[8p-N405-1~18] 3.5 Ultrashort-pulse and high-intensity lasers | The 86th JSAP Autumn Meeting 2025

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Session Details

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

[8p-N405-1~18]3.5 Ultrashort-pulse and high-intensity lasers

Mon. Sep 8, 2025 1:30 PM - 6:30 PM JST
Mon. Sep 8, 2025 4:30 AM - 9:30 AM UTC

N405 (Lecture Hall North)

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

[8p-N405-1]Ultrafast optical response of SnSe under intense photoexcitation

〇Hiroshi Tanimura¹, Takao Homma², Norihiko Okamoto², Toshitaro Nose³, Yuji Sutou^4,5, Tetsu Ichitsubo² (1.DENJIKEN, 2.Tohoku Univ. (IMR), 3.Kyoto Univ. (Eng.), 4.Tohoku Univ. (Eng.), 5.Tohoku Univ. (AIMR))

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

[8p-N405-2]Ultrafast momentum dynamics of the transition from free carriers to excitons in a monolayer WSe₂

〇Takumi Fukuda¹, Xing Zhu¹, Enrico Perfetto², Harley Suchiang¹, Joanna Nadolna^1,3, Nanami Tomoda¹, Suji Park⁴, Hauk Jang⁴, Kenji Watanabe⁵, Takashi Taniguchi⁵, Julien Madeo¹, Michael K. L. Man¹, Gianluca Stefanucci², Keshav M. Dani¹ (1.OIST, 2.Univ. Rome Tor Vegata, 3.Univ. Gdansk, 4.BNL, 5.NIMS)

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

[8p-N405-3]Imaging of electronic structure in a two-dimensional magnetic insulator using TR-ARPES

〇(D)Nanami Tomoda¹, Xing Zhu¹, Takumi Fukuda¹, Harley Suchiang¹, Michael Man¹, Julien Madeo¹, Keshav Dani¹ (1.OIST)

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

[8p-N405-4]Ultrafast lattice dynamics in two-dimensional layered material CeTe₃

〇(M1)Kentaro Yamauchi¹, Yu Mizukoshi¹, Mizuki Akei¹, Takumi Fukuda², Tomonori Nakamura², Yoshinori Okada², Muneaki Hase¹ (1.Univ. of Tsukuba, 2.OIST)

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

[8p-N405-5]Monitoring the relaxation of hot carriers in a 2H-MoTe₂ thin film in saturable absorption conditions with ultrafast optical experiments

〇Yui Iwasaki¹, Gael Privault¹, Takumi Fukuda², Muneaki Hase¹, Yusuke Arashida¹, Masaki Hada¹ (1.Univ. Tsukuba, 2.OIST)

2:45 PM - 3:00 PM JST(5:45 AM - 6:00 AM UTC)

[8p-N405-6]Development of THz Systems for Characterization of Ultrashort Pulsed Electron

〇(M1)Haruki Taira¹, Ryota Nishimori¹, Fuko Kato¹, Kaito En-ya¹, Godai Noyama¹, Gael Privault¹, Arnaud Arbouet^1,2, Shin-ya Koshihara¹, Yusuke Arashida¹, Masaki Hada¹ (1.Univ. Tsukuba, 2.CNRS IRL Dynacom)

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

[8p-N405-7]Photoinduced structural dynamics of a BaTiO₃ thin crystal observed by ultrafast electron diffraction

〇(B)Nagisa Yamamoto¹, Weikun Zhou², Gael Privault¹, Riyo Nagao¹, Arnaud Arbouet^1,3, Shin-ya Koshihara¹, Tsukasa Katayama², Masaki Hada¹ (1.Univ. Tsukuba, 2.Hokkaido Univ., 3.CNRS IRL Dynacom)

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

[8p-N405-8]Ponderomotive Interaction of Ultrashort Pulsed Electrons

〇(B)Fuko Kato¹, Haruki Taira¹, Gael Privault¹, Valentin Rollo^2,3, Shin-ya Koshihara¹, Masaki Hada¹, Arnaud Arbouet^1,4 (1.Univ. Tsukuba, 2.CEMES-CNRS, 3.Univ. Toulouse, 4.CNRS IRL Dynacom)

