优文网

Ordinary photons do have spin, they have a notion of helicity so they spin around their direction on motion.

  • -- Roger Penrose 罗杰·彭罗斯

普通光子确实有自旋，它们有螺旋性的概念，所以它们在运动时绕着自己的方向旋转。

标签

Direction Ordinary

相关名言

Given Pounds and five years, and an ordinary man can in the ordinary course, without any undue haste or putting any pressure upon his taste, surround himself with books, all in his own language, and thence forward have at least one place in the world.

一个普通的人，只要有了磅数和五年的身世，就可以在平常的生活中，不慌不忙，不加任何压力地让自己的趣味受到影响，在自己的周围摆满书，而且都是用自己的语言写的，因此，他在这个世界上至少还有一个地位。

阅读 +

The thing is, comedy's gone in a weird direction. People are really into ironic comedy and fakeness and cleverness.

问题是，喜剧走向了一个奇怪的方向。人们真的很喜欢讽刺喜剧和假聪明。

阅读 +

Existence doesn't have more meaning in one direction than it does in any other.

存在在一个方向上的意义并不比在另一个方向上的意义大。

阅读 +

I'm just an ordinary person.

我只是一个普通人。

阅读 +

热门话题