why impurity is added in pure semiconductor
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Doping a pure semiconductor can have quite marked effect on the conductivity of the material. ... Therefore the amount of impurity added has to be closely controlled during the preparation of the extrinsic semiconductor.
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Doping a pure semiconductor can have quite marked effect on the conductivity of the material. ... Therefore the amount of impurity added has to be closely controlled during the preparation of the extrinsic semiconductor.
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