Oral presentation

3 Optics and Photonics » 3.11 Photonic structures and phenomena

[17p-Z31-1~15] 3.11 Photonic structures and phenomena

Wed. Mar 17, 2021 1:15 PM - 5:30 PM Z31 (Z31)

Yasutomo Ota(Univ. of Tokyo), Hisashi Sumikura(NTT), Yasushi Takahashi(Osaka Pref. Univ.)

△：Presentation by Applicant for JSAP Young Scientists Presentation Award
▲：English Presentation
▼：Both of Above
No Mark：None of Above

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1:15 PM - 1:30 PM

[17p-Z31-1] Lasing from a valley photonic crystal cavity with a bearded interface

〇Ryosuke Miyazaki^1,2, Kazuhiro Kuruma^1,2, Hironobu Yoshimi^1,2, Ryota Katsumi^1,2, Takuto Yamaguchi^1,2, Yasutomo Ota³, Yasuhiko Arakawa³, Satoshi Iwamoto^1,2,3 (1.IIS, 2.RCAST, 3.NanoQuine)

1:30 PM - 1:45 PM

[17p-Z31-2] Band-structure control around exceptional points in double-lattice photonic crystal lasers − Theory −

〇Takuya Inoue¹, Keisuke Yoshida¹, Masahiro Yoshida¹, John Gelleta¹, Susumu Noda¹ (1.Kyoto Univ.)

1:45 PM - 2:00 PM

[17p-Z31-3] Band-structure control around exceptional points in double-lattice photonic crystal lasers − Experiments −

〇Masahiro Yoshida¹, Kenji Ishizaki¹, Koki Izumi¹, Takuya Inoue¹, Menaka De Zoysa¹, Keisuke Yoshida¹, Ranko Hatsuda¹, Susumu Noda¹ (1.Kyoto Univ.)

2:00 PM - 2:15 PM

[17p-Z31-4] Study of exceptional point in graphene loaded photonic crystals

〇Shutaro Otsuka^1,2, Takahiro Uemura^1,2, Taiki Yoda², Yuto Moritake^1,3, Masaya Notomi^1,2,4 (1.Tokyo Tech, 2.NTT BRL, 3.JST Presto, 4.NTT NPC)

2:15 PM - 2:30 PM

[17p-Z31-5] Non-Hermitian coupled mode theory for cavity arrays with gain and loss

〇Kenta Takata^1,2, Nathan Roberts^2,3, Akihiko Shinya^1,2, Masaya Notomi^1,2,4 (1.NTT Nanophotonics Center, 2.NTT Basic Research Labs., 3.Univ. Bath, 4.Tokyo Inst. Tech.)

2:45 PM - 3:00 PM

△ [17p-Z31-6] Observing deterministic generation of bound states in the continuum by symmetry breaking

〇Taiki Yoda^1,2, Yuto Moritake^2,3, Masaaki Ono^1,4, Eiichi Kuramochi^1,4, Masaya Notomi^1,2,4 (1.NTT BRL, 2.Tokyo Tech, 3.JST Presto, 4.NTT NPC)

3:00 PM - 3:15 PM

[17p-Z31-7] Analytical solution of conditions for ultra-broad-area single-mode operation in photonic crystal lasers

〇Takuya Inoue¹, Keisuke Yoshida¹, Masahiro Yoshida¹, John Gelleta¹, Susumu Noda¹ (1.Kyoto Univ.)

3:15 PM - 3:30 PM

[17p-Z31-8] Oscillation characteristic analysis of 3mmΦ photonic-crystal lasers designed based on analytical solution for broad-area single-mode operation

〇Koki Izumi¹, Masahiro Yoshida¹, Takuya Inoue¹, Shumpei Katsuno¹, Menaka De Zoysa¹, Kenji Ishizaki¹, Susumu Noda¹ (1.Kyoto Univ.)

3:30 PM - 3:45 PM

[17p-Z31-9] Characteristics of non-Hermitian photonic crystal waveguide with glide symmetry on the gain/loss heterostructure

〇Takahiro Uemura^1,2, Shutaro Otsuka^1,2, Hisashi Chiba^1,2, Taiki Yoda², Yuto Moritake^1,3, Masaya Notomi^1,2,4 (1.TokyoTech, 2.NTT BRL, 3.JST Presto, 4.NTT NPC)

3:45 PM - 4:00 PM

▲ [17p-Z31-10] Investigation of enlarged topological band gaps in magneto-optical epsilon-near-zero photonic crystals

〇Tianji Liu¹, Nobukiyo Kobayashi², Kenji Ikeda², Yasutomo Ota³, Satoshi Iwamoto^1,3,4 (1.IIS,Univ. of Tokyo, 2.Denjiken, 3.NanoQuine, Univ.of Tokyo, 4.RCAST, Univ. of Tokyo)

4:15 PM - 4:30 PM

▲ [17p-Z31-11] Topological Corner States of Hexagonal Photonic Crystals with Broken Inversion Symmetry

〇ThanhHuyen Phan¹, Feng Liu², Katsunori Wakabayashi¹ (1.Kwansei Gakuin University, 2.Ningbo University)

4:30 PM - 4:45 PM

[17p-Z31-12] 10W-class high-beam-quality operation of 1mmΦ PCSELs under CW condition

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

4:45 PM - 5:00 PM

[17p-Z31-13] FDTD analysis of GaN based topological edge waveguide in blue light region

〇Koji Yoneta¹, Yuta Moriya¹, Kouki Abe¹, Taiju Kudou¹, Akihiko Kikuchi^1,2,3 (1.Sophia Univ., 2.Sophia Photonics Research Center, 3.Sophia Semiconductor Research Institute)

5:00 PM - 5:15 PM

[17p-Z31-14] Watt-class operation of GaN-based photonic crystal lasers

〇Tomoaki Koizumi^1,2, Kei Emoto^1,2, Kenzo Hibino², Masaki Hirose², Takao Nakamura², Takuya Inoue², Kenji Ishizaki², Menaka De Zoysa², Susumu Noda² (1.Stanley Electric, 2.Kyoto Univ.)

5:15 PM - 5:30 PM

[17p-Z31-15] Fabrication of GaN microdisks by photoelectrochemical etching of a thick InGaN sacrificial layer.

〇Kenshin Shimoyoshi¹, Syun Ukita¹, Kazuo Uchida¹, Takeyoshi Tajiri¹ (1.Dentsu Univ.)

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