High-efficiency nonvolatile holographic storage with two-step recording in praseodymium-doped lithium niobate by use of continuous-wave lasers

被引:41
作者
Bai, YS [1 ]
Neurgaonkar, RR [1 ]
Kachru, R [1 ]
机构
[1] ROCKWELL INT SCI CTR,THOUSAND OAKS,CA 91360
关键词
D O I
10.1364/OL.22.000334
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We have observed efficient two-photon, two-step recording in a praseodymium-doped lithium niobate crystal by use of cw lasers. Single-photon erasure during the readout at near-infrared wavelengths was found to be negligible. Nonvolatile holographic image storage was demonstrated. This progress is an important step in the realization of an economically feasible nonvolatile read-write holographic recording system based on low-cost semiconductor diode lasers. (C) 1997 Optical Society of America.
引用
收藏
页码:334 / 336
页数:3
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