Researcher Information - ISHIKAWA Yasuaki |

（Last updated : 2025-08-20 14:38:25）

ISHIKAWA Yasuaki

Department / Course

Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics

Job Professor

Specialization and related fields
Measurement engineering, Electric and electronic materials, Nano/micro-systems

Academic background
1.	Faculty of Engineering Doshisha University Graduated
2.	Master Nara Institute of Science and Technology Finished
3.	Doctorial Nara Institute of Science and Technology Finished
4.	Nara Institute of Science and Technology

Business career
1.	2023/04/01 ～	Professor Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics
2.	2020/04/01 ～ 2023/03/31	Associate Professor Aoyama Gakuin University College of Science and Engineering Department of Electrical Engineering and Electronics
3.	2018/04 ～ 2020/03	Associate Professor Nara Institute of Science and Technology Science and Technology,Division of Materials Science
4.	2010/04 ～ 2018/03	Associate Professor Nara Institute of Science and Technology Graduate School of Materials Science
5.	2006/10 ～ 2010/03	Sharp corporation Solar system business
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Belonging society
1.		Japanese Society of Applied Physics
2.		Japan Solar Energy Society
3.		IEEE Electron Device Society

Official position and committee in Univ.
1.	2023/04/01 ～ 2025/03/31	Aoyama Gakuin University Curriculum Coordinator
2.	2025/04/01 ～ 2027/03/31	Aoyama Gakuin University Chair

Activity in society
1.	2024/11	Fundamental of tandem solar cells

Book and thesis
1.	Books	Intelligent Nanosystems for Energy, Information and Biological Technologies,pp.119-143 (Co-authored) 2016/06
2.	Papers	Degradation process of perovskite solar cells due to pinholes being transformed into current leakage paths Jpn. J. Appl. Phys. 64,pp.076502-1-12 (Co-authored) 2025/07
3.	Papers	Influence of acceleration testing and anti-reflection coating on crystalline Si photovoltaic unencapsulated modules with polycarbonate base Jpn. J. Appl. Phys. 64,pp.06SP02-1-6 (Co-authored) 2025/06
4.	Papers	Degradation of perovskite solar cells due to pinholes transforming into current leakage points Jpn. J. Appl. Phys. 64,pp.03SP47-1-7 (Co-authored) 2025/03
5.	Papers	Visualization of defects in perovskite solar cells using electroluminescence, photoluminescence, and thermal imaging methods Appl Phys. Express 18,pp.034003-1-5 (Co-authored) 2025/03
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Lecturer and lecture
1.	2024/07/22	Perovskite-based photovoltaics toward indoor and outdoor applications
2.	2019/01/26	Detect of failures on Si photovoltaic modules
3.	2017/11	The long-term life expectancy of 30 years of silicon PV module analyzed by laser technique
4.	2016/11	Printed oxide semiconductor thin-film transistors
5.	2016/10	A characterization by using laser-based technique for failure Si PV modules
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Academic conference presentation
1.	2025/07/03	Repair of Perovskite Solar Cells with Low Performance due to Pinholes toward Higher Durability (The 32nd International Wrokshop on Active-Matrix Flatpanel Displays and Devices -TFT Technologies and FPD Materials-)
2.	2024/11/14	Defects evaluation of perovskite solar cells using electrical and optical characterization methods (The 35th International Photovoltaic Science and Engineering Conference)
3.	2024/11/14	Degradation of perovskite solar cells due to pinholes transforming into current leakage points (The 35th International Photovoltaic Science and Engineering Conference)
4.	2024/11/12	Investigation of reflectance reduction structure using RCWA method for encapsulant-less Si photovoltaic module (The 35th International Photovoltaic Science and Engineering Conference)
5.	2024/11/12	Optoelectrical design of thin Cr/Au electrode for 4-terminal perovskite/silicon tandem solar cells (The 35th International Photovoltaic Science and Engineering Conference)
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