The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentation3 Optics and Photonics : 3.10 Photonic structures and phenomena

[11p-B11-1~14]3.10 Photonic structures and phenomena

Fri. Sep 11, 2026 1:15 PM - 5:00 PM JST
Fri. Sep 11, 2026 4:15 AM - 8:00 AM UTC
B11 (Faculty of Engineering B Block)
1:15 PM - 1:30 PM JST(4:15 AM - 4:30 AM UTC)

[11p-B11-1]Investigation of Spectrum Monitor Used for Evaluating Light Output from the Waveguide End of Photonic Crystal Lasers

〇Tsubasa Kawachi1, Kazuki Sato1, Masato Morifuji1, Hirotake Kajii1, Tetsuya Yagi1, Akihiro Maruta1, Nobuhiko Kikuchi1, Masahiko Kondow1 (1.UOsaka)
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)

[11p-B11-2]Analysis of an isolator based on modulation of a coupled-cavity system using the FDTD method

〇(M2)Masahiro Horibe1, Takashi Asano1 (1.Kyoto Univ)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)

[11p-B11-3]Investigation of twist-stacked moiré photonic crystal nanocavities based on monocrystalline yttrium iron garnet

〇Kota Taniguchi1, Takeru Yambe1, Daisuke Sato1, Siyuan Gao1, Shuma Ito1, Takahiro Ito1, Stepan Trushin1, Satoshi Iwamoto2, Yasutomo Ota1 (1.Keio Univ., 2.RCAST, the Univ. of Tokyo)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[11p-B11-4]Fabrication of air-bridge two-dimensional photonic crystal structures in diamond

〇Satomi Ishida1, Hidetsugu Matsukiyo2, Teruya Ishihara2, SANGMIN Ji3, Hideo Otsuki1, Masao Nishioka2, Satoshi Iwamoto1,2 (1.RCAST U-Tokyo, 2.IIS U-Tokyo, 3.Hiroshima-Univ.)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[11p-B11-5]Investigation of fishbone-type photonic crystal cavity on diamond for quantum light source

〇Hirotaka Otsu1, Xiaowei Song1, Bong-Shik Song1,2, Kang Dongyeon3, Takashi Asano1 (1.Kyoto Univ., 2.SKKU, 3.KIST)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[11p-B11-6]Enhancement of Stimulated Raman Scattering via Doubly Resonant Diamond Photonic Crystals

〇Sangmin Ji1,2, Satoshi Iwamoto2, Hideki Gotoh1 (1.Hiroshima Univ., 2.IIS Univ. Tokyo)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[11p-B11-7]Self-aligned heterogeneous quantum photonic integration

Kinfung Ngan1, Yeeun Choi2, Chun-Chieh Chang3, 〇DONGYEON KANG2, Shuo Sun1 (1.University of Colorado Boulder, USA, 2.KIST, Korea, 3.Los Alamos National Laboratory, USA)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[11p-B11-8]Numerical Analysis of Propagation Loss Accounting for Structural Disorder in Valley Photonic Crystal Waveguides with Bearded Interfaces

〇(M2)Naoki Akasaka1, Xiaomeng Chi1, Chengkun Zhang1, Guangtai Lu1, Satoshi Iwamoto1,2 (1.RCAST Univ. of Tokyo, 2.IIS Univ. of Tokyo)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)English Presentation

[11p-B11-9]Experimental Investigation of Dirac-Frequency-Dependent Topological Guided Modes in Valley Photonic Crystal Heterostructures

〇(M2)Xiaomeng Chi1, Chengkun Zhang1, Guangtai Lu1, Satoshi Iwamoto1,2 (1.RCAST,Univ. of Tokyo, 2.IIS,Univ. of Tokyo)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[11p-B11-10]Q-factor optimization of asymmetric hetero nanocavities based on large-scale 2D FDTD data

〇Yuta Kanemaru1,2, Takashi Asano3, Yasushi Takahashi1,2 (1.Osaka Met. Univ., 2.Okayama Univ., 3.Kyoto Univ.)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[11p-B11-11]Optimization of coupled cavity-waveguide structures for optical isolators

〇Satoshi Nishiwaki1, Takashi Asano1 (1.Kyoto Univ.)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)

[11p-B11-12]The effect of TM waveguide mode coupling on the Q-factor of a Raman silicon nanocavity laser

〇Rikuto Ichinose1,2, Takashi Asano3, Shoei Yamasaki1,2, Yuta Kanemaru1,2, Susumu Noda4, Yasushi Takahashi1,2 (1.Osaka Met Univ., 2.Okayama Univ., 3.Kyoto Univ., 4.KUIAS)
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[11p-B11-13]Robustness of Q factor against random rotation of square holes in photonic crystal slab nanocavities

〇Eiichi Kuramochi1,2, Shota Kita1,2, Hisashi Sumikura1,2, Masaya Notomi1,2 (1.NTT BRL, 2.NTT NPC)
4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)English Presentation

[11p-B11-14]Design of high-efficiency grating couplers for suspended SiC nanobeams

〇Heungjoon Kim1, Kap-Joon Kim1, Byung-Seok Choi1, Bong-Shik Song2, Susumu Noda3,4 (1.ETRI, 2.Sungkyunkwan Univ., 3.Kyoto Univ., 4.KUIAS)
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