G-factor (physics)
= G-factor
{disambiguate=physics}
{title2=$\boldsymbol\mu=g(q/2m)\mathbf J$}
{wiki}
= G-factor
{synonym}
A dimensionless factor relating a system's <magnetic dipole moment> to its <angular momentum>, with a specified charge and mass convention. Electron <spin>, orbital motion, and a combined atomic level have different <g-factors>; the convention must be stated before comparing them.