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

[8p-N405-9]Control of Photoelectron-Ion Entanglement and Coherence by Rabi Oscillations: First-Principles Calculations

〇Kenichi Ishikawa¹, Futa Yamakawa¹, Takeshi Sato¹, Bo-Ren Shen², Yi-Jia Mao², Zhao-Han Zhang², Yang Li², Feng He², Kevin C. Prince³, Kiyoshi Ueda⁴ (1.UTokyo, 2.SJTU, 3.Elettra, 4.Tohoku Univ.)

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

[8p-N405-10]Quantum subspace methods for multielectron dynamics

〇Takeshi Sato¹, Yukio Kawashima², Mario Motta², Haifeng Lang¹, Naoki Furukawa¹, Kenichi Ishikawa¹, Tanvi Gujarati², Antonio Mezzacapo² (1.UTokyo, 2.IBM Quantum)

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

[8p-N405-11]First principles calculation of the 3D real-space current distribution in graphene driven by strong laser fields

〇(D)SIYUAN LI¹, Mizuki Tani^2,1, Arqum Hashmi¹, Kenichi L. Ishikawa¹ (1.Univ. Tokyo, 2.QST)

4:30 PM - 4:45 PM JST(7:30 AM - 7:45 AM UTC)

[8p-N405-12]Frist-Principles Simulation of High-Intensity Laser Reflection from TiO₂ Dielectic Thin Films

〇(M1)Koya Shimaoka¹, Yusuke Kondo², Kazunori Shibata³, Mitsuharu Uemoto¹ (1.Kobe Univ., 2.ORIST, 3.ILE)

5:00 PM - 5:15 PM JST(8:00 AM - 8:15 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation Award

[8p-N405-13]Ab-initio calculations of high-harmonic generation in amorphous Si

〇(D)Eiyu Gushiken¹, Tomohito Otobe^1,2, Hiroki Katow¹, Arqum Hashmi¹, Mizuki Tani^1,2, Shunsuke Yamada², Kenichi Ishikawa¹ (1.The Univ. of Tokyo, 2.KPSI)

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

[8p-N405-14]Structural dynamics in a two-dimensional layered material WTe₂ by controlling coherent phonons using time-resolved second-harmonic generation

〇(M2)Mizuki Akei¹, Takumi Fukuda², Yu Mizukoshi¹, Kazuhiro Kikuchi¹, Muneaki Hase¹ (1.Univ. of Tsukuba, 2.OIST)

5:30 PM - 5:45 PM JST(8:30 AM - 8:45 AM UTC)Presentation by Applicant for JSAP Young Scientists Presentation AwardEnglish Presentation

The 86th JSAP Autumn Meeting 2025

Session Details

[8p-N405-1~18]3.5 Ultrashort-pulse and high-intensity lasers

[8p-N405-1]Ultrafast optical response of SnSe under intense photoexcitation

[8p-N405-2]Ultrafast momentum dynamics of the transition from free carriers to excitons in a monolayer WSe₂

[8p-N405-3]Imaging of electronic structure in a two-dimensional magnetic insulator using TR-ARPES

[8p-N405-4]Ultrafast lattice dynamics in two-dimensional layered material CeTe₃

[8p-N405-5]Monitoring the relaxation of hot carriers in a 2H-MoTe₂ thin film in saturable absorption conditions with ultrafast optical experiments

[8p-N405-6]Development of THz Systems for Characterization of Ultrashort Pulsed Electron

[8p-N405-7]Photoinduced structural dynamics of a BaTiO₃ thin crystal observed by ultrafast electron diffraction

[8p-N405-8]Ponderomotive Interaction of Ultrashort Pulsed Electrons

[8p-N405-9]Control of Photoelectron-Ion Entanglement and Coherence by Rabi Oscillations: First-Principles Calculations

