DYNAMICS OF LIGHT-INDUCED ABSORPTION IN BATIO3 AND APPLICATION FOR INTENSITY STABILIZATION

被引:22
作者
BUSE, K
BIERWIRTH, T
机构
[1] Fachbereich Physik, Universität Osnabrück, Osnabrück
关键词
D O I
10.1364/JOSAB.12.000629
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Illumination of a photorefractive BaTiO3 crystal provides an induced absorption increase, which is explained by the two-center charge transport model. Detailed investigations of buildup and decay of light-induced absorption are performed. Intensity changes of the incoming wave are attenuated by these absorption changes. The requirements for distinct intensity stabilization are theoretically estimated. Intensity stabilization is experimentally demonstrated, and a decrease of the intensity fluctuations of as much as 30% has been achieved.
引用
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页码:629 / 637
页数:9
相关论文
共 22 条
[1]   ORIGIN OF THE SUBLINEAR PHOTOREFRACTIVE RESPONSE-TIME IN BATIO3 [J].
BROST, GA ;
MOTES, RA .
OPTICS LETTERS, 1990, 15 (21) :1194-1196
[2]   PHOTOINDUCED ABSORPTION IN PHOTOREFRACTIVE BARIUM-TITANATE [J].
BROST, GA ;
MOTES, RA .
OPTICS LETTERS, 1990, 15 (10) :538-540
[3]   INTENSITY-DEPENDENT ABSORPTION AND PHOTOREFRACTIVE EFFECTS IN BARIUM-TITANATE [J].
BROST, GA ;
MOTES, RA ;
ROTGE, JR .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1988, 5 (09) :1879-1885
[4]   Light induced absorption in BaTiO3 and KNbO3 generated with high intensity laser pulses [J].
Buse, K. ;
Kraetzig, E. .
Optical Materials, 1992, 1 (03) :165-170
[5]   DARK BUILDUP OF HOLOGRAMS IN BATIO3 AFTER RECORDING [J].
BUSE, K ;
FREJLICH, J ;
KUPER, G ;
KRATZIG, E .
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, 1993, 57 (05) :437-440
[6]   ABSORPTION GRATINGS IN PHOTOREFRACTIVE CRYSTALS WITH MULTIPLE LEVELS [J].
CUDNEY, RS ;
PIERCE, RM ;
BACHER, GD ;
FEINBERG, J .
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1991, 8 (06) :1326-1332
[7]   SHALLOW-TRAP-INDUCED POSITIVE ABSORPTIVE 2-BEAM COUPLING GAIN AND LIGHT-INDUCED TRANSPARENCY IN NOMINALLY UNDOPED BARIUM-TITANATE [J].
GARRETT, MH ;
TAYEBATI, P ;
CHANG, JY ;
JENSSEN, HP ;
WARDE, C .
JOURNAL OF APPLIED PHYSICS, 1992, 72 (05) :1965-1969
[8]  
GUNTER P, 1988, TOPICS APPLIED PHYSI, V31
[9]  
HOLMANN L, 1989, PHYS STATUS SOLIDI A, V113, pK89
[10]   CONDUCTIVITY AND LIGHT-INDUCED ABSORPTION IN BATIO3 [J].
HOLTMANN, L ;
UNLAND, M ;
KRATZIG, E ;
GODEFROY, G .
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING, 1990, 51 (01) :13-17