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J-GLOBAL ID：201701020056841441 Update date: Apr. 15, 2025

Takahashi Eiji

タカハシエイジ | Takahashi Eiji

Affiliation and department：
Job title： Deputy Director
Other affiliations (1)：

Research field (3)： Optical engineering and photonics , Semiconductors, optical and atomic physics , Quantum beam science

Research keywords (4)： High-intensity laser science , Femtosecond lasers and amplifiers , 超高速光科学 , アト秒光科学

Research theme for competitive and other funds (15)：

2021 - 2024 単一ショット軟 X 線アト秒分光計測の実現
2017 - 2021 Generation of circularly polarized femtosecond coherent soft x-rays and its application to ultrafast spin dynamics
2016 - 2019 Development of a millijoule-class THz laser system
2014 - 2019 Generation of intense isolated attosecond pulses and their application to attosecond electron dynamics measurement
2014 - 2019 Study on attosecond quantum wavepacket dynamics

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Papers (173)：

Dianhong Dong, Hushan Wang, Bing Xue, Kotaro Imasaka, Natsuki Kanda, Yuxi Fu, Yasuo Nabekawa, Eiji J. Takahashi. Perturbed three-channel waveform synthesizer for efficient isolated attosecond pulse generation and characterization. Optics Letters. 2025
Rambabu Rajpoot, Eiji J. Takahashi. Systematic analysis of an attosecond pulse generation by a subcycle laser field. Physical Review Research. 2025
Kaito Nishimiya, Feng Wang, Pengfei Lan, Eiji J. Takahashi. Octave-spanning supercontinuum coherent soft x-ray for producing a single-cycle soft x-ray pulse. Optics Letters. 2024
Tsukasa Sugiura, Hayato Yazawa, Hiroki Morita, Kazuyuki Sakaue, Daisuke Nakamura, Eiji J. Takahashi, Atsushi Sunahara, Gerry O'Sullivan, Shinichi Namba, Takeshi Higashiguchi. Efficient extreme ultraviolet emission by multiple laser pulses. Applied Physics Letters. 2024
G. N. Tran, Katsumi Midorikawa, Eiji J. Takahashi. Quantitative diffraction imaging using attosecond pulses. Journal of the Optical Society of America B. 2024

MISC (9)：

富樫格, 岡安雄一, 小川奏, 佐藤尭洋, 松原伸一, 渡部貴宏, 冨澤宏光, 大和田成起, 岩崎純史, 山内薫, et al. EOタイミング制御によるHHGシード型FELの高出力化. 日本放射光学会年会・放射光科学合同シンポジウム予稿集. 2013. 26th
高橋栄治, 鍋川康夫, 緑川克美. 高次高調波によるXUV極短パルス光源の短波長化 (特集非線形光工学). 光技術コンタクト. 2012. 50. 5. 23-31
TAKAHASHI Eiji J., MIDORIKWA Katsumi. Generation of coherent water window x-ray by high-order harmonics. 2012. 422. 27-30
Generation of intense attosecond pulses. Optronics. 2011. 30. 4. 167-172
EILANLOU A. Amani, NABEKAWA Yasuo, TAKAHASHI Eiji J., MIDORIKAWA Katsumi, ISHIKAWA Kenichi L., TAKAHASHI Hiroyuki. Development of a terawatt sub-10-fs laser system and application of its two-color laser field in high-order harmonic generation. 2010. 2010. 1. 13-17

Lectures and oral presentations (45)：

Precision control of intense cycle-sculpted electric fields by fully stabilized three-channel optical waveform synthesizer
(2019 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) 2019)
Generation of high-energy mid-infrared pulses via dual-chirped OPA
(HIGH-POWER, HIGH-ENERGY, AND HIGH-INTENSITY LASER TECHNOLOGY IV 2019)
Sub-mu J, 25 eV bandwidth continuum soft X-ray harmonic generated by a TW-scale three-channel waveform synthesizer
(2018 IEEE PHOTONICS CONFERENCE (IPC) 2018)
Efficient laser wakefield acceleration by using mid-infrared pulses
(2018 CONFERENCE ON LASERS AND ELECTRO-OPTICS (CLEO) 2018)
Evaluation of efficient laser plasma acceleration driven by a relativistic mid-infrared laser field
(2018 IEEE PHOTONICS CONFERENCE (IPC) 2018)

Awards (9)：

2024/05 - (社) レーザー学会進歩賞アト秒科学のためのマルチTWシングルサイクルレーザー光源
2019/03 - 公益財団法人光科学技術研究振興財団第1回晝馬輝夫光科学賞新規手法による高強度アト秒パルス光源の実現
2014/05 - (社) レーザー学会進歩賞ギガワット級単一アト秒パルスの発生
2013/05 - 大阪大学第7回近藤賞技術貢献賞 EOサンプリグロック方式・HHG シード型フルコヒレントEUV 自由電子レーザーの実現と高度利用に関する総合技術の確立
2011/05 - (社) レーザー学会奨励賞高次高調波を用いたコヒーレントな水の窓 X 線の発生

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Association Membership(s) (5)：

SPIE , IEEE , Optical Society of America , レーザー学会 , 応用物理学会

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