STABLE SEMICONDUCTOR-LASER WITH A 7-HZ LINEWIDTH BY AN OPTICAL-ELECTRICAL DOUBLE-FEEDBACK TECHNIQUE

被引:53
作者
SHIN, CH
OHTSU, M
机构
[1] Graduate School at Nagatsuta, Tokyo Institute of Technology, Yokohama, 227, 4259 Nagatsuta, Midori-ku
关键词
D O I
10.1364/OL.15.001455
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A semiconductor laser with a linewidth of 7 Hz locking to a supercavity was achieved by using an optical-electrical double-feedback technique. The emitted power concentration within the stabilized field spectrum was 81%. The minimum value of the square root of the Allan variance for the frequency stability was 2.4 x 10(-14) at the integration time of 70 msec.
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页码:1455 / 1457
页数:3
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