Hasegawa takayuki

ハセガワタカユキ | Hasegawa takayuki

Affiliation and department：
Job title：講師
Homepage URL (1)： https://www.oit.ac.jp/ge/

Research field (2)： Nanostructure physics , Semiconductors, optical and atomic physics

Research keywords (5)：ナノ・マイクロ構造 , 光物性 , 超高速現象 , テラヘルツ , 半導体

Research theme for competitive and other funds (6)：

2022 - 2025 火星移住・太陽系ツアー・その先へー新時代のPBL学修プラットフォームの開発
2021 - 2024 表面電場制御法に基づく超高速光励起過渡現象の解明と制御
2018 - 2021 Elucidation of electromagnetic wave emission responses in semiconductor crystals under the coexistence of different kinds of terahertz-range transient phenomena
2010 - 2011 Effects of resonant coupling on terahertz-range coherent phenomena in semiconductor superlattices
2009 - 2009 超格子ミニバンド構造における光励起キャリアの充填機構

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Papers (35)：

Takayuki Hasegawa, Osamu Kojima. Effects of electric field screening induced by photogenerated carriers on terahertz wave measurement in a GaAs epitaxial structure. Applied Physics Express. 2024. 17. 5. 051006/1-051006/4
Takayuki Hasegawa. Quantum beat of heavy-hole and light-hole excitons originating from interband Stark-ladder transitions in a biased GaAs/AlAs superlattice. Applied Physics Express. 2023. 16. 2. 021007-1-021007-4
Takayuki Hasegawa, Osamu Kojima. Control of electric field screening effects induced by photogenerated carriers for studies on ultrafast transient phenomena. Journal of the Japan Society of Infraed Science and Technology. 2023. 32. 2. 52-57
Takayuki Hasegawa, Masaya Marui, Yoshihito Tanaka. Electric field dependence of terahertz wave emission in temperature-controlled GaAs epitaxial films. Applied Physics Express. 2022. 15. 5. 051001-051001
Takayuki Hasegawa, Yuta Okushima, Yoshihito Tanaka. Characteristics of terahertz wave emissions under the coexistence of different sub-picosecond transient phenomena in GaAs epitaxial films. Applied Physics Express. 2021. 14. 041005

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Education (3)：

2006 - 2008 Osaka City University Graduate School of Engineering Physical Electronics and Informatics Course
2004 - 2006 Osaka City University Graduate School of Engineering Physical Electronics and Informatics Course
2000 - 2004 Konan University

Professional career (1)：

Work history (4)：

2020/04 - 現在 Osaka Institute of Technology
2008/10 - 2020/03 University of Hyogo Graduate School of Material Science Assistant Professor
2014/05 - 2019/03 理化学研究所放射光科学研究センター客員研究員
2008/04 - 2008/09 日本学術振興会特別研究員(DC2)

Committee career (6)：

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Awards (1)：

Association Membership(s) (3)：

応用物理学会 , 日本物理学会 , 日本赤外線学会

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