The intrinsic resistivity of Germanium at room temperature is 0.47 Q-cm. The electron and hole mobilities at room temperature are 0.39 and 0.19 m?/V-s respectively. Calculate the density of electrons in the intrinsic semiconductor. Also calculate the drift velocities of these charge carriers for a field of 10 kV/m.

The intrinsic resistivity of Germanium at room temperature is 0.47 Q-cm. The electron and hole mobilities at room temperature are 0.39 and 0.19 m?/V-s respectively. Calculate the density of electrons in the intrinsic semiconductor. Also calculate the drift velocities of these charge carriers for a field of 10 kV/m.

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

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Chapter12: Electronic Control Devices

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Problem 14RQ

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Types of Charge Carriers

A carrier is a type of object which carries a particular thing from one point to another point. For instance, people use different vehicles from one place to another, and the vehicle carries those people and acts as a carrier.

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The intrinsic resistivity of Germanium at room temperature is 0.47 Q-cm.
The electron and hole mobilities at room temperature are 0.39 and 0.19 m?/V-s respectively. Calculate
the density of electrons in the intrinsic semiconductor. Also calculate the drift velocities of these charge
carriers for a field of 10 kV/m.

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