| 从Q函数的原始定义出发导出压缩态下的Q函数 |
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| 引用本文： | 曲照军,柳盛典.从Q函数的原始定义出发导出压缩态下的Q函数[J].大学物理,2004,23(1):22-23,29. |
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| 作者姓名： | 曲照军 柳盛典 |
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| 作者单位： | 烟台师范学院,物理系,山东,烟台,264000;烟台师范学院,物理系,山东,烟台,264000 |
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| 摘 要： | 从Q函数的原始定义出发直接导出了压缩态下的Q函数，此法比从两变量的高斯分布导出压缩态下的Q函数的方法更简单自然，而且有助于理解Q函数的性质．
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| 关 键 词： | 压缩态 Q函数 |
| 文章编号： | 1000-0712(2004)01-0022-02 |
Derivation of Q function for a squeezed state from its original definition |
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| QU Zhao-jun,LIU Sheng-dian.Derivation of Q function for a squeezed state from its original definition[J].College Physics,2004,23(1):22-23,29. |
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| Authors: | QU Zhao-jun LIU Sheng-dian |
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| Abstract: | Q function for a squeezed state is derived from its original definition, this method is simpler and more natural than from the two variables Gaussian distribution, and is advantageous to understanding the property of the Q function. |
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| Keywords: | squeezed state Q function |
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