The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentation3 Optics and Photonics : 3.9 Optical quantum physics and technologies

[11p-E311-1~11]3.9 Optical quantum physics and technologies

Fri. Sep 11, 2026 1:30 PM - 4:30 PM JST
Fri. Sep 11, 2026 4:30 AM - 7:30 AM UTC
E311 (First Year Education Bld. E Block)
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-1]High-efficiency demultiplexer using a virtually imaged phased array toward single-shot high-resolution single-photon spectroscopy

〇Kazuki Idezawa1, Yuki Nagoro1, Akira Ozawa1,2, Tomoyuki Horikiri1,2 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.IMS, Yokohama Natl. Univ.)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-2]Mode-dependent characterization of a virtually imaged phased array spectrometer for frequency-multiplexed quantum repeaters

〇Ryoma Komatsudaira1, Kazuki Idezawa1, Yuki Nagoro1, Akira Ozawa1,2, Tomoyuki Horikiri1,2 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.IMS, Yokohama Natl. Univ.)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[11p-E311-3]Efficiency improvement of Rare-earth-doped quantum memory via frequency stabilization of the control laser

〇(B)Haruto Miyazaki1, Kota Sasaki2, Naoyoshi Sesyuyama1, Komatsudaira Ryoma1, Koji Nagano4, Daisuke Yoshida3,4, Akira Ozawa1,3, Tomoyuki Horikiri1,3,4 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.IFGS, Yokohama Natl. Univ., 3.IMS, Yokohama Natl. Univ., 4.LQUOM Inc.)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-4]Development of a vibration isolation stage for a Pr3+:Y2SiO5 quantum memory

〇(M1)Naruki Okamura1, Daisuke Yoshida2,3, Koji Nagano3, Naoyoshi Seshuyama1, Akira Ozawa1,2, Tomoyuki Horikiri1,2 (1.Grad. Sch. Eng., Yokohama Natl. Univ., 2.IMS, Yokohama Natl. Univ., 3.LQUOM Inc.)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-5]Suppression of efficiency oscillations in rare-earth-doped quantum memory by compensation of external magnetic fields

〇(M2)Kota Sasaki1, Haruto Miyazaki2, Yudai Nodaguchi2, Naoyoshi Seshuyama2, Ryoma Komatsudaira2, Koji Nagano4, Daisuke Yoshida3,4, Feng-Lei Hong2,3, Akira Ozawa2,3, Tomoyuki Horikiri2,3,4 (1.IFGS, Yokohama Natl. Univ., 2.Grad. Sch. Eng., Yokohama Natl. Univ., 3.IMS, Yokohama Natl. Univ., 4.LQUOM Inc.)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-6]Extreme Spin Coherence Extension via the ZEFOZ Transition in 167Er3+:Si

〇Kyuma Matsuura1, Mark A. Hughes2, Syou Yasui1, Reina Kaji1, Takehiko Tawara3, Satoru Adachi1 (1.Grad. Sch. Eng., Hokkaido Univ., 2.Univ. of Salford, 3.Nihon Univ.)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-E311-7]Phase Error Estimation in Intermittently Controlled Interferometers for Entanglement Distribution

〇Tomoya Kamachi1, Koji Nagano3, Tomoki Tsuno1,3, Akira Ozawa1,2, Tomoyuki Horikiri1,2,3 (1.Yokohama Natl. Univ., 2.IMS, Yokohama Natl. Univ., 3.LQUOM Inc.)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[11p-E311-8]Miniaturization of a cavity two-photon source for practical quantum repeater systems

〇Torataro Kurita1, Kazuya Niizeki1 (1.LQUOM, Inc.)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[11p-E311-9]Frequency-multiplexed two-photon interference using cavity-enhanced spontaneous parametric down-conversion

〇Kurama Hirano1, Rikizo Ikuta1,2, Takashi Yamamoto1,2 (1.GSES, The Univ. of Osaka, 2.QIQB, The Univ. of Osaka)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[11p-E311-10]Narrowband photon-pair generation using a cryogenic Si microring resonator

〇Shouichirou Yasui1, Xuejun Xu1, Hidetaka Nishi2,3, Toshimori Honjo1, Masaya Hiraishi1, Haruki Sanada1, Hiroki Takesue1 (1.NTT Basic Research Labs., 2.NTT Device Technology Labs., 3.NTT Nanophotonics Center)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[11p-E311-11]Development of an Automated Control System for an Optical Cavity Using Simulink and Speedgoat

〇Kazuhiro Nakamura1, Koji Nagano1, Randall Gladen1, Tomoyuki Horikiri1,2,3 (1.LQUOM, Inc., 2.IMS, Yokohama Natl. Univ., 3.Grad. Sch. Eng., Yokohama Natl. Univ.)
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