动量算符是在量子力学中表示微观粒子的动量的算符。动量算符是表示力学量的厄米算符。
...不确定性与的不确定性的乘积，必定大于或等于 返回目录 返回目录 7/52 二、动量算符 在量子力学里，动量算符(momentum operator)是一种算符，可以用来计算一个或多个粒 子的动量。
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本文利用无穷小旋转与角动量之间的关系来推导角动量算符的对易关系。
By using the relation between unlimited rotation and angular momentum, this article derives the commutation relation of angular momentum operators.
指出由于在曲线坐标系中，动量算符的分量不一定满足自伴性，因而公式不能成立。
In this paper, that the formula of cannot be tenable is pointed out because of the component of the momentum functor not always satisfying the self-adjointness in the curvilinear coordinate system.
对于一单模光场，定义两个无量纲的正交振幅算符，它们分别与坐标和动量算符成正比。
For a single mode light, two dimensionless quadrature operators are defined which are proportional to the usual position and momentum operators respectively.
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