[3J10-15] Zirconium Alloys

[3J10] Oxidation process of Nb precipitates in the surface oxide layer of J-AlloyTM subjected to corrosion in PWR-simulated water

*Yoshitaka Matsukawa¹, Shuhei Kitayama¹, Kenta Murakami², Yasunari Shinohara³, Kenta Yoshida¹, Huilong Yang², Takeshi Toyama¹, Hiroaki Muta⁴, Shinsuke Yamanaka⁴, Hiroaki Abe² (1. Tohoku University, Institute for Materials Research, 2. The University of Tokyo, 3. NDS, 4. Osaka University)

Keywords:corrosion, fuel cladding, precipitates

PWR模擬水中で腐食させたJ合金の酸化被膜におけるNb析出物をSTEM-EDS/EELSで解析した結果について報告する。