Ohdaira Keisuke

オオダイラケイスケ | Ohdaira Keisuke

Affiliation and department：
Homepage URL (1)： http://www.jaist.ac.jp/ms/labs/ohdaira/home.htm

Research field (3)： Material fabrication and microstructure control , Crystal engineering , Applied materials

Research keywords (11)： Catalytic chemical vapor deposition , 太陽電池 , 結晶化 , 簿膜 , 多結晶シリコン , フラッシュランプアニール , スパッタリング , 熱処理 , 高温加圧加工 , 半導体結晶 , X線用レンズ

Research theme for competitive and other funds (7)：

2024 - 2027 フラッシュランプアニールによる非晶質シリコン膜の爆発的結晶化の変調機構解明
2020 - 2024 Realizing of long lifetime perovskite solar cells driven in air atmosphere
2016 - 2019 Development of innovative fabrication technology for silicon solar cells using a novel low-temperature doping method
2015 - 2018 Formation of polycrystalline silicon by explosive crystallization and its application to solar cells
2011 - 2012 Development of the fabrication technology of next-generation polycrystalline silicon solar cells using rapid crystallization

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Papers (207)：

Nguyen Tran Trung Duc, Huynh Thi Cam Tu, Marwan Dhamrin, Keisuke Ohdaira. Potential-induced degradation of crystalline silicon photovoltaic modules with polycarbonate cover. Japanese Journal of Applied Physics. 2025. 64. 9. 09SP20-1-7
Yuhi Ito, Huynh Thi Cam Tu, Keisuke Ohdaira. Passivation quality and contact resistance of tunnel nitride passivated contacts with various silicon nitride compositions. Japanese Journal of Applied Physics. 2025. 64. 7. 07SP08-1-5
Ryota Ohashi, Kentaro Kutsukake, Huynh Thi Cam Tu, Keisuke Ohdaira. Constrained Bayesian Optimization for the Deposition Conditions of Doped a-Si:H with High Passivation Performance for SHJ Solar Cells. ACS Applied Materials & Interfaces. 2025. 17. 24. 34751-35757
Mitsunori Nagahara, Huynh Thi Cam Tu, Keisuke Ohdaira. Mechanical strength evaluation of curved surface and large-area crystalline silicon solar cell modules without encapsulant and cover glass. Japanese Journal of Applied Physics. 2025. 64. 6. 06SP05-1-5
Yo Yamakawa, Yuta Mikami, Yasuhiro Okada, Yohei Ogashiwa, Hiroaki Takahashi, Naoshi Kimura, Taichi Uemura, Yasuaki Ishikawa, Mitsunori Nagahara, Keisuke Ohdaira, et al. Influence of acceleration testing and anti-reflection coating on crystalline Si photovoltaic unencapsulated modules with polycarbonate base. Japanese Journal of Applied Physics. 2025. 64. 6. 06SP02-1-6

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MISC (58)：

K. Iwaki, Y. Sobajima, K. Ohdaira, A. Masuda. TiO2/SiOx Surface Coating on Crystalline Silicon-Based-Solar Cell Module to Provide Anti-Soiling Functionality. Proc. 41th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC2024). 2024. 020158-001-020158-004
E. Shimokata, Y. Sobajima, K. Ohdaira, A. Masuda. MgO/SiOx Adds Heat Dissipation Function to Crystalline Silicone Solar Cell Modules. Proc. 41th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC 2024). 2024. 020148-001-020148-004
K. Ohdaira, S. Shimpo, H. T. C. Tu. Development of Encapsulant-Less Crystalline Silicon Photovoltaic Modules and Their Durability Against Potential-Induced Degradation. Proc. 41th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC 2024). 2024. 020192-001-020192-004
Y. Liu, H. T. C. Tu, N. Yamaguchi, K. Ohdaira. Silicon heterojunction solar cells with a counter-doped n-a-Si film treated by flash lamp annealing. Extended Abstract of the 2021 International Conference on Solid State Devices and Materials (SSDM 2021). 2021
J. Xu, H. T. C. Tu, A. Masuda, K. Ohdaira. Effect of temperature and pre-annealing on the potential-induced degradation of silicon heterojunction photovoltaic modules. Extended Abstract of the 2021 International Conference on Solid State Devices and Materials (SSDM 2021). 2021

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Books (11)：

結晶シリコン太陽電池モジュールの電圧誘起劣化試験
日本試験機工業会広報誌「TEST」, Vol.71 2024
The Work Behind the Scenes for the First Ever Online Event of SSDM2020
AAPPS Bulletin 32, Article number: 4 2022
ホッとひといき SSDM2020初のオンライン開催の舞台裏
応用物理第90巻, 第4号 2021
ホッとひといき支部学術講演会を知ろう
応用物理第89巻, 第6号 2020
今月のトピックス展示ブースにお邪魔しました
応用物理第88巻, 第9号 2019

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Lectures and oral presentations (824)：

Potential-induced degradation of Si photovoltaic modules with various n-type crystalline Si solar cells
(6th International Workshop on the Sustainable Actions for “Year by Year Aging” under Reliability Investigations in Photovoltaic Modules, 2025 (SAYURI-PV 2025) (TSUKUBA International Congress Center) 2025)
Cat-CVD 法を用いて堆積したSiOxNy膜の成膜条件とパッシベーション特性の関係
(薄膜デバイス研究会第22回研究集会(龍谷大学) 2025)
触媒化学気相堆積法によるペロブスカイト膜および太陽電池への窒化シリコン堆積
(薄膜デバイス研究会第22回研究集会(龍谷大学) 2025)
GaSb の固液界面形状シミュレーションとその場観察による妥当性検証
(日本機械学会第38回計算力学講演会(CMD2025)(信州大学工学部) 2025)
Thermally Conductive Filler Particle Mixed Silicone Layer to Provide Heat Dissipation Functionality to c-Si Solar Cell Modules without Encapsulants
(42nd European Photovoltaic Solar Energy Conference (EU PVSEC) (Bilbao Exhibition Center) 2025)

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Professional career (1)：

Ph.D. from The University of Tokyo (The University of Tokyo)

Work history (9)：

2018/10 - 現在 Japan Advanced Institute of Science and Technology
2016/04 - 2018/09 Japan Advanced Institute of Science and Technology
2012/01 - 2016/03 Japan Advanced Institute of Science and Technology
2009/10 - 2013/03 Japan Science and Technology Agency
2006/04 - 2011/12 Japan Advanced Institute of Science and Technology

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Awards (2)：

2017/11/17 - PVSEC-27 Technical Program Committee PVSEC-27 Best Paper Award
2007/09/04 - The Japan Society of Applied Physics 第22回(2007年春季)応用物理学会講演奨励賞

Association Membership(s) (7)：

International Conference on Hot-Wire Chemical Vapor Deposition (Cat-CVD) Process , 薄膜材料デバイス研究会 , Active-Matrix Flatpanel Displays and Devices (AM-FPD) , International Conference on Solid State Devices and Materials (SSDM) , Cat-CVD研究会 , IEEE , The Japan Society of Applied Physics

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