Germanium doped with 1024 m Al atoms is a semi-conductor at room temperature and each Al atom creates a charge carrier. Calculate the electrical conductivity of this material at room temperature, considering that the electron and hole mobilities are respectively 0.1 and 0.05 m/V.s.

Germanium doped with 1024 m Al atoms is a semi-conductor at room temperature and each Al atom creates a charge carrier. Calculate the electrical conductivity of this material at room temperature, considering that the electron and hole mobilities are respectively 0.1 and 0.05 m/V.s.

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

Germanium doped with 1024 m Al atoms is a semi-conductor at room temperature and
each Al atom creates a charge carrier.
Calculate the electrical conductivity of this material at room temperature, considering
that the electron and hole mobilities are respectively 0.1 and 0.05 m/V.s.

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