[18p-A34-1~16] 3.10 Photonic structures and phenomena | The 85th JSAP Autumn Meeting 2024

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Oral presentation3 Optics and Photonics : 3.10 Photonic structures and phenomena

[18p-A34-1~16]3.10 Photonic structures and phenomena

Wed. Sep 18, 2024 1:30 PM - 6:00 PM JST
Wed. Sep 18, 2024 4:30 AM - 9:00 AM UTC

A34 (TOKI MESSE 3F)

Takashi Asano(Kyoto Univ.), Kenji Ishizaki(Kyoto Univ.), Hisashi Sumikura(NTT)

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1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)

[18p-A34-1][The 56th Young Scientist Presentation Award Speech] Experimental demonstration of photonic-crystal lasers with multijunction active layers

〇Shumpei Katsuno¹, Masahiro Yoshida¹, Takuya Inoue¹, Menaka De Zoysa¹, Ranko Hatsuda¹, Kotaro Okuda¹, Kenji Ishizaki¹, Susumu Noda¹ (1.Kyoto Univ.)

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1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)

[18p-A34-2]Development of PCSEL array modules for metal 3D printing applications (II)

〇Masahiro Yoshida¹, Yutaka Fukada^1,2, Menaka De Zoysa¹, Shumpei Katsuno¹, Takuya Inoue¹, Ryotaro Hattori², Yoko Hirono², Susumu Noda¹ (1.Kyoto Univ., 2.DMG MORI)

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2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[18p-A34-3]Study on a circular polarization generator based on the valley topology

〇Wenbo Lin¹, Chengkun Zhang², Hironobu Yoshimi³, Wataru Kai¹, Tomohiro Amemiya¹, Yasutomo Ota⁴, Satoshi Iwamoto², Shigeru Nakagawa¹ (1.Tokyo Tech., 2.RCAST, Univ. Tokyo, 3.Independent, 4.Keio Univ.)

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2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[18p-A34-4]Observation of unidirectional lasing in a ring resonator with a surface grating

〇(D)ZHIWEI DAI¹, Wenbo Lin², Sangmin Ji¹, Hiroya Sakumoto¹, Mitsuru Takenaka¹, Satoshi Iwamoto¹ (1.Univ. of Tokyo, 2.Tokyo Tech.)

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

[18p-A34-5]Characterization of 10-mm-diameter photonic-crystal lasers

〇Masahiro Yoshida¹, Kotaro Okuda¹, Shumpei Katsuno¹, Takuya Inoue¹, Menaka De Zoysa¹, Kenji Ishizaki¹, Susumu Noda¹ (1.Kyoto Univ.)

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

[18p-A34-6]Self-consistent analysis of lasing characteristics of 10-mm-diameter PCSELs under CW operation

〇(M2)Kentaro Maeda¹, Takuya Inoue¹, Masahiro Yoshida¹, Shumpei Katsuno¹, Koutaro Okuda¹, Susumu Noda¹ (1.Kyoto Univ.)

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

[18p-A34-7]Exploration of photonic crystal structures for experimental observation of Non-Hermitian Skin Effects

〇Nozomi Ogawa^1,2, Yuto Moritake¹, Taiki Yoda^1,4, Kenta Takata^2,3, Eiichi Kuramochi^2,3, Masaya Notomi^1,2,3 (1.Tokyo Tech, 2.NTT BRL, 3.NTT NPC, 4.Kwansei Gakuin Univ.)

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3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)

[18p-A34-8]Loss loading dependence of chiral emission modes in non-Hermitian photonic crystals

〇Takumi Harada^1,2, Satoshi Suzuki^1,2, Shutaro Otuka^1,2, Yuto Moritake¹, Eiichi Kuramochi^2,3, Masaaki Ono^2,3, Takuo Fujii^3,4, Shinji Matsuo^3,4, Masaya Notomi^1,2,3 (1.Tokyo Tech, 2.NTT BRL, 3.NTT NPC, 4.NTT DTL)

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3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)

[18p-A34-9]Design of free-space-coupled photonic crystals with variable beam polarization via non-Hermitian/Hermitian control.

〇Tomoki Kanesaka¹, Takuya Inoue¹, Masahiro Yoshida¹, Susumu Noda¹ (1.Kyoto Univ.)

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4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)

[18p-A34-10]Experimental observation of zero-refractive index states at M-point in photonic crystals

〇Koumei Hamaya^1,2, Sho Watanabe^1,2, Yuto Moritake¹, Masaaki Ono^2,3, Eiichi Kuramochi^2,3, Masaya Notomi^1,2,3 (1.Tokyo Tech, 2.NTT BRL, 3.NTT NPC)

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4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)English Presentation

[18p-A34-11]Observation of slow-light modes in valley photonic crystal heterostructure waveguides

〇(D)Chengkun Zhang^1,2, Guangtai Lu^1,2, Yasutomo Ota³, Satoshi Iwamoto^1,2 (1.RCAST, 2.IIS, 3.Keio Univ.)

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4:45 PM - 5:00 PM JST(7:45 AM - 8:00 AM UTC)

[18p-A34-12]Investigation of lattice-separation in GaN-based double lattice PCSEL

〇Masahiro Jutori¹, Atsushi Kitamura¹, Tomoaki Koizumi^2,1, Kei Emoto^2,1, Menaka De zoysa¹, Kenji Ogawa¹, Takuya Inoue¹, Kenji Ishizaki¹, Masahiro Yoshida¹, Shumpei Katsuno¹, Susumu Noda¹ (1.Kyoto Univ., 2.Stanley Electric)

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5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)

[18p-A34-13]Development of GaN-PCSEL-based 3D ToF-LiDAR for ranging in water (IV)

〇Kenji Ogawa¹, Menaka De Zoysa¹, Masahiro Jutori¹, Atsushi Kitamura¹, Kei Emoto^2,1, Tomoaki Koizumi^2,1, Takuya Inoue¹, Kenji Ishizaki¹, Susumu Noda¹ (1.Kyoto Univ., 2.Stanley Electric CO., LTD.)

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5:15 PM - 5:30 PM JST(8:15 AM - 8:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[18p-A34-14]Fabrication and optical excitation characteristics evaluation of InGaN/GaN-based topological PhC resonator structure

〇Hinaki Sugiura¹, Takuto Honda¹, Mirai Akimoto¹, Seiichi Kataoka¹, Hayato Kurata¹, Akihiko Kikuchi^1,2 (1.Sophia Univ., 2.Sophia Semiconductor Research Inst.)

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5:30 PM - 5:45 PM JST(8:30 AM - 8:45 AM UTC)English Presentation

[18p-A34-15]Y-junction optical combiner composed of unidirectional waveguides utilizing topological photonic crystals

〇(D)Guangtai Lu¹, Satoshi Iwamoto¹ (1.Univ. Tokyo)

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5:45 PM - 6:00 PM JST(8:45 AM - 9:00 AM UTC)

[18p-A34-16]Preparation of BiI3 film with periodic structure by electrodeposition method

〇(M2)Naomichi Suzuki¹, Takumi Ikenoue¹, Masao Miyake¹ (1.Kyoto Univ.)

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