研究了二项式光场与二能级原子玻色—爱因斯坦凝聚(BEC)相互作用系统产生的原子激光的量子相关性质、压缩效应和振幅平方压缩效应.应用全量子理论,通过求解系统的海森堡方程,重点讨论了光场相关参数和原子相关参数对压缩深度、压缩频率的影响.结果表明,单模原子激光二阶相干度不随时间变化,原子激光具有周期性的压缩效应和振幅平方压缩效应,最大压缩深度由二项式光场相关参数决定,压缩频率依赖于原子与光场耦合系数,简要讨论了压缩效应和振幅平方压缩效应之间的区别和联系.
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