Hikosaka Yasumasa

ヒコサカヤスマサ | Hikosaka Yasumasa

Affiliation and department：
Research theme for competitive and other funds (11)：

2022 - 2025 軟X線超高速光電子分光法による内殻電子ダイナミクスの実時間観測
2021 - 2024 Multi-photon multiple ionization mechanism in short-wavelength intense laser field
2018 - 2021 Controlling XUV multi-photon ionization of atoms by intense IR laser pulses
2015 - 2018 Real-time probing atomic core-hole decay
2012 - 2015 Multi-ionization of atoms and molecules in intense short-wavelength laser fields

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Papers (185)：

Mizuho Fushitani, Yasumasa Hikosaka, Motomichi Tashiro, Akiyoshi Hishikawa. State-selective dissociative double ionization of CH3I and CH2I2 via I 4d core-hole states studied by multi-electron-ion coincidence spectroscopy. The Journal of Chemical Physics. 2024. 160. 17
Weronika O. Razmus, Felix Allum, James Harries, Yoshiaki Kumagai, Kiyonobu Nagaya, Surjendu Bhattacharyya, Mathew Britton, Mark Brouard, Philip H. Bucksbaum, Kieran Cheung, et al. Exploring the ultrafast and isomer-dependent photodissociation of iodothiophenes via site-selective ionization. Physical Chemistry Chemical Physics. 2024
Mizuho Fushitani, Makoto Yamada, Hikaru Fujise, Shigeki Owada, Tadashi Togashi, Kyo Nakajima, Makina Yabashi, Akitaka Matsuda, Yasumasa Hikosaka, Akiyoshi Hishikawa. Capturing transient core-to-core resonances in Kr in intense extreme-ultraviolet laser fields by electron-ion coincidence spectroscopy. Physical Review A. 2023. 107. 2
Takao Fuji, Tatsuo Kaneyasu, Masaki Fujimoto, Yasuaki Okano, Elham Salehi, Masahito Hosaka, Yoshifumi Takashima, Atsushi Mano, Yasumasa Hikosaka, Shin-ichi Wada, et al. Spectral phase interferometry for direct electric-field reconstruction of synchrotron radiation. Optica. 2023. 10. 2. 302-302
T. Kaneyasu, M. Hosaka, A. Mano, Y. Takashima, M. Fujimoto, E. Salehi, H. Iwayama, Y. Hikosaka, M. Katoh. Double-pulsed wave packets in spontaneous radiation from a tandem undulator. Scientific Reports. 2022. 12. 1

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MISC (53)：

Hikosaka Y., Shibata Y., Soejima K., Iwayama H., Shigemasa E. 9pAT-1 Metastable dication formation following inner-shell ionization of CO_2. Meeting abstracts of the Physical Society of Japan. 2014. 69. 2. 87-87
Fushitani M., Hikosaka Y., Matsuda A., Endo T., Shigemasa E., Nagasono M., Sato T., Togashi T., Hishikawa A. 27pTM-7 Nonresonant EUV-UV two-color two-photon ionization of He atoms. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 141-141
伏谷瑞穂, 伏谷瑞穂, LIU Chien-Nan, 松田晃孝, 遠藤友随, 樋田裕斗, 永園充, 富樫格, 彦坂泰正, 彦坂泰正, et al. 近赤外強レーザー場におけるHe原子の超高速2光子ラビ振動過程. 分子科学討論会講演プログラム&要旨(Web). 2014. 8th
Fushitani Mizuho, Hikosaka Yasumasa, Hishikawa Akiyoshi. Nonlinear Processes of Atoms in Intense EUV Free-Electron Laser Fields. 2013. 68. 12. 794-801,791-792
Fushitani M., Matsuda A., Endo T., Toida Y., Morishita T., Nagasono M., Togashi T., Hikosaka Y., Hishikawa A. Polarization dependence in multiphoton ionization processes of polarized He(2^1P) atoms. Meeting abstracts of the Physical Society of Japan. 2013. 68. 2. 170-170

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