Pure silicon wafer at the room temperature has an electrical conductivity of 5.5x1040'm3. The electron and hole mobilities of charge carriers are 0.35 m2 / V's1 and 0.12 m2 / V's' respectively. Compute electron and hole concentrations at room temperature.

Pure silicon wafer at the room temperature has an electrical conductivity of 5.5x1040'm3. The electron and hole mobilities of charge carriers are 0.35 m2 / V's1 and 0.12 m2 / V's' respectively. Compute electron and hole concentrations at room temperature.

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter29: Solid-state Electronics

Section29.1: Conduction In Solids

Problem 17PP

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Question

Pure silicon wafer at the room temperature has an electrical conductivity
of 5.5x1040'm3. The electron and hole mobilities of charge carriers are 0.35
m2 / V's1 and 0.12 m2 / V's' respectively. Compute electron and hole
concentrations at room temperature.

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