Skip to content
EntityQ73792· pop 25· linked from 148 articles

Also known as charge (theoretical physics), physical charge (general), generalized charge, charge (physics), abstract charge, charge quantum number, Noether charge

generalization of electric charge (EM) adding color charge (QCD), mass-energy (gravitation), etc.; sometimes considered same as its charge quantum number

Wikidata facts

Subclass of
quantum number
Named after
Emmy Noether
Sources (2)

via Wikidata · CC0

Article · 中文

物理學中,荷(英語:Charge)可指不同的量值,例如電磁學中的電荷,或是量子色動力學中的色荷。荷对应于对称群中时不变的生成集,具体来说,对应于与哈密顿算符可交换的生成子。通常使用字母Q来表示荷,因此荷的不变性对应于湮灭交换子,其中H为哈密顿算符。因此,荷與守恒的量子数有關;这些量子数即为生成子Q的本征值q。

Abstract from DBpedia / Wikipedia · CC BY-SA