EXPERIMENTAL COMPARISON OF THE AC FIELD AND THE MOVING-GRATING HOLOGRAPHIC-RECORDING TECHNIQUES FOR BI12SIO20 AND BI12TIO20 PHOTOREFRACTIVE CRYSTALS

被引:20
作者
SOCHAVA, SL
MOKRUSHINA, EV
PROKOFEV, VV
STEPANOV, SI
机构
[1] A. F loffe Physical-Technical Institute, Russian Academy of Sciences, St. Petersburg
关键词
D O I
10.1364/JOSAB.10.001600
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
It is shown that the two-wave amplification in an alternating field in photorefractive crystals of the sillenite family is strongly affected by the drift length of photoinduced charge carriers. Consequently in samples with short drift lengths the two-wave amplification in an ac field is much less effective than that in a dc field.
引用
收藏
页码:1600 / 1604
页数:5
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