Schwinger 1949: relativistic electron in B-field radiates dP/dOmega ~ gamma^2 sin^2 theta; characteristic frequency omega_c = 3 gamma^3 c / (2 R); basis of light-source storage rings.
Schwinger 1949: relativistic electron in B-field radiates dP/dOmega ~ gamma^2 sin^2 theta; characteristic frequency omega_c = 3 gamma^3 c / (2 R); basis of light-source storage rings.