Improvement of Radiation Resistance of Alumina Scales Formed on FeCrAl ODS Alloys by Microstructure Control

Research Project

Project/Area Number	23K13684
Research Category	Grant-in-Aid for Early-Career Scientists
Allocation Type	Multi-year Fund
Review Section	Basic Section 31010:Nuclear engineering-related
Research Institution	Tohoku University
Principal Investigator	余浩東北大学, 金属材料研究所, 助教 (10825871)
Project Period (FY)	2023-04-01 – 2025-03-31
Project Status	Granted (Fiscal Year 2023)
Budget Amount *help	¥4,030,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥930,000) Fiscal Year 2024: ¥1,560,000 (Direct Cost: ¥1,200,000、Indirect Cost: ¥360,000) Fiscal Year 2023: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords	Radiation Resistance / Alumina Scale / FeCrAl ODS
Outline of Research at the Start	Alumina-forming FeCrAl oxide dispersion strengthened (ODS) alloys are considered as the enhanced accident tolerant fuel cladding for light water reactors. Stable alumina scale with high radiation resistance are necessary. The proposal aims to improve the radiation resistance of the alumina scale.