THE OPTICAL DOUBLE-RESONANCE SPECTRUM OF AN ATOM IN A SQUEEZED FIELD

被引:12
作者
SMART, S
SWAIN, S
机构
[1] Dept. of Appl. Math. and Theor. Phys., Queen's Univ. of Belfast
来源
QUANTUM OPTICS | 1992年 / 4卷 / 05期
关键词
D O I
10.1088/0954-8998/4/5/004
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
We consider a three-level atom in the ladder configuration, which interacts with two classical, monochromatic electromagnetic fields. The laser driving the \0>-->\1> transition is intense, whilst the laser connecting the \1>-->\2> transition is weak. In addition, a squeezed vacuum field is centred on the \0>-->\1> transition. We calculate the optical double resonance spectrum for this system, and show that it depends very sensitively on the squeezing phase and degree of squeezing. Normally the ODR spectrum consists of two peaks, but when the population trapping condition of Courty and Reynaud is satisfied, one of the peaks disappears. The observation of the ODR spectrum could provide a means of detecting a squeezed field.
引用
收藏
页码:281 / 288
页数:8
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