SPECTRAL BEHAVIOR OF ND3+ DOPED GLASSES UNDER NARROW-LINE EXCITATION

被引:9
作者
KALISKY, Y [1 ]
REISFELD, R [1 ]
HAAS, Y [1 ]
机构
[1] HEBREW UNIV JERUSALEM,DEPT PHYS CHEM,REHOVOT,ISRAEL
关键词
D O I
10.1016/0009-2614(79)85075-7
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Nd3+ doped phosphate, tellurite, ED-2 and germanate glasses were excited by a laser into different parts of the 4I 9 2 → 4G 5 2 inhomogeneously broadened band. It was found that the germanate glass exhibited wavelength-dependent decay times even at room temperature. It is concluded that the diffusion of energy in the germanate glass is slow because a large energy mismatch between different sites decreases the probability of energy diffusion between them. © 1979.
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页码:19 / 22
页数:4
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