研究論文
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1 . Polarization Structure Probed by Incident Angle Dependenceof Second Harmonic Generation in Electronic Ferroelectric YbFe2O4
Authors Xiaopu Wang, Hongwu Yu, Tadahiko Ishikawa, Shinya Koshihara, Naoshi Ikeda, Misato Nasu, Tatsuo Fujii, and Yoichi Okimoto
Journal Journal of the Physical Society of Japan
Volume 94
pages 094802
Date 4 July 2025
DOI doi.org/10.7566/JPSJ.94.094802
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2 . Photocontrol of ferroelectricity in multiferroic BiFeO3 via structural modification coupled with photocarrier
Authors Kou Takubo, Atsushi Ono, Shunsuke Ueno, Samiran Banu, Hongwu Yu, Kaito En-ya, Ryota Nishimori, Makoto Kuwahara, Toru Asaka, KeiMaeda, Daiki Ono, Keita Ozawa, Takuma Itoh, KeiShigematsu, Masaki Azuma, Tadahiko Ishikawa, Yoichi Okimoto, Masaki Hada, Shin-ya Koshihara
Journal Communications Materials
Volume 5
pages 261
Date 4 December 2024
DOI 10.1038/s43246-024-00698-8
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3 . Dominant role of charge ordering on high harmonic generation in Pr0.6Ca0.4MnO3
Authors A. Nakano, K. Uchida, Y. Tomioka, M. Takaya, Y. Okimoto, and K. Tanaka
Journal Physical Review Researh
Volume 6
pages L042032
Date 31 October 2024
DOI 10.1103/PhysRevResearch.6.L042032
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4 . Direct observation of photoinduced sequential spin transition in a halogen bonded hybrid system by complementary ultrafast optical and electron probes
Authors Yifeng Jiang, Stuart Hayes, Simon Bittmann, Antoine Sarracini, Lai Chung Liu, Henrike M. Müller-Werkmeister, Atsuhiro Miyawaki, Masaki Hada, Shinnosuke Nakano, Ryoya Takahashi, Samiran Banu, Shin-ya Koshihara, Kazuyuki Takahashi, Tadahiko Ishikawa, R. J. Dwayne Miller
Journal Nature Communications
Volume 15
pages 4604
Date 4 June 2024
DOI 10.1038/s41467-024-48529-1
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5 . Ultrafast anisotropic polarization dynamics of electronic ferroelectric LuFe2O4
Authors H. Yu, Y. Fukada, G. Nishida, K. Takubo, T. Ishikawa, S. Koshihara, N. Ikeda, and Y. Okimoto
Journal Physical Review Materials
Volume 8
pages 064402
Date 3 June 2024
DOI 10.1103/PhysRevMaterials.8.064402