Home › NEET UG › Physics › Semiconductor Electronics: Materials, Devices and Simple Circuits › Which dopant turns germanium into a p-type semic…
Which dopant turns germanium into a p-type semiconductor?
AArsenic
BAntimony
CIndium
DPhosphorus
Answer & Solution
Correct answer: C. Indium
Indium is trivalent, so each atom leaves one bond short of an electron, creating a hole.
Related questions
Besides powering devices, rectifiers can detect what?What does the p in p-type stand for?Why is n-type material so called?Why are field-effect transistors called unipolar?In a Schottky junction, what replaces the n-type semiconductor?In a varactor diode, reverse bias varies which property?Solar cells and LEDs are essentially built from what?A semiconductor diode is made of which arrangement?