HIGHER-ORDER SQUEEZING PROPERTIES AND CORRELATION-FUNCTIONS FOR SQUEEZED NUMBER STATES

被引:56
|
作者
MARIAN, P
机构
[1] Laboratory of Physics, Department of Chemistry, University of Bucharest, Bucharest, 70346
来源
PHYSICAL REVIEW A | 1991年 / 44卷 / 05期
关键词
D O I
10.1103/PhysRevA.44.3325
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Higher-order squeezing conditions for squeezed number states are derived using a normal-ordering technique for calculating the moments of the field. Intrinsic higher-order squeezing is also investigated. It is found that the normally ordered moments of the quadrature operators are oscillating functions of the squeeze parameter. Also calculated is the exact nth-order correlation function for an arbitrary squeezed number state. Finally, its behavior for large and weak squeezing is analyzed.
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页码:3325 / 3330
页数:6
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