Question

what is doping?  what is the use of it?

Answer 1

Hey, Doping is the process of adding impurity to a pure semiconductor crystal so as to increase its conductivity.

-The impurity atoms added are called dopants

Ex-
pentavalent dopants like As,Sb,P etc

Trivalent dopants like In,B,Al etc

HOPE THIS HELPS YOU.

Answer 2

HEY MATE HERE IS YOUR ANSWER:-

DOPING:-
Doping is the process of increasing the electrical conductivity of a pure semiconductor
by adding a suitable impurity.

HOPE IT HELPS