About electron ray
About electron beam
About electron-beam
About 荷電粒子線
About 荷電粒子ビーム
About Smith-Purcell effect
About electron beam recording
About electron beam CT
About Electron beam therapy
About laser Compton scattering
About lepton beam
About relativistic electron beam
About variable shaped beam
About pulsed electron beam
About electron flow
About cathode ray