QUANTUM LIMITS IN INTERFEROMETRIC MEASUREMENTS

被引:190
作者
JAEKEL, MT
REYNAUD, S
机构
[1] UNIV PARIS 11,F-91405 ORSAY,FRANCE
[2] UNIV PARIS 06,ECOLE NORMALE SUPER,SPECT HERTZIENNE LAB,F-75252 PARIS 05,FRANCE
来源
EUROPHYSICS LETTERS | 1990年 / 13卷 / 04期
关键词
D O I
10.1209/0295-5075/13/4/003
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Quantum noise limits the sensitivity of interferometric measurements. It is generally admitted that it leads to an ultimate sensitivity, the <<standardq uantum limit. Using a semi-classical analysis of quantum noise, we show that a judicious use of squeezed states allows one in principle to push the sensitivity beyond this limit. This general method could be applied to large-scale interferometers for gravitational wave detection. © 1990 IOP Publishing Ltd.
引用
收藏
页码:301 / 306
页数:6
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