前日本宇宙航空研究開發機構（JAXA）宇宙科學研究所教授、國立成功大學客座教授。為太空電漿與電離層觀測領域的資深學者，專精於以朗繆爾探針（Langmuir probe）與電子溫度探測儀進行電離層熱電漿觀測，相關儀器曾搭載於探空火箭及多顆人造衛星，並長年與臺灣團隊合作投入地震電離層前兆研究。
學歷背景
學經歷
- 日本東京大學／宇宙科學研究所（ISAS，後併入 JAXA）教授
- 國立成功大學 客座教授
研究專長
- 電漿診斷（朗繆爾探針、電子溫度探測儀）
- 太空物理
- 電離層物理
重要貢獻
- 開發搭載於探空火箭與人造衛星之電子溫度探測儀，量測電離層熱電漿特性。
- 相關科學儀器曾應用於日本 Ohzora（大空）衛星與 SELENE（輝夜姬）月球探測任務之電漿觀測。
Former Professor at the Institute of Space and Astronautical Science of the Japan Aerospace Exploration Agency (JAXA), and Visiting Professor at National Cheng Kung University. A senior scholar in space plasma and ionospheric observation, he specializes in measuring ionospheric thermal plasma using Langmuir probes and electron-temperature probes — instruments flown on sounding rockets and numerous satellites — and has collaborated for many years with Taiwanese teams on earthquake-ionosphere precursor research.
Education
- Ph.D. in Science, University of Tokyo, Japan
Career
- Professor, University of Tokyo / Institute of Space and Astronautical Science (ISAS, later part of JAXA)
- Visiting Professor, National Cheng Kung University
Research Expertise
- Plasma Diagnostics (Langmuir probes, electron-temperature probes)
- Space Physics
- Ionospheric Physics
Key Contributions
- Developed electron-temperature probes flown on sounding rockets and satellites to measure ionospheric thermal-plasma properties.
- His instrumentation contributed to plasma observations on Japan’s Ohzora satellite and the SELENE (Kaguya) lunar mission.
