dasgupta, P. Fortugno, H. Wiggers: Plasma‐assisted gas‐phase synthesis and in‐line coating of silicon nanoparticles. Plasma Process Polym. 17, e1900245 (2020). https://doi.org/10.1002/ppap.201900245
T. Rosenberger, J. Neises, D. Kiesler, F.E. Kruis: Ejector-based nanoparticle sampling from pressures down to 20 mbar, J. Aerosol Sci. 144, 105531 (2020). https://doi.org/10.1016/j.jaerosci.2020.105531
T. Rosenberger, J. Sellmann, I. Wlokas, F.E. Kruis: A model flow reactor design for the study of nanoparticle structure formation under well-defined conditions, Rev. Sci. Instrum. 91, 095114 (2020). https://doi.org/10.1063/5.0018880
H. Janbazi, Y. Karakaya, T. Kasper, C. Schulz, I. Wlokas, S. Peukert: Development and evaluation of a kinetics reaction mechanism for tetramethylsilane-doped flames, Chem. Eng. Sci. 209, 115209 (2019). https://doi.org/10.1016/j.ces.2019.115209
T. Rosenberger, D. Kiesler, E. Hontañón, D. Fuentes, E. Ramiro, F.E. Kruis: Design and optimization of a Medium Flow Differential Mobility Analyzer (MF-DMA) for classification of high-density particles, J. Aerosol Sci. Technol. 53, 1172-1185 (2019). https://doi.org/10.1080/02786826.2019.1642443
F. Kunze, S. Kuns, M. Spree, T. Hülser, C. Schulz, H. Wiggers, S.M. Schnurre: Synthesis of silicon nanoparticles in a pilot-plant-scale microwave plasma reactor: Impact of flow rates and precursor concentration on the nanoparticle size and aggregation, Powder Technology 342, 880–886 (2019). https://doi.org/10.1016/j.powtec.2018.10.042
K.J. Daun, J. Menser, M. Asif, S. Musikhin, T. Dreier, C. Schulz: Evalution of Drude parameters for liquid Germanium nanoparticles through aerosol-based line-of-sight attenuation measurements, J. Quant. Spectrosc. Radiat. Transf. 226, 146–156 (2019). https://doi.org/10.1016/j.jqsrt.2019.01.021
R.S.M. Chrystie, F. Ebertz, T. Dreier, C. Schulz: Absolute SiO concentration imaging in low-pressure nanoparticle-synthesis flames via laser-induced fluorescence, Appl. Phys. B 125, 29 (2019). https://doi.org/10.1007/s00340-019-7137-8
E. Bertin, A. Münzer, S. Reichenberger, R. Streubel, T. Vinnay, H. Wiggers, C. Schulz, S. Barcikowski, G. Marzun: Durability study of platinum nanoparticles supported on gas-phase synthesized graphene in oxygen reduction reaction conditions, Appl. Surf. Sci. 467–468, 1181–1186 (2019). https://doi.org/10.1016/j.apsusc.2018.10.061
C. Schulz, T. Dreier, M. Fikri, H. Wiggers: Gas-phase synthesis of functional nanomaterials: Challenges to kinetics, diagnostics, and process development, Proc. Combust. Inst. 37, 83–108 (2019). https://doi.org/10.1016/j.proci.2018.06.231
P. Sela, S. Peukert, J. Herzler, Y. Sakai, M. Fikri, C. Schulz: High-temperature gas-phase kinetics of the thermal decomposition of tetramethoxysilane, Proc. Combust. Inst. 37, 1133–1141 (2019). https://doi.org/10.1016/j.proci.2018.05.084
R.S. Chrystie, H. Janbazi, T. Dreier, H. Wiggers, I. Wlokas, and C. Schulz: Comparative study of flame-based SiO2 nanoparticle synthesis from TMS and HMDSO: SiO-LIF concentration measurement and detailed simulation. Proc. Combust. Inst. 37, 1221-1229 (2019). https://doi.org/10.1016/j.proci.2018.07.024
J. Sellmann, I. Rahinov, S. Cheskis, S. Kluge, A. Fomin, C. Schulz, H. Wiggers, A. Kempf, I. Wlokas: Detailed simulation of iron oxide nanoparticle forming flames: Buoyancy and probe effects, Proc. Combust. Inst. 37, 1241–1248 (2019). https://doi.org/10.1016/j.proci.2018.06.041
Y. Karakaya, S. Peukert, T. Kasper: Mass spectrometric study on the combustion of tetramethylsilane and the formation of silicon-oxide clusters in premixed laminar low-pressure synthesis flames, J. Phys. Chem A 122, 36, 7131–7141 (2018). https://doi.org/10.1021/acs.jpca.8b06510
F. Kunze, S. Kuns, M. Spree, T. Hülser, C. Schulz, H. Wiggers, S. M. Schnurre: Synthesis of silicon nanoparticles in a pilot-plant scale microwave plasma reactor: Impact of flow rates and precursor concentration on the nanoparticle size and aggregation, Powder Technol. 342, 880-886 (2018). https://doi.org/10.1016/j.powtec.2018.10.042
S. Peukert, P. Yatsenko, M. Fikri, C. Schulz: High-temperature rate constants for the reaction of H atoms with tetramethoxy-silane and reactivity analogies between silanes and oxygenated hydrocarbons, J. Phys. Chem. A 122, 5289–5298 (2018). https://doi.org/10.1021/acs.jpca.8b03160
H. Janbazi, O. Hasemann, C. Schulz, A. Kempf, I. Wlokas, S. Peukert: Response surface and group-additivity methodology for estimation of thermodynamic properties of organosilanes, Int. J. Chem. Kinet. 50, 681–690 (2018). https://doi.org/10.1002/kin.21192
T. Rosenberger, A. Münzer, D. Kiesler, H. Wiggers, F.E. Kruis: Ejector-based sampling from low-pressure aerosol reactors, J. Aerosol Sci. 123, 105–115 (2018). https://doi.org/10.1016/j.jaerosci.2018.06.003
M. Frei, F.E. Kruis: Fully automated primary particle size analysis of agglomerates on transmission electron microscopy images via artificial neural networks. Powder Technol. 332, 120-130 (2018). https://doi.org/10.1016/j.powtec.2018.03.032
M. Winterer: Discovering paths to optimized nanoparticle characteristics, Chem. Eng. Sci., 186, 135–141 (2018). https://doi.org/10.1016/j.ces.2018.04.005
A. Levish, M. Winterer: Nanoparticles generated by combining hot wall and microwave plasma chemical vapor synthesis, MRS Adv. 1-6 (2018). https://doi.org/10.1557/adv.2018.134
A. Münzer, L. Xiao, Y. H. Sehlleier, C. Schulz, H. Wiggers: All gas-phase synthesis of graphene: Characterization and its utilization for silicon-based lithium-ion batteries, Electrochimica Acta 272, 52–59 (2018). https://doi.org/10.1016/j.electacta.2018.03.137
S. Peukert, J. Herzler, M. Fikri, C. Schulz: High temperature rate constants for H + tetramethylsilane and H + silane and implications about structure-activity relationships for silanes, Int. J. Chem. Kinet. 50, 57–72 (2018). https://doi.org/10.1002/kin.21140
P. Sela, S. Peukert, J. Herzler, M. Fikri, C. Schulz: Shock-tube study of the decomposition of tetramethylsilane using gas chromatography and high-repetition-rate time-of-flight mass spectrometry, Phys. Chem. Chem. Phys. 20, 10686–10696 (2018). https://doi.org/10.1039/c7cp06827a
A. Alquaity, B. Chen, J. Han, H. Selim, M. Belhi, Y. Karakaya, T. Kasper, S. Sarathy, F. Bisetti, A. Farooq: New insights into methane-oxygen ion chemistry, Proc. Combust. Inst. 36, 1213 (2017). https://doi.org/10.1016/j.proci.2016.05.053
R.S.M. Chrystie, O.M. Feroughi, T. Dreier, C. Schulz: SiO multi-line laser-induced fluorescence for quantitative temperature imaging in flame-synthesis of nanoparticles, Appl. Phys. B 123, 104 (2017). https://doi.org/10.1007/s00340-017-6692-0
H. Gao, L. Xiao, I. Plümel, G.-L. Xu, Y. Ren, X. Zuo, Y. Liu, C. Schulz, H. Wiggers, K. Amine, Z. Chen: Parasitic reactions in nanosized silicon anodes for lithium-ion batteries, Nano Lett. 17, 1512–1519 (2017). https://doi.org/10.1021/acs.nanolett.6b04551
O.M. Feroughi, L. Deng, S. Kluge, T. Dreier, H. Wiggers, I. Wlokas, C. Schulz: Experimental and numerical study of a HMDSO-seeded premixed laminar low-pressure flame for SiO2 nanoparticle synthesis, Proc. Combust. Inst. 36, 1045–1053 (2017). https://doi.org/10.1016/j.proci.2016.07.131
A. Münzer, J. Sellmann, P. Fortugno, A. Kempf, C. Schulz, H. Wiggers: Inline coating of silicon nanoparticles in a plasma reactor: Reactor design, simulation and experiment, Mater. Today: Proceedings 4, 118–127 (2017). https://doi.org/10.1016/j.matpr.2017.09.176
T. Dreier, C. Schulz: Laser-based diagnostics in the gas-phase synthesis of inorganic nanoparticles, Powder Technology 287, 226–238 (2016). https://doi.org/10.1016/j.powtec.2015.10.015
P. Sela, B. Shu, M. Aghsaee, J. Herzler, O. Welz, M. Fikri, C. Schulz: A single-pulse shock tube coupled with high-repetition-rate time-of-flight mass spectrometry and gas chromatography for high-temperature gas-phase kinetics studies, Rev. Sci. Instr. 87, 105103 (2016). https://doi.org/10.1063/1.4963844
S. Kluge, L. Deng, O. Feroughi, F. Schneider, M. Poliak, A. Fomin, V. Tsionsky, S. Cheskis, I. Wlokas, I. Rahinov, T. Dreier, A. Kempf, H. Wiggers, C. Schulz: Initial reaction steps during flame synthesis of iron-oxide nanoparticles, Cryst. Eng. Comm. 17, 6930–6939 (2015). https://doi.org/10.1039/C5CE00456J
O.M. Feroughi, H. Kronemayer, T. Dreier, C. Schulz: Effect of fluctuations on time‑averaged multi‑line NO‑LIF thermometry measurements of the gas‑phase temperature, Appl. Phys. B 120, 429–440 (2015). https://doi.org/10.1007/s00340-015-6152-7