POSITRON LIFETIME IN AMORPHOUS TRANSITION-METAL METALLOID ALLOYS

被引:3
|
作者
CHARDALAS, M [1 ]
DEDOUSSIS, S [1 ]
LIOLIOS, AK [1 ]
CHARALAMBOUS, S [1 ]
TROEV, T [1 ]
机构
[1] BULGARIAN ACAD SCI, INST NUCL RES & NUCL ENERGY, BU-1113 SOFIA, BULGARIA
关键词
D O I
10.1016/0921-4526(90)90106-5
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Positron lifetime measurements have been performed in transition metal-metalloid amorphous alloys. The increased positron lifetime observed in ternary amorphous alloys is attributed to the distortion of their local structure caused by the introduction of a second transition metal element. Chemical interaction between the constituents seems to affect the local structure more than their relative atomic size. © 1990.
引用
收藏
页码:71 / 74
页数:4
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