Which of the following is a p-type semiconductor?
A) Selenium doped with indium
B) Silicon doped with arsenic
C) GaAs with arsenic in excess of gallium
D) Germanium doped with arsenic
E) Silicon doped with phosphorus

Question

Quizplus · Accepted Answer

In p-type semiconductors, impurities are added that create holes in the valence band, which act as positive charge carriers. Indium is used as an acceptor impurity in selenium to create p-type semiconductors.

Which of the Following Is a P-Type Semiconductor