Solar cell materials include ()
A. Silicon
B. CdTe
C. ZnSe
D. Perovskite
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In metal-semiconductor field effect transistor, the gate junction is an Ohmic contact.
The property of one-sided step junction is ()
A. The width of depletion layer is mainly on the light doped side
B. The width of depletion layer is mainly on the heavy doped side
C. The build-in voltage is mainly on the light doped side
D. The build-in voltage is mainly on the heavy doped side
Four assumptions in ideal current-voltage relationship are ()
Abrupt approximation of depletion layer
B. Small injection hypothesis
Current in pn junction is equal at anywhere
D. Both electron and hole currents are constant in the depletion layer
The space charge width of the metal semiconductor contact is inversely proportional to the semiconductor doping concentration. ( )
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