奇偶相干态中测量相位算符的涨落及其压缩

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利用Barnett和Pegg提出的测量相位算符讨论了奇偶相干态中的相位涨落及其高阶涨落。在测不准关系和高阶测不准关系基础上给出了测量相位压缩和高阶压缩的二类定义,并用这二类定义研究了奇偶相干态中测量相位的二阶和高阶压缩情况。 Phase fluctuations and their high-order fluctuations in odd and even coherent states are discussed using the measured phase operator proposed by Barnett and Pegg. Two kinds of definitions of phase compression and high order compression are given based on the relationship between inaccurate relationship and high-order uncertainty. The second-order and high-order comparisons of measured phase in odd and even coherent states are studied by these two definitions .
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