EFFECT OF BACK-TRANSFER ON THE ENERGY-TRANSFER IN TB(3+)-DOPED GLASSES

被引:18
|
作者
TONOOKA, K [1 ]
MARUYAMA, F [1 ]
KAMATA, N [1 ]
YAMADA, K [1 ]
ONO, J [1 ]
机构
[1] SAITAMA UNIV,DEPT FUNCT MAT SCI & ENGN,URAWA,SAITAMA 338,JAPAN
关键词
D O I
10.1016/0022-2313(94)90011-6
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
The transient response of donor fluorescence under the influence of energy transfer has been analyzed using a non-linear model including the back-transfer effect of energy from acceptors to donors. In addition to the non-linear product of donor and acceptor populations and their improved distribution functions, the back-transfer process turned out to be important in describing the interacting donor-acceptor system. It was revealed that the back-transfer of energy enhances the non-exponentiality of decay curves. The numerical analysis of energy transfer in Tb3+-doped glasses showed a good agreement between experimental results and the model, which enables us to discuss the more detailed mechanism of energy transfer.
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页码:69 / 76
页数:8
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