SEARCH Articles Figures Tables Absorption spectra primary electron donor Dimeric primary electron donor Electron capture primary products Electron ionization primary electrons Electronically excited molecule primary processes Generation of Primary Electrons Green sulfur bacteria primary electron donor Photosynthetic bacteria Primary electron donor Primary Electron Sources Primary Electronics for Sensors Primary electron beam Primary event electron transfer model Quinones, primary electron acceptor The Asymmetry of Primary Electron Transfer The primary electron donor Valence electrons, primary steric effects