The martensite steels are accepted material used in nuclear power plant.In this study,self-ion irradiation was used to simulate the damage caused by fast neutrons in two kinds of martensite steels,SIMP and T91,under t...The martensite steels are accepted material used in nuclear power plant.In this study,self-ion irradiation was used to simulate the damage caused by fast neutrons in two kinds of martensite steels,SIMP and T91,under the temperature of 300℃.The contrast experiment on the steel samples was carried out with 352.8 MeV Fe-ions.S parameter is a statistical conclusion about vacancy damage caused by irradiation,and it is positively related to the density of vacancy defects Figs.1 and 2 show the change of the S parameter with the irradiation dose.Whereas Figs.3 and 4 show the different S parameters for two kind of steels.展开更多
文摘The martensite steels are accepted material used in nuclear power plant.In this study,self-ion irradiation was used to simulate the damage caused by fast neutrons in two kinds of martensite steels,SIMP and T91,under the temperature of 300℃.The contrast experiment on the steel samples was carried out with 352.8 MeV Fe-ions.S parameter is a statistical conclusion about vacancy damage caused by irradiation,and it is positively related to the density of vacancy defects Figs.1 and 2 show the change of the S parameter with the irradiation dose.Whereas Figs.3 and 4 show the different S parameters for two kind of steels.