The 84th JSAP Autumn Meeting 2023
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Session Details

Oral presentation3 Optics and Photonics : 3.10 Photonic structures and phenomena (formerly 3.11)

[22a-A308-1~10]3.10 Photonic structures and phenomena (formerly 3.11)

Fri. Sep 22, 2023 9:15 AM - 12:00 PM JST
Fri. Sep 22, 2023 12:15 AM - 3:00 AM UTC
A308 (KJ Hall)
Takashi Asano(Kyoto Univ.), Kenji Ishizaki(Kyoto Univ.)
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9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[22a-A308-1]Demonstration of edge transmission path switching by heater-loaded topological interference devices

〇Sho Okada1, Itsuki Sakamoto1, Ken Hattori1, Ryuya Sasaki1, Nobuhiko Nishiyama1,2, Xiao Hu3, Tomohiro Amemiya1 (1.Tokyo Tech, 2.IIR, 3.WPI-MANA NIMS)
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9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[22a-A308-2]Demonstration of highly-efficient topological vertical coupler

〇Sho Okada1, HIbiki Kagami1, Itsuki Sakamoto1, Nobuhiko Nishiyama1,2, Xiao Hu3, Tomohiro Amemiya1 (1.Tokyo Tech, 2.IIR, 3.WPI-MANA NIMS)
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9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)English Presentation

[22a-A308-3]Slow-light modes with a large mode area in a valley photonic crystal waveguide with photonic graphene as the core region

〇(D)Chengkun Zhang1,2, Yasutomo Ota3, Satoshi Iwamoto1,2 (1.RCAST, 2.IIS, 3.Keio Univ.)
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10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[22a-A308-4]Control of current injection distribution in large-area photonic-crystal surface-emitting lasers and realization of high-beam quality operation

〇Tatsuya Abe1, Masahiro Yoshida1, Shumpei Katsuno1, Menaka De Zoysa1, Takuya Inoue1, Susumu Noda1 (1.Kyoto Univ.)
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10:15 AM - 10:30 AM JST(1:15 AM - 1:30 AM UTC)

[22a-A308-5]Analysis of lasing characteristics of 10-mm-diameter photonic-crystal surface-emitting lasers

〇Kentaro Maeda1, Takuya Inoue1, Masahiro Yoshida1, Susumu Noda1 (1.Kyoto Univ.)
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10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)English Presentation

[22a-A308-6]Design of post-based triangular-lattice topological photonic crystal with broken time-reversal symmetry

〇(D)Guangtai Lu1, Siyuan Gao1, Yasutomo Ota2, Satoshi Iwamoto1 (1.Univ. Tokyo, 2.Keio Univ.)
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11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)English Presentation

[22a-A308-7]Design of photonic crystals with a topological photonic bandgap below light line using a semiconductor-magnetooptical material layered structure

〇(M2)Xinyi Wang1,2, Guangtai Lu1,2, Siyuan Gao1,2, Nobukiyo Kobayashi3, Kenji Ikeda3, Yasutomo Ota4, Tianji Liu5, Satoshi Iwamoto1,2 (1.RCAST, Tokyo Univ., 2.IIS,Tokyo Univ., 3.Denjiken, 4.Keio Univ., 5.CIOMP)
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11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[22a-A308-8]Optimizing Waveguides in Photonic Crystals for High-Efficiency Surface Emission in Terahertz Quantum Cascade Lasers Using High-Index Contrast Coupled-Wave Theory

〇(DC)Mingxi Chen1,2, Chiko Otani1,2, Hideki Hirayama1 (1.RIKEN RAP, 2.Tohoku Univ.)
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11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[22a-A308-9]Increase of CW output power of 3mm-diameter photonic-crystal lasers
and application to metal processing

〇Shumpei Katsuno1, Masahiro Yoshida1, Menaka De Zoysa1, Takuya Inoue1, Kenji Ishizaki1, Susumu Noda1 (1.Kyoto Univ.)
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11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[22a-A308-10]Kilowatt-class high-peak-power operation of large-area photonic-crystal surface-emitting lasers driven by high-current pulse source

〇Masahiro Yoshida1, Shumpei Katsuno1, Menaka De Zoysa1, Takuya Inoue1, Susumu Noda1 (1.Kyoto Univ.)
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