LUMINESCENCE IN BASO4EU

被引:37
作者
ATONE, MS [1 ]
DHOBLE, SJ [1 ]
MOHARIL, SV [1 ]
DHOPTE, SM [1 ]
MUTHAL, PL [1 ]
KONDAWAR, VK [1 ]
机构
[1] NATL ENVIRONM ENGN RES INST,NAGPUR,INDIA
来源
RADIATION EFFECTS AND DEFECTS IN SOLIDS | 1993年 / 127卷 / 02期
关键词
LUMINESCENCE; BASO4EU; THERMOLUMINESCENCE; RARE EARTH IMPURITY; RADIOPHOTOLUMINESCENCE DOSIMETRY; RECOMBINATION; THERMOLUMINESCENCE DOSIMETRY;
D O I
10.1080/10420159308220319
中图分类号
TL [原子能技术]; O571 [原子核物理学];
学科分类号
0827 ; 082701 ;
摘要
Photoluminescence and thermoluminescence in BaSO4: Eu is reported. In earlier works, divalent Eu has been studied in BaSO4. In the present work Eu was incorporated as in predominantly Eu3+ or Eu2+ form. It is shown that RE3+ <-> RE2+ conversion or RE2+ <-> RE+ conversion is not an integral part of gamma induced TL. Eu3+ <-> Eu2+ conversion, on the other hand, may be important in UV induced TL. Low UV efficiency of this material is attributed to poor Eu3+ <-> Eu2+ conversion. This is in quite contrast to the analogus material CaSO4:Eu.
引用
收藏
页码:225 / 230
页数:6
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