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12Cr-ODS钢中氧化物强化相(Y2O3)辐照损伤行为研究
引用本文:胡本芙,郭丽娜,杨占兵,高桥平七郎,木下博嗣,渡边精.12Cr-ODS钢中氧化物强化相(Y2O3)辐照损伤行为研究[J].原子能科学技术,2011,45(3):319-323.
作者姓名:胡本芙  郭丽娜  杨占兵  高桥平七郎  木下博嗣  渡边精
作者单位:1.北京科技大学材料科学与工程学院,北京100083;2.北海道大学能源变换和材料研究中心,日本札幌060-8628
基金项目:国家973计划资助项目
摘    要:本文采用电子束(e) 氦离子(He+)、氢离子(H+)束同时复合辐照方式研究12Cr-ODS铁素体钢中氧化物弥散强化相(Y2O3)辐照损伤行为,对不同辐照方式下辐照区内的氧化物形貌变化进行原位观察。研究结果表明,15dpa辐照后,氧化物周围出现微小高密度空洞,相界面变得不规则,氧化物在此特定条件下发生体积收缩或长大,尺寸有少量变化,但无明显溶解现象,对钢的性能不会产生影响。

关 键 词:辐照损伤    氧化物稳定性    ODS钢

Irradiation Damage Behavior of Oxide Dispersion Strengthened Phase in 12Cr-ODS Ferritic Steel
HU Ben-fu,GUO Li-na,YANG Zhan-bing,TAKAHASHI H,KINOSHITA H,WATANABE S.Irradiation Damage Behavior of Oxide Dispersion Strengthened Phase in 12Cr-ODS Ferritic Steel[J].Atomic Energy Science and Technology,2011,45(3):319-323.
Authors:HU Ben-fu  GUO Li-na  YANG Zhan-bing  TAKAHASHI H  KINOSHITA H  WATANABE S
Affiliation:1.School of Material Science and Engineering, University of Science and Technology Beijing, Beijing 100083, China;2.Center for Advanced Research of Energy Conversion Materials, Hokkaido University, Sapporo 060-8628, Japan
Abstract:Irradiation damage behavior of oxide dispersion strengthened phase(Y2O3) in 12Cr-ODS ferrite steel was investigated by electron(e-)-helium ion(He+),hydrogen ion(H+) dual-beam irradiation.The morphology change of oxide in irradiation region was observed in-site at different irradiation models.The experiment results show that oxide size is not changed obviously under 15 dpa irradiation,however,high density small voids form surrounding oxide,and the phase boundaries are changed irregularly.The volume of oxide ...
Keywords:irradiation damage  oxide particles stability  ODS steel  
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