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Photoconduction in Semiconductors
Considerations Relating to Crystal Momentum page
3 other sections not shown
absorption edge atoms band model band structure barrier layer boundary layer carrier lifetime charge carriers charge-carrier concentration conduction band conductor crystal momentum decrease defect levels Dember effect densities diffusion constant direct transition dislocation schematic edge dislocation electrical conductivity electron-hole pairs electrons and holes emission energy band energy levels equilibrium Evaporated layer exciton exciton formation experimental Fermi level field intensities field strength grain boundaries illumination impurity insulator intrinsic ions KINETICS lattice defects lattice irregularity long wavelength threshold luminescent metal mobility n-type conduction n-type semiconductor noise ohmic contacts oxide p-n junction phenomena phonon photo e.m.f. Photoconductivity in Solids photocurrent photodiode photoelectric effects photoelectromagnetic effect photoemission Photoexcitation photovoltaic cell produced proportional radiation intensity reaction-kinetic model recombination screw dislocation semi shown in Fig solar cells solid-state light solid-state light amplifier Solid-State Physics spectral distribution surface Table take place temperature thermal excitation tion trapping vacuum valence band velocity voltage