[16a-WL1_201-1~11] 3.1 Basic optics and frontier of optics | The 73rd JSAP Spring Meeting 2026

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Oral presentation3 Optics and Photonics : 3.1 Basic optics and frontier of optics

[16a-WL1_201-1~11]3.1 Basic optics and frontier of optics

Mon. Mar 16, 2026 9:00 AM - 12:00 PM JST
Mon. Mar 16, 2026 12:00 AM - 3:00 AM UTC

WL1_201 (West Lecture Bldg. 1)

9:00 AM - 9:15 AM JST(12:00 AM - 12:15 AM UTC)

[16a-WL1_201-1]Observation of femtosecond laser–induced magnetization reversal using
magneto-optical Kerr microscopy

〇Kotaro Kihara¹, Ryota Kida¹, Haruki Yamane², Atsushi Kubo¹ (1.Univ. of Tsukuba, 2.Akita Ind. Tech. Center)

9:15 AM - 9:30 AM JST(12:15 AM - 12:30 AM UTC)

[16a-WL1_201-2]Time-resolved observation of propagation-invariant space-time surface plasmon polariton

Kei Motoi¹, Gentaro Takeuchi¹, Kotaro Kihara¹, Naoki Ichiji², 〇Atsushi Kubo¹ (1.Univ. of Tsukuba, 2.The Univ. of Tokyo)

9:30 AM - 9:45 AM JST(12:30 AM - 12:45 AM UTC)

[16a-WL1_201-3]Near-field optical response on plasmonic array with chiral arrangement

〇Tomoya Oshikiri^1,2, Xu Shi^3,4, Lin Qiao^3,5, Yaolong Li³, Yen-En Liu³, Hiromasa Niinomi^1,2, Hiroaki Misawa^3,5,6, Masaru Nakagawa^1,2,7 (1.IMRAM, Tohoku Univ., 2.S-Hub, Tohoku Univ., 3.RIES Hokkaido Univ., 4.CRIS, Hokkaido Univ., 5.RIIS, Okayama Univ., 6.CEFMS, NYCU, 7.ePhotonic Meta Sensing Co-Creation Research Center, Tohoku Univ.)

9:45 AM - 10:00 AM JST(12:45 AM - 1:00 AM UTC)English Presentation

[16a-WL1_201-4]Surface Relief Formation with Light Possessing Multiple Vortices

〇Junjie Zhao¹, Kizaki Kazuro¹, Taguchi Atsushi², Madoka Ono¹, Soki Hirayama³, Takashige Omatsu³ (1.Tohoku Univ., 2.Hokkaido Univ., 3.Chiba Univ.)

10:00 AM - 10:15 AM JST(1:00 AM - 1:15 AM UTC)

[16a-WL1_201-5]Nonlinear photoluminescence from a gold nanosphere dimer excited by optical vortex beams

〇(M1)Haruki Wakita¹, Kohei Imura¹ (1.Waseda Univ.)

10:30 AM - 10:45 AM JST(1:30 AM - 1:45 AM UTC)

[16a-WL1_201-6]Laser cooling of solid materials using a nanophotonic cavity

〇Ryuichi Ohta¹, Yoshito Tanaka¹ (1.RIES, Hokkaido Univ.)

10:45 AM - 11:00 AM JST(1:45 AM - 2:00 AM UTC)

[16a-WL1_201-7]Orbital optical chirality (1): Derivation and conservation law

〇Yoshito Tanaka¹, Keiji Sasaki¹ (1.Hokkaido Univ.)

11:00 AM - 11:15 AM JST(2:00 AM - 2:15 AM UTC)

[16a-WL1_201-8]Orbital optical chirality (2): Interactions with chiral materials

〇Keiji Sasaki¹, Yoshito Tanaka¹ (1.Hokkaido Univ.)

11:15 AM - 11:30 AM JST(2:15 AM - 2:30 AM UTC)

[16a-WL1_201-9]Materials Manipulation with Tightly Focused Optical Skyrmions

〇Masahito Okida^1,2, Yohei Kawano^1,2, Soki Hirayama¹, Atsushi Taguchi³, Takashige Omatsu¹ (1.MCRC, Chiba Univ., 2.LUMAS K.K., 3.Hokkaido Univ.)

11:30 AM - 11:45 AM JST(2:30 AM - 2:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[16a-WL1_201-10]Control of directional light scattering using multipolar plasmon resonances

〇(M1)Taiga Taguchi¹, Shuto Watanabe¹, Ryuici Ohta¹, Yoshito Tanaka¹ (1.RIES, Hokkaido Univ)

11:45 AM - 12:00 PM JST(2:45 AM - 3:00 AM UTC)

[16a-WL1_201-11]Laser microfabrication with high-repetition-rate nanosecond optical vortex pulses

〇Yohei Kawano^1,2, Masahito Okida^1,2, Takashige Omatsu¹ (1.MCRC, Chiba Univ, 2.LUMAS K.K.)

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