Rather, the \(g\)-factor is the ratio of the sum of the components of the orbital and spin magnetic moments in the direction of \(\textbf{B}\) to the sum of the components of the orbital and spin angu...Rather, the \(g\)-factor is the ratio of the sum of the components of the orbital and spin magnetic moments in the direction of \(\textbf{B}\) to the sum of the components of the orbital and spin angular momenta in that direction.