Physics, asked by akash9969, 9 months ago

n-type material is electrically neutral
even through n.>> nn. Why?

Answers

Answered by ramnarayansahu188

Answer:

They are not always electrically neutral. An n-type semiconductor has an excess of 'free' electrons -- electrons that can move about freely in the semiconductor (very similar to electrons in a metal). These electrons are 'donated' by immobile donor impurities

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