英语词汇“spin quantum number”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	spin quantum number
释义	spin quantum number spin quantum number n.1. A nonnegative integer that specifies the magnitude of the spin angular momentum vector of a subatomic particle.2. An integer that specifies the direction of the spin angular momentum vector of a subatomic particle. Also called spin projection quantum number.3. See fourth quantum number. spin quantum number spin quantum number [′spin ′kwän·təm ‚nəm·bər] (quantum mechanics) The ratio of the maximum observable component of a system's spin to Planck's constant divided by 2π; it is an integer or a half-integer.
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