From Wikipedia, the free encyclopedia
费米子(Fermion)指量子力学里向遵守费米-狄拉克统计个粒子。
量子力学拿粒子分成功费米子搭玻色子(Boson)两类,后者遵守玻色-爱因斯坦统计。
标准模型确认两类基本费米子:夸克搭轻子。而箇两类基本费米子,又分成功廿四種味道(flavour):
理论上,费米子有得三種:带质量个狄拉克费米子、勿带质量个伐依尔费米子、粒子搭反粒子一样个马约拉纳费米子。除脱中微子,标准模型里个费米子侪是狄拉克费米子。
复合粒子根据组成成分确定是玻色子还是费米子。奇数数量个费米子好组成一隻费米子,渠拉自旋为半整数。譬方,
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