The word “Light” has two common meanings, one is illuminant (referred as LIGHT in this paper), and the other is something of little weight (referred as light in this paper). The “Weight of LIGHT” i...

中文翻译：

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光的重量：葡萄牙 FAUP 图书馆中的阿尔瓦罗·西扎 (Alvaro Siza) 的三角棱镜

“光”这个词有两种常见的含义，一种是发光体（本文简称为LIGHT），一种是重量很小的东西（本文简称为光）。“光的重量”我...