Calculate the carrier concentrations and the type of
Calculate the carrier concentrations and the type of semiconductor if a pure silicon crystal at 300K is doped with 2.5×10^13 cm-3 boron atoms.
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A gallium-arsenide crystal at 200K containing only donor impurities was found to have hole concentration to be one fifth that of the electron concentration. Determine the actual carrier concentrations and the doping concentration of the crystal.
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