Tsubota Youichi

ツボタヨウイチ | Tsubota Youichi

Affiliation and department：
Research theme for competitive and other funds (6)：

2024 - 2027 放射性ダストの粒径がわかるモニタリング手法の実証研究
2023 - 2025 Development of Exposure Reduction Technologies by Digitalization of Environment and Radioactive Source Distribution
2021 - 2023 Technology Development of Analytical Method for Exposure Dose Evaluation
2019 - 2021 Development of Analysis and Estimation Technology for Characterization of Fuel Debris
2015 - 2017 Development od elemental technology of GPS phoswich detector for screening alpha and beta rays

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Papers (13)：

Youichi Tsubota, Kenji Kobayashi, Tatsuya Ishii, Misaki Hirato, Satoshi Shioya, Takahiro Nakagawa. Development of α-ray visualization survey meter in high gamma and neutron background environment. Radiation Protection Dosimetry. 2024
Tsubota Yoichi, Porcheron E.*, Journeau C.*, Delacroix J.*, Suteau C.*, Lallot Y.*, Bouland A.*, Roulet D.*, Mitsugi Takeshi. Elemental analysis and radioactivity evaluation of aerosols generated during heating of simulated fuel debris; The Urasol project in the framework of Fukushima Daiichi fuel debris removal. Proceedings of International Conference on Environmental Remediation and Radioactive Waste Management (ICEM2023) (Internet). 2023. 6
Youichi Tsubota, Fumiya Honda, Shinji Tokonami, Yuki Tamakuma, Takahiro Nakagawa, Atsushi Ikeda-Ohno. Development of an in-situ continuous air monitor for the measurement of highly radioactive alpha-emitting particulates (α-aerosols) under high humidity environment. Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 2022. 166475-166475
Toyoda, S., Higuchi, M., Tsubota, Y., Kaneko, J.H., Tadanaga, K. Preparation and scintillation properties of translucent LiCaBO₃:Ce polycrystalline plates. Optical Materials. 2017. 70. 180-183
Kaneko, J.H., Izaki, K., Toui, K., Shimaoka, T., Morishita, Y., Tsubota, Y., Higuchi, M. An alpha particle detector based on a GPS mosaic scintillator plate for continuous air monitoring in plutonium handling facilities. Radiation Measurements. 2016. 93

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MISC (8)：

Porcheron E.*, Journeau C.*, Delacroix J.*, Berlemont R.*, Bouland A.*, Lallot Y.*, Tsubota Yoichi, Ikeda Atsushi, Mitsugi Takeshi. Aerosol characterization during heating and mechanical cutting of simulated uranium containing debris; The URASOL project in the framework of Fukushima Daiichi fuel debris removal. Proceedings of International Conference on Environmental Remediation and Radioactive Waste Management (ICEM2023) (Internet). 2023. 5
Tsubota Yoichi. In-situ alpha aerosol monitoring in harsh environments. Isotope News. 2023. 787. 28-31
Porcheron E.*, Leblois Y.*, Journeau C.*, Delacroix J.*, Molina D.*, Suteau C.*, Berlemont R.*, Bouland A.*, Lallot Y.*, Roulet D.*, et al. Aerosol characterization during heating and mechanical cutting of simulated uranium containing debris; The URASOL project in the framework of Fukushima Daiichi fuel debris removal. Proceedings of International Topical Workshop on Fukushima Decommissioning Research (FDR2022) (Internet). 2022. 5
Journeau C.*, Molina D.*, Brackx E.*, Berlemont R.*, Tsubota Yoichi. Experiences from the cutting of metallic blocks from simulant Fukushima Daiichi fuel debris. Proceedings of International Topical Workshop on Fukushima Decommissioning Research (FDR2022) (Internet). 2022. 5
Kataoka Noriaki*, Nakajima Junya, Miwa Kazuji, Hirota Seiko*, Tsubota Yoichi, Yamada Ryohei, Fujimichi Yuki*, Ishikawa Junya*, Sunaoshi Masaaki*. Joint meeting of young researchers in the field of radiation protection and radiation biology. Hoken Butsuri (Internet). 2019. 54. 2. 140-145

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Patents (4)：

Lectures and oral presentations (23)：

Chemical and microstructural analyses techniques for Fuel Debris simulants and airborne particles
(International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024))
Elemental analysis and radioactivity evaluation of aerosols generated during heating of simulated fuel debris in the URASOL project
(International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024))
Measurement of alpha dust "in-situ" in harsh environments
(令和5年度福島研究開発部門成果報告会)
Measurement of alpha dust "in-situ" in harsh environments
(被ばく低減対策ワークショップ)
Development of protective equipments to reduce physical stress in a highly contaminated, hot and humid workplaces, 2; Development of moisture-permeable protective clothing and verification of prototype equipments
(令和5年度日本原子力学会北関東支部リモート若手研究者・技術者発表会)

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Education (3)：

2014 - 2015 Otaru University of Commerce Graduate School of Commerce Major in Entrepreneurship
2011 - 2014 Hokkaido University Graduate School of Engineering Division of Quantum Science and Engineering
2009 - 2011 Hokkaido University Graduate School of Engineering Division of Quantum Science and Engineering

Work history (7)：

2024/04 - 現在 Japan Atomic Energy Agency
2020/04 - 2024/03 JAEA
2015/04 - 2024/03 日本原子力研究開発機構核燃料サイクル工学研究所放射線管理部放射線管理第1課
2020/10 - 2021/07 Commissariat à l’énergie atomique et aux énergies alternatives Centre de Cadarache Severe Accident Experimental Laboratory
2019/07 - 2020/03 Hirosaki University

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