Opposite domain formation in Er-doped LiNbO3 bulk crystals grown by the off-centered Czochralski technique

被引:10
作者
Bermúdez, V [1 ]
Serrano, MD [1 ]
Dutta, PS [1 ]
Diéguez, E [1 ]
机构
[1] Univ Autonoma Madrid, Dept Fis Mat, E-28049 Madrid, Spain
关键词
lithium niobate; periodically poled; PPLN; erbium;
D O I
10.1016/S0022-0248(99)00087-1
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Opposite domain structures of 0.5 mol% Er-doped LiNbO3 crystals have been grown by the Czochralski technique in an off-centered geometry by modulating the growth temperature. The period and homogeneity of the opposite domain structures have been related to the growth conditions. The period of the opposite domain structure does not follow the ratio between the pulling and rotation rate. The Er dopant concentration has been found to be constant along the domain structure. (C) 1999 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:179 / 185
页数:7
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