The 87th JSAP Autumn Meeting 2026
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Session Details

Oral presentation3 Optics and Photonics : 3.5 Ultrashort-pulse and high-intensity lasers

[9p-S5-1~12]3.5 Ultrashort-pulse and high-intensity lasers

Wed. Sep 9, 2026 1:30 PM - 4:45 PM JST
Wed. Sep 9, 2026 4:30 AM - 7:45 AM UTC
S5 (First Year Education S Bldg.)
1:30 PM - 1:45 PM JST(4:30 AM - 4:45 AM UTC)

[9p-S5-1]Winding-number selection rules for nonlinear currents in graphene
driven by Laguerre–Gaussian beams

〇Tamaya Tomohiro1, Kenichi Ishikawa1 (1.Univ. Tokyo)
1:45 PM - 2:00 PM JST(4:45 AM - 5:00 AM UTC)English Presentation

[9p-S5-2]Dynamical Screening Effects in High-Harmonic Generation from a Silicon Nanocluster

〇(D)SIYUAN LI1, Arqum Hashmi1, Mitsuharu Uemoto2, Kazuhiro Yabana1,3, Kenichi L. Ishikawa1 (1.UTokyo, 2.Kobe Univ., 3.Tsukuba Univ.)
2:00 PM - 2:15 PM JST(5:00 AM - 5:15 AM UTC)

[9p-S5-3]Quantum subspace methods for multielectron dynamics (II)

〇Takeshi Sato1, Haifeng Lang1, Naoki Furukawa1, Yuzuki Takeshita1, Kenichi Ishikawa1, Yukio Kawashima2, Tanvi Gujarati2, Mario Motta2 (1.UTokyo, 2.IBM Quantum)
2:15 PM - 2:30 PM JST(5:15 AM - 5:30 AM UTC)

[9p-S5-4]Theoretical analysis of electron-electron interactions in nonsequential double ionization

〇(M1)Ayato Morita1, Shunsuke Sato1 (1.Tohoku Univ.)
2:30 PM - 2:45 PM JST(5:30 AM - 5:45 AM UTC)

[9p-S5-5]First-Principles Simulation of High-Intensity Laser Excitation in Dielectric Mirror Materials

〇(M2)Koya Shimaoka1, Yusuke Kondo2, Kazunori Shibata3, Mitsuharu Uemoto1 (1.Kobe Univ., 2.ORIST, 3.Osaka Univ.)
2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)English Presentation

[9p-S5-6]Shape and Edge Dependence of High-Harmonic Generation in Graphene Nanoflakes

〇(PC)Arqum Hashmi1, Siyuan Li1, Kazuhiro Yabana2, Kenichi L. Ishikawa1 (1.Tokyo Univ., 2.Univ. of Tsukuba)
3:15 PM - 3:30 PM JST(6:15 AM - 6:30 AM UTC)

[9p-S5-7]Warm Dense Matter Generation and Observation Experiments Using Micro-Focused and Double Pulsed XFEL

〇Norimasa Ozaki1, Kohei Miyanishi2, Akane Oyama1, Kai Taketoshi1, Naoki Yamagata1, Ryosuke Furukawa1, Taito Osaka2, Lee Heun Tae1, Hirotaka Nakamura1, Yusuke Seto3, Makina Yabashi2,4, Toshinori Yabuuchi4 (1.Univ. Osaka, 2.RIKEN, 3.Osaka Met. Univ., 4.JASRI)
3:30 PM - 3:45 PM JST(6:30 AM - 6:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-S5-8]Laser-shock-induced nanodiamond formation from polyethylene terephthalate

〇(D)Kai Taketoshi1, Daisuke Murayama1, Alexis Amouretti1, Ryosuke Furukawa1, Hirotaka Nakamura1, Yusuke Nakanishi1, Akane Oyama1, Naoki Yamagata1, Kohdai Yamamoto1, Ryosuke Kodama1,2, Kohei Miyanishi2,3, Makina Yabashi3,4, Toshinori Yabuuchi3,4, Yusuke Seto5, Micheal Stevenson6, Dominik Kraus6, Philipp May6, Jonas Kuhlke6, Marie-Luise Herbert6, Julian Lutgert6, Francesco Barbato6, Alessandra Ravasio6, Johannes Rips6, Samuel Schumacher6, Feng Xiaokang6, Bjom Lindqvist6, Dirk Frundt6, Lennart Konig6, Norimasa Ozaki1,2 (1.Grad. School of Eng., The Univ. of Osaka, 2.ILE, The Univ. of Osaka, 3.RIKEN, 4.JASRI, 5.Osaka Metropolitan Univ., 6.Rostock Univ.)
3:45 PM - 4:00 PM JST(6:45 AM - 7:00 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-S5-9]Microexplosion Experiments Using a Microfocused XFEL Focused inside a Sample

〇Kosuke Nishitani1, Hirotaka Nakamura1, Heun Tae Lee1, Kai Taketoshi1, Ryosuke Furukawa1, Naoki Yamagata1, Akane Oyama2, Takahisa Shobu3, Aki Tominaga3, Kohei Miyanishi4, Taito Osaka4, Toshiki Yabuuchi5, Makina Yabashi5, Yusuke Seto6, Norimasa Ozaki7 (1.Grad.Sch.Eng,The Univ.of Osaka, 2.The Univ.of Osaka, 3.JAEA, 4.RIKEN, 5.JASRI, 6.Osaka Metropolitan Univ., 7.ILE, The Univ. of Osaka)
4:00 PM - 4:15 PM JST(7:00 AM - 7:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-S5-10]Observation of critical transient reflectivity in overdoped Bi-based cuprates

〇(M1)Reiji Tobise1, Taisei Shimizu1, Tohru Kurosawa1, Satoshi Tsuchiya1, Yasunori Toda1 (1.Hokkaido Univ.)
4:15 PM - 4:30 PM JST(7:15 AM - 7:30 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-S5-11]Three-Pulse Time-Resolved Spectroscopy of Superconducting Recovery in Tri-Layer Cuprate Bi2223

〇(M2)Taisei Shimizu1, Shigeyuki Ishida2, Hiroshi Eisaki2, Tohru Kurosawa1, Satoshi Tsuchiya1, Yasunori Toda1 (1.Hokkaido univ., 2.AIST)
4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[9p-S5-12]Cross-correlation measurements of optical-vortex-induced localized superconducting regions using optical vortex pulse pairs

〇Koshi Nagata1, Taisei Shimizu1, Tohru Kurosawa1, Keisaku Yamane1, Ryuji Morita1, Yasunori Toda1 (1.Hokkaido Univ)
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