What is the Conductivity of Semiconductor?

Encyclopedia
08/26/2024


What is the Conductivity of Semiconductor?


Conductivity Definition


The conductivity of a semiconductor is defined as its ability to conduct electricity, which is moderate due to its intermediate free electron concentration.



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Role of Electrons and Holes


In semiconductors, both free electrons and holes act as charge carriers, enabling electrical conduction.



Temperature Effects


Conductivity of semiconductors increases with temperature because higher temperatures generate more free electrons and holes.



Energy for Bond Breaking


The energy needed to break covalent bonds in semiconductors, releasing electrons and creating holes, is crucial for understanding their conductivity.



Applications of Conductivity


The temperature sensitivity of semiconductors is useful for creating devices like thermistors that measure temperature changes


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