The electron number density in a semiconductor varies from 1020 m-3 to 1012 m-3 linearly over a distance of 4 μ Determine the electron diffusion current and electric field at the midpoint if no current flows, μе = 0.135 m2V-1s-1 and T = 300 K.

The electron number density in a semiconductor varies from 1020 m-3 to 1012 m-3 linearly over a distance of 4 μ Determine the electron diffusion current and electric field at the midpoint if no current flows, μе = 0.135 m2V-1s-1 and T = 300 K.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter1: Atomic Structure

Section: Chapter Questions

Problem 6RQ: How many valence electrons are generally contained in materials used for insulators?

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The electron number density in a semiconductor varies from 