electron gun
electron-gun cathode
electron-hole
electron-hole collision
electron-hole pair
electron-hole pair generation
electron-hole recombination
electron illuminating system
electron image
electron image tube
electron indicator tube
electron injection current
electron lattice theory
electron microprobe (EMP)
electron microscope
electron migration
electron mobility
electron-molecule collision
electron multiplier phototube
electron-multiplier section
electron-optical aberration
electron-optical cross-section
electron optics
electron orbit
electron orbital
electron oscillation tube
electron oscillator
electron pair bond
electron paramagnetic resonance
electron path