IRRADIATION SWELLING OF ZR3AL

被引:17
作者
SCHULSON, EM [1 ]
CARPENTER, GJC [1 ]
HOWE, LM [1 ]
机构
[1] ATOM ENERGY CANADA LTD,CHALK RIVER NUCL LABS,CHALK RIVER K0J 1J0,ONTARIO,CANADA
关键词
D O I
10.1016/0022-3115(79)90046-1
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Heavy ion (0.5-2 MeV Ar+) and 1 MeV electron irradiation of Zr3Al have established that the lattice parameter is increased by ~0.5% upon irradiation disordering and that the specific volume is increased by (5 ± 1) % following an irradiation-induced crystalline to amorphous transformation. These effects have been incorporated into a quantitative model of irradiation swelling which is shown to be in reasonable qualitative and quantitative agreement with fast-neutron induced dimensional changes in Zr3Al. The model predicts that swelling will saturate and that the largest changes will occur at low temperatures. © 1979.
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页码:140 / 147
页数:8
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