Some light quantum mechanics (with minutephysics)

延伸阅读 1

滤光片例子中，写下某个方向的分量与预言一颗光子必然通过是两回事。测量方向确定基底，分量幅度的模平方给出相应结果的概率。

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补充字幕原文 2

the probability that a photon whose polarization is 22.5 degrees off the direction of a filter will pass through that filter

the choice of how to measure these objects can determine a set of base states