[G] Nuclear Materials

[133] Characterization of the Microstructure of Neutron-Irradiated 12CrODS Steel by APT and TEM

*Yufeng Du¹, Kenta Yoshida¹, Shimada Yusuke¹, Inoue Koji¹, Ohnuki Somei², Nagai Yosuyoshi¹ (1. IMR Tohoku Univ.、2. USTB)

Keywords:ODS steel、Oxide particles、In-situ annealing、Neutron irradiation

The chemical composition, crystal structure of oxide nanoparticles in 12CrODS steel before and after neutron irradiation and in the following in-situ annealing are characterized by APT and TEM.