The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentation3 Optics and Photonics : 3.8 Terahertz technologies

[9a-C213-1~13]3.8 Terahertz technologies

Wed. Sep 9, 2026 9:00 AM - 12:30 PM JST
Wed. Sep 9, 2026 12:00 AM - 3:30 AM UTC
C213 (Faculty of Engineering C Block)
9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[9a-C213-1]Analysis of High-Power and Low Current Density Operation in GaAs-Based Terahertz Quantum Cascade Lasers

〇Koki Yabe1,2, Takayuki Ishida1, Sachie Fujikawa2,1, Yuki Tsuda3, Keita Miyagawa3, Koichi Akiyama3, Yosuke Suzuki3, Tsung Tse Lin4,1, Hiroyuki Yaguchi2, Hideki Hirayama1 (1.RIKEN, 2.Saitama Univ., 3.MELCO, 4.TOhoku Univ.)
9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[9a-C213-2]High-power operation of GaAs-based terahertz quantum cascade lasers with a thick and highly doped active region

〇Takayuki Ishida1, Koki Yabe2,1, Tsung-Tse Lin3,1, Yuki Tsuda4, Keita Miyagawa4, Koichi Akiyama4, Yosuke Suzuki4, Sachie Fujikawa2,1, Hiroyuki Yaguchi2, Hideki Hirayama1 (1.RIKEN, 2.Saitama Univ., 3.Tohoku Univ., 4.MELCO)
9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[9a-C213-3]Experimental comparison of high-temperature operation between resonant-tunneling and direct-phonon injection 2QW THz-QCLs with a minibarrier

〇Takayuki Ishida1, Keita Miyagawa2, Yuki Tsuda2, Koichi Akiyama2, Yosuke Suzuki2, Tsung-Tse Lin3,1, Hideki Hirayama1 (1.RIKEN, 2.MELCO, 3.Tohoku Univ.)
9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-4]High-sensitivity thermal sensing using SiN NEMS resonators for room-temperature terahertz detection

〇Yuto Amano1, Akira Kojima1, Nobuyoshi Koshida1, Tokuji Yokomatsu2, Kensuke Kanda2, Ya Zhang1 (1.Tokyo Univ. of Agri. &Techno., 2.Univ. of Hyogo)
10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-5]Fabrication and Characterization of LNOI Doubly Clamped Beam NEMS Resonators for High-Sensitivity Terahertz Detection

〇Tateki Mori1, Isao Morohashi2, Ya Zhang1 (1.Tokyo Univ. of Agri. & Techno., 2.NICT)
10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-6]Correction of Amplitude-Fluctuation-Induced Frequency Noise in Nonlinear Vibrations of MEMS Resonators

〇Hiroto Kato1, Yuma Sato1, Ya Zhang1 (1.Tokyo Univ. of Agri. & Techno.)
10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[9a-C213-7][The 60th Young Scientist Presentation Award Speech] Control of Oscillation in Resonant Tunneling Diodes Coupled to Terahertz Silicon Waveguide

〇Yuki Morita1, Ngo Nguyen1, Yuta Inose1, Yosuke Nishida2, Yoshiharu Yamada3, Hidemasa Yamane3, Shuichi Murakami3, Masayuki Fujita1 (1.Osaka Univ., 2.Rohm, 3.ORIST)
11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-8]Development of a Stabilized Microcomb-Based THz Source for Low-Phase-Noise 300-GHz Resonant Tunneling Diodes

〇Ryota Shikata1, Miezel Talara2, Masayuki Higaki1, Safumi Suzuki3, Yu Tokizane2, Naoya Kuse2, Takeshi Yasui2 (1.Grad. Sch. Sci. Tech. Innov., Tokushima Univ., 2.pLED, Tokushima Univ., 3.Inst. Sci. Tokyo)
11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-9]Design and Fabrication of Semiconductor Superlattice-THz Resonator Coupled Systems

〇Nagi Maeda1, Hideki T. Miyazaki2, Takaaki Mano2, Kenji Shibata3, Kazuyuki Kuroyama1, Kazuhiko Hirakawa1 (1.IIS, the Univ. of Tokyo, 2.NIMS, 3.Tohoku Inst. of Technol.)
11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-10]Microelectromechanical Terahertz Switches Based on Silicon Subwavelength-Grating Waveguides toward Terahertz Photonic Integrated Circuits

〇Kohei Chiba1, Yoshiaki Kanamori1 (1.Tohoku Univ.)
11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9a-C213-11]THz Modulated Signal Generation Using a High-Power SiPh Two-Wavelength Tunable Laser Diode

〇(M1)Kiyoharu Tsujishita1, Soma Kawano1, Tomohiro Kita1 (1.Waseda Univ.)
12:00 PM - 12:15 PM JST(3:00 AM - 3:15 AM UTC)

[9a-C213-12]Strong coupling in the THz regime between a handedness-preserving microcavity using dual wire grid structures and a chiral metamaterial

〇Kiri Maeda1, Satsuki Are1, Kouki Takeshima1, Noriaki Tsurumachi1 (1.Kagawa Univ.)
12:15 PM - 12:30 PM JST(3:15 AM - 3:30 AM UTC)

[9a-C213-13]Polarization reflection characteristics of a dual Wire Grid polarization preserving mirror in THz region

〇Satsuki Are1, Kiri Maeda1, Nao Higashihara1, Noriaki Tsurumachi1 (1.Kagawa Univ.)
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