[8p-N405-10]Quantum subspace methods for multielectron dynamics

[8p-N405-11]First principles calculation of the 3D real-space current distribution in graphene driven by strong laser fields

[8p-N405-12]Frist-Principles Simulation of High-Intensity Laser Reflection from TiO₂ Dielectic Thin Films

[8p-N405-13]Ab-initio calculations of high-harmonic generation in amorphous Si

[8p-N405-14]Structural dynamics in a two-dimensional layered material WTe₂ by controlling coherent phonons using time-resolved second-harmonic generation

[8p-N405-15]Soft X-ray Reflectivity Studies Using a Laser-based High-Harmonic Light Source

[8p-N405-16]Complex refraction spectroscopy with double attosecond pulses using a beam splitting mirror

[8p-N405-17]Ultrafast pump–probe study of Bi-based cuprates with varying CuO₂ layers

[8p-N405-18]Spatial mapping of photoinduced QP dynamics in Bi2201 using time-resolved spectroscopy

Session Details

[8p-N405-1~18]3.5 Ultrashort-pulse and high-intensity lasers

[8p-N405-1]Ultrafast optical response of SnSe under intense photoexcitation

[8p-N405-2]Ultrafast momentum dynamics of the transition from free carriers to excitons in a monolayer WSe2

[8p-N405-3]Imaging of electronic structure in a two-dimensional magnetic insulator using TR-ARPES

[8p-N405-4]Ultrafast lattice dynamics in two-dimensional layered material CeTe3

[8p-N405-5]Monitoring the relaxation of hot carriers in a 2H-MoTe2 thin film in saturable absorption conditions with ultrafast optical experiments

[8p-N405-6]Development of THz Systems for Characterization of Ultrashort Pulsed Electron

[8p-N405-7]Photoinduced structural dynamics of a BaTiO3 thin crystal observed by ultrafast electron diffraction

[8p-N405-8]Ponderomotive Interaction of Ultrashort Pulsed Electrons

[8p-N405-9]Control of Photoelectron-Ion Entanglement and Coherence by Rabi Oscillations: First-Principles Calculations

[8p-N405-10]Quantum subspace methods for multielectron dynamics

[8p-N405-11]First principles calculation of the 3D real-space current distribution in graphene driven by strong laser fields

[8p-N405-12]Frist-Principles Simulation of High-Intensity Laser Reflection from TiO2 Dielectic Thin Films

[8p-N405-13]Ab-initio calculations of high-harmonic generation in amorphous Si

[8p-N405-14]Structural dynamics in a two-dimensional layered material WTe2 by controlling coherent phonons using time-resolved second-harmonic generation

[8p-N405-15]Soft X-ray Reflectivity Studies Using a Laser-based High-Harmonic Light Source

[8p-N405-16]Complex refraction spectroscopy with double attosecond pulses using a beam splitting mirror

[8p-N405-17]Ultrafast pump–probe study of Bi-based cuprates with varying CuO2 layers

[8p-N405-18]Spatial mapping of photoinduced QP dynamics in Bi2201 using time-resolved spectroscopy

[8p-N405-2]Ultrafast momentum dynamics of the transition from free carriers to excitons in a monolayer WSe₂

[8p-N405-4]Ultrafast lattice dynamics in two-dimensional layered material CeTe₃

[8p-N405-5]Monitoring the relaxation of hot carriers in a 2H-MoTe₂ thin film in saturable absorption conditions with ultrafast optical experiments

[8p-N405-7]Photoinduced structural dynamics of a BaTiO₃ thin crystal observed by ultrafast electron diffraction

[8p-N405-12]Frist-Principles Simulation of High-Intensity Laser Reflection from TiO₂ Dielectic Thin Films

[8p-N405-14]Structural dynamics in a two-dimensional layered material WTe₂ by controlling coherent phonons using time-resolved second-harmonic generation

[8p-N405-17]Ultrafast pump–probe study of Bi-based cuprates with varying CuO₂ layers