[2H14-16] Super-critical Reactor

[2H16] Research on fundamental technology for SCWR based on RISA

10th report, Quantitative analysis of surface microstructure in RISA material

*Sho Kano¹, Huilong Yang¹, John McGrady¹, Tomonori Ihara², Tatsuya Hazuku², Hiraki Abe¹ (1. The University of Tokyo, 2. Tokyo University of Marine Science and Technology)

Keywords:radiation induced surface activation, supercritical light water reactor , radiation effect, wettability

超臨界圧軽水冷却炉の燃料被覆管の候補材料であるPNC1520材に対し、放射線誘起表面活性効果により表面濡れ性の改善が見られた試料の顕微ラマン分光や表面走査顕微鏡観察を実施し、RISA材料の表面微細組織の定量評価を行った。