Positron annihilation lifetime study of pure and doped LiF

被引:3
|
作者
Sendezera, EJ
Davidson, AT
Anwand, W
Brauer, G
Nicht, EM
机构
[1] Univ Zululand, ZA-3886 Kwa Dlangezwa, South Africa
[2] Forschungszentrum Rossendorf EV, Inst Ionenstrahiphys & Mate Forsch, DE-01314 Dresden, Germany
来源
关键词
impurity-vacancy clusters; LiF; positron lifetime; thermoluminescence;
D O I
10.4028/www.scientific.net/MSF.363-365.386
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
Results from positron lifetime measurements for pure and doped LiF samples are reported. The analysis of the measured spectra using a two-state trapping model is presented as a function of the nature and concentration of the dopant. The effect of annealing the samples on the positron lifetimes is discussed.
引用
收藏
页码:386 / 388
页数:3
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