本文研究了与双模SU(2)相干场相互作用的A型三能级原子系统中光场位相的动态特性,证明了光场每个模的位相及两个模的位相和均保持随机分布,给出了光场两个模位相差的平均值及方差表达式,探讨了系统初态及原子-光场耦合强度对光场两个模位相差涨落的影响,并揭示了在适当的条件下,系统呈现原子的相干捕获现象.
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