Regensburg 2025 – scientific programme
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HL: Fachverband Halbleiterphysik
HL 39: Poster III
Wednesday, March 19, 2025, 15:00–18:00, P3
The third poster session covers most recent results on the optical and thermal properties of semiconductors, as well as on nitrides and organic semiconductors, and semiconductor lasers.
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15:00 | HL 39.1 | Termperature dependent electroluminescence spectroscopy of far-UVC-LEDs with varying AlGaN quantum well thickness — •Max Dittmer, Jakob Höpfner, Markus Blonski, Tim Kolbe, Sylvia Hagedorn, Hyun Kyong Cho, Jens Rass, Sven Einfeldt, Tim Wernicke, Markus Weyers, and Michael Kneissl |
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15:00 | HL 39.2 | MATRIX: GaN diode arrays for proton monitoring and imaging — •Nico Brosda, Stéphane Higueret, Thê-Duc Lê, Andreas Wieck, Maxime Hugues, Matilde Siviero, and Jean-Yves Duboz |
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15:00 | HL 39.3 | Investigating the Electrical Properties of Distributed Polarization Doped AlxGa1-xN Heterostructures via Capacitance-Voltage Measurements — •Thibaut Ehlermann, Marcel Schilling, Massimo Grigoletto, Jakob Höpfner, Tim Wernicke, and Michael Kneissl |
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15:00 | HL 39.4 | Temperature Dependence of the Quantum Efficiency of UV LEDs emitting from 226 nm to 300 nm — •Max Eysell, Jakob Höpfner, Marcel Schilling, Norman Susilo, Anton Muhin, Massimo Grigoletto, Tim Kolbe, Arne Knauer, Sylvia Hagedorn, Markus Weyers, Jens Rass, Hyun Kyong Cho, Tim Wernicke, Sven Einfeldt, and Michael Kneissl |
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15:00 | HL 39.5 | Theoretical Study on the (In, Ga)N/GaN heterojunction — •Maximilian Lauer, Jan M. Waack, Michael Czerner, and Christian Heiliger |
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15:00 | HL 39.6 | Moiré exciton polaritons in twisted photonic lattices at room temperature — •Tobias Schneider, Chunzi Xing, Yu Wang, Xiaokun Zhai, Xinzheng Zhang, Haitao Dai, Xiao Wang, Anlian Pan, Zhenyu Xiong, Hao Wu, Yuan Ren, Stefan Schumacher, Xuekai Ma, and Tingge Gao |
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15:00 | HL 39.7 | Ultradoped GeSn plasmonic antennas for IR photodetection — •Guillermo Godoy, Ali Azimi, Fritz Berkmann, Oliver Steuer, Slawomir Prucnal, Shengqiang Zhou, Ing-Song Yu, Inga A. Fischer, and Yonder Berencén |
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15:00 | HL 39.8 | Optical and phonon properties of In-rich InGaN alloys and InN/InGaN multiple quantum well structures — •Svitlana Polesya, Masako Ogura, Sergiy Mankovsky, Gregor Koblmüller, and Hubert Ebert |
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15:00 | HL 39.9 | Ultra-sensitive absorption measurements of perovskites nanocrystals, protein crystals and photo-switchable lipids — •Ayesha Khan, Simone Strohmair, Ines Amersdorffer, David Hunger, and Thomas Hümmer |
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15:00 | HL 39.10 | Intensity-dependence of the excitonic third-harmonic generation in bilayer MoS2 — •Ruixin Zuo, Matthias Reichelt, Cong Ngo, Xiaohong Song, and Torsten Meier |
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15:00 | HL 39.11 | Implementation and Validation of a Herzberg-Teller Approach for Phonon-Assisted Photoluminescence — •Tobias Dittmann, Torben Steenbock, and Gabriel Bester |
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15:00 | HL 39.12 | Electronic structure and energy landscape of BSiSii-related defects — Aaron Flötotto, Wichard Beenken, Kevin Lauer, Stefan Krischok, and •Erich Runge |
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15:00 | HL 39.13 | Origin of strong interband transitions in antimony — •Julia Vehndel, Nils Holle, Sebastian Walfort, and Martin Salinga |
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15:00 | HL 39.14 | Optical properties of α-(CrxGa1−x)2O3 — •Dmitry Sayenko, Clemens Petersen, Jakob Seifert, Christiane Dethloff, Holger von Wenckstern, Chris Sturm, and Marius Grundmann |
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15:00 | HL 39.15 | Calibration methods in Raman spectroscopy — •Susanne Moritz, Ron Hildebrandt, Chris Sturm, and Marius Grundmann |
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15:00 | HL 39.16 | Spectral Signatures and Kinetics of Y6 Aggregates and Disordered Phase via Absorption Spectroscopy — •Daniel Kroh, Xinyue Xu, Trevor Smith, and Anna Köhler |
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15:00 | HL 39.17 | Empowering Thermoelectric Performance of ZnSb via Bonding Interaction Regulation — •Meng Jiang, Fangyi Hu, Qihao Zhang, Lianjun Wang, Wan Jiang, Matthias Wuttig, and Yuan Yu |
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15:00 | HL 39.18 | Challenges and Opportunities for Thermoelectric Coolers — •Fangyi Hu, Meng Jiang, Matthias Wuttig, and Yuan Yu |
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15:00 | HL 39.19 | Quantum-chemical calculations of structure, electronic properties, and spectra of a model for PBDB-T:ITIC heterojunctions — Montassar Chaabani, Samir Romdhane, and •Wichard J. D. Beenken |
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15:00 | HL 39.20 | Investigation of the optical coupling of lasing ZnO nanowires — •Ann-Kathrin Kollak, Lukas Raam Jäger, Francesco Vitale, and Carsten Ronning |
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15:00 | HL 39.21 | Impact of stress current on reverse-bias electroluminescence images of 850 nm oxide-confined VCSELs — •Arndt Jaeger, Nikolay Ledentsov Jr., Sebastian Haberkern, Helmut Meinert, Alexander Moll, Ilya E. Titkov, Oleg Yu. Makarov, and Nikolay N. Ledentsov |
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15:00 | HL 39.22 | Tuning nanowire lasers via hybridization with organic molecules — •Philipp Swatosch, Edwin Eobaldt, Marco Grünewald, Olga Ustimenko, Kalina Peneva, and Carsten Ronning |
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15:00 | HL 39.23 | Development of a VCSEL-chip in the red spectral range with integrated photodiode for chlorophyll fluorescence analysis — •Raphael Buffler, Michael Zimmer, Michael Jetter, and Peter Michler |
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15:00 | HL 39.24 | Monolithic 850 nm VCSEL array for Quantum Key Distribution via the Decoy State Protocol — •Katharina Dahler, Michael Zimmer, Michael Jetter, and Peter Michler |
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15:00 | HL 39.25 | A machine learning potential for tellurium — •Andrea Corradini, Giovanni Marini, and Matteo Calandra |