Research theme for competitive and other funds (4):
2007 - 2009 Study of microscopic electron state of non-stoichiometric plutonium oxide including oxygen vacancy
界面電気化学プロセスのin-situ観察に基づく焼結挙動の新規評価手法の確立
核燃料酸化物における酸素不定比に起因する欠陥構造の解明
アスベスト廃材の有効利用による核燃料焼結体の密度制御
Papers (47):
Rizaal M., Nakajima Kunihisa, Suzuki Eriko, Miwa Shuhei. Gaseous and aerosol formations in the pseudo-binary CsI-MoO$_{3}$ reaction system. Proceedings of 11th European Review Meeting on Severe Accident Research Conference (ERMSAR 2024) (Internet). 2024. 11
Liu J., Miwa Shuhei, Karasawa Hidetoshi, Osaka Masahiko. Effect of molybdenum release on UO$_{2}$/MOX fuel oxidation under severe light water reactor accident conditions. Nuclear Materials and Energy (Internet). 2023. 37. 101532\_1-101532\_5
Mohamad A. B., Nakajima Kunihisa, Miwa Shuhei, Osaka Masahiko. Chemical interaction between Sr vapor species and nuclear reactor core structure. Journal of Nuclear Science and Technology. 2023. 60. 3. 215-222
Liu J., Nakajima Kunihisa, Miwa Shuhei, Shirasu Noriko, Osaka Masahiko. A New method of measuring ruthenium activity in ruthenium-containing alloys by using thermogravimetric analysis. Journal of Nuclear Science and Technology. 2022. 59. 4. 484-490
Rizaal M., Miwa Shuhei, Suzuki Eriko, Imoto Jumpei, Osaka Masahiko, Gouello M.*. Revaporization behavior of cesium and iodine compounds from their deposits in the steam-boron atmosphere. ACS Omega (Internet). 2021. 6. 48. 32695-32708
Rizaal M., Luu V. N., Nakajima Kunihisa, Miwa Shuhei. Updating fission product chemistry database based on recent investigation in Fukushima-Daiichi Nuclear Power Station, 3; High-temperature thermochemistry of CaCO$_{3}$-CsOH. Proceedings of International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024) (Internet). 2024. 4
Katsumura Kosuke*, Takagi Junichi*, Hosomi Kenji*, Miyahara Naoya*, Koma Yoshikazu, Imoto Jumpei, Karasawa Hidetoshi, Miwa Shuhei, Shiotsu Hiroyuki, Hidaka Akihide*, et al. Survey on technical issues of fission products behavior for improvement of decommissioning work efficiency and source term predicting accuracy; Report on the activity of this research committee for 2 years. Nihon Genshiryoku Gakkai-Shi ATOMO$\Sigma. 2023. 65. 11. 674-679
Miwa Shuhei, Karasawa Hidetoshi, Nakajima Kunihisa, Kino Chiaki*, Suzuki Eriko, Imoto Jumpei. Improvement of model for cesium chemisorption onto stainless steel in severe accident analysis code SAMPSON (Joint research). JAEA-Data/Code 2021-022. 2023. 32
Pellegrini M.*, Naito Masanori*, Miwa Shuhei. Investigation of VVUQ (Verification, Validation, and Uncertainty Quantification) on FP transportation in the severe accident. 2022-Nendo Renkei Juten Kenkyu Seika Hokokusho (Internet). 2022. 7
Miwa Shuhei, Miyahara Naoya*, Nakajima Kunihisa, Imoto Jumpei, Suzuki Eriko. Toward evaluation of cesium chemistry during transportation in a boiling water reactor; Effects of boron on cesium chemistry. Nihon Genshiryoku Gakkai-Shi ATOMO$\Sigma. 2021. 63. 12. 825-829
Fission products chemistry in achieving reliable LWR source term prediction; An Outlook to Cs-Cr vapor species interaction
(事故耐性燃料開発に関するワークショップ)
Status of development and overview of R\&D in Japan
(事故耐性燃料開発に関するワークショップ)
Updating fission product chemistry database based on recent investigation in Fukushima-Daiichi Nuclear Power Station, 1; Overview of fundamental study related to fission product chemistry
(International Topical Workshop on Fukushima-Daiichi Decommissioning Research 2024 (FDR2024))
Evaluation of FP behavior models in SAs, 7; Evaluation of chemical reactivity for Cs-I-Ag-Cd-H$_{2}$O system
(日本原子力学会2024年秋の大会)
Evaluation of FP Behavior Models in SAs, 6; Construction of dataset for chemical reaction kinetics on Cs-I-Ag-In-Cd system
(日本原子力学会2024年秋の大会)