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Why does electrical conductivity of semiconductor increase on raising the temperature?

Why does electrical conductivity of semiconductor increase on raising the temperature?

Grade:upto college level

1 Answers

Gaurav
askIITians Faculty 164 Points
7 years ago
Hello Student
Conductivity in semiconductors depends on thermally exciting valence electrons into an excited energy state called the conduction band. At high temperature this becomes easier and thus their conductivity increases with rise in temperature.

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