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HL: Fachverband Halbleiterphysik

HL 17: 2D Semiconductors and van der Waals Heterostructures III

Dienstag, 18. März 2025, 09:30–13:00, H15

The session covers electronic and optoelectronic phenomena in two-dimensional semiconductors and van der Waals heterostructures.

09:30	HL 17.1	Size-Dependent Electrical Transport in Quasi-1D ZrSe₃-Stripes — •Davin Höllmann, Lars Thole, Sonja Locmelis, and Rolf J. Haug

09:45	HL 17.2	MOCVD Growth of two-dimensional, high-mobility InSe — •Robin Günkel, Milan Solanki, Daniel Anders, Markus Stein, Badrosadat Ojaghi Dogahe, Oliver Maßmeyer, Max Bergmann, Nils Langlotz, Jürgen Belz, Sangam Chatterjee, and Kerstin Volz

10:00	HL 17.3	Transparent and reproducible contacts to MoS2 nanotube quantum dots — •Robin T. K. Schock, Stefan B. Obloh, Korbinian Fink, Matthias Kronseder, Matjaž Malok, Maja Remškar, and Andreas K. Hüttel

10:15	HL 17.4	Defect engineering in two-dimensional materials for resistive switching — •Manoj Dey, Matthias Scheffler, and Wahib Aggoune

10:30	HL 17.5	Anisotropic supercurrent suppression and revivals in a graphene-based Josephson junction under in-plane magnetic fields — •Katarina Stanojević, Philipp Schmidt, Kenji Watanabe, Takashi Taniguchi, Bernd Beschoten, Vincent Mourik, and Christoph Stampfer

10:45	HL 17.6	Electric field control of the proximity-induced spin-orbit gap in bilayer graphene/WSe2 quantum dots — •Hubert Dulisch, David Emmerich, Eike Icking, Katrin Hecker, Samuel Möller, Leonie Müller, Kenji Watanabe, Takashi Taniguchi, Christian Volk, and Christoph Stampfer

11:00	HL 17.7	High-Performance and Energy-Efficient Sub-5nm 2D Double-Gate MOSFETs Based on SiAs Monolayers — •Dogukan Hazar Ozbey and Engin Durgun

11:15		15 min. break

11:30	HL 17.8	Resistance standards from artifact wire coils to graphene quantum Hall resistance — •Yefei Yin, Mattias Kruskopf, Stephan Bauer, Teresa Tschirner, Klaus Pierz, Frank Hohls, Rolf J. Haug, and Hans W. Schumacher

11:45	HL 17.9	1D graphene superlattices and the influence of the potential shape — •Julia Amann, Alina Mreńca-Kolasińska, Angelika Knothe, Ming-Hao Liu, Takashi Taniguchi, Kenji Watanabe, Dieter Weiss, and Jonathan Eroms

12:00	HL 17.10	Ultrafast mid-infrared interferometric photocurrents in graphene-based two-terminal devices for femtosecond autocorrelation — •Sebastian Loy, Nina Pettinger, Johannes Schmuck, Xiaoyi Zhou, Sergey Zherebtsov, Christoph Kastl, and Alexander Holleitner

12:15	HL 17.11	Enhancement of optoelectronic properties of layered 2D semiconductors — •Borna Radatović, Onur Çakiroğlu, Hao Li, Fedor Lipilin, Aljoscha Soll, Andres Castellanos-Gomez, and Zdenek Sofer

12:30	HL 17.12	Surface acoustic wave-controlled photocurrent in few-layer TMDCs — •Benjamin Mayer, Felix Ehring, Matthias Weiß, Hubert Krenner, Ursula Wurstbauer, and Emeline Nysten

12:45	HL 17.13	Accelerated electron-hole separation at the organic-inorganic anthracene/Janus MoSSe interface — •Hamid Mehdipour, Peter Kratzer, and Oleg Prezhdo