[Tu-P1-E] Terahertz spectroscopy and control of novel material systems | ICPS2026

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Session Details

03: Semiconductors for terahertz and mid infrared

[Tu-P1-E]Terahertz spectroscopy and control of novel material systems

Tue. Aug 18, 2026 2:00 PM - 3:30 PM JST
Tue. Aug 18, 2026 5:00 AM - 6:30 AM UTC

Room E (Room MUSASHI)(Main Tower 42nd floor)

Chair:Junichiro Kono(Rice Univ.)

2:00 PM - 2:30 PM JST(5:00 AM - 5:30 AM UTC)

[Tu-P1-E-01]Graphene and bilayer graphene in THz sub-wavelength cavities: ultra strong coupling and cavity-driven attractive Interactions

〇Giacomo Scalari¹, Elsa Jöchl¹, Felix Helmrich¹, Lucy Hale¹, Lorenzo Graziotto¹, Atac Imamoglu¹, Tobia Nova¹, Jerome Faist¹ (1. ETH Zuerich (Switzerland))

2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[Tu-P1-E-02]THz Upconversion in HgTe Dirac Heterostructures

〇Tatiana Aureliia Uaman Svetikova¹, Igor Ilyakov¹, Alexey Ponomaryov¹, Thales de Oliveira¹, Christian Berger², Lena Fürst², Florian Bayer², Jan-Cristoph Deinert¹, Guloo Lal Prajapati¹, Atiqa Arshad¹, Elena Novik³, Alexej Pashkin¹, Manfred Helm^1,3, Hartmut Buhmann², Laurens Molenkamp², Tobias Kiessling², Sergey Kovalev^1,4, Georgy Astakhov¹ (1. Helmholtz-Zentrum Dresden-Rossendorf (Germany), 2. Universität Würzburg (Germany), 3. Technische Universität Dresden (Germany), 4. Technische Universität Dortmund (Germany))

2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[Tu-P1-E-03]Ultrafast optical control of long-lived valley polarization in germanium studied by time-resolved terahertz polarimetry

〇Ami Mi Shirai¹, Yuta Murotani¹, Tomohiro Fujimoto¹, Kota Aikyo¹, Changsu Kim¹, Hidefumi Akiyama¹, Jun Yoshinobu¹, Ryusuke Matsunaga¹ (1. The Institute for Solid State Physics, The University of Tokyo (Japan))

3:00 PM - 3:15 PM JST(6:00 AM - 6:15 AM UTC)

[Tu-P1-E-04]Terahertz emission from the ferroelectric halide perovskite semiconductor CH(NH₂)₂GeI₃

〇Masato Sotome^1,2, Kazuki Haga¹, Takashi Kondo^1,2 (1. Dept. of Mater. Eng., The Univ. of Tokyo (Japan), 2. RCAST, The Univ. of Tokyo (Japan))

3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[Tu-P1-E-05]Initial Phase of THz Bloch Oscillations in a GaAs-Based Superlattice Changing with Interminiband Coupling Strength

〇Takeya Unuma¹, Kosuke Ueda¹, Keita Okada¹, Nobuko Hino¹, Naomi Nagai², Kazuhiko Hirakawa² (1. Nagaoka Univ. of Tech. (Japan), 2. The Univ. of Tokyo (Japan))

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