The process of adding either pentavalent or trivalent impurity in a controlled and small quantity in a pure semiconducting material is called doping.
Class 12 Physics Chapter 14 Semiconductor Electronics Session 2024-2025.
What is doping?
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Doping is the process of intentionally adding impurities to a pure semiconductor to increase its conductivity. These impurities introduce free electrons (n-type) or holes (p-type), altering the material’s electrical properties for specific applications.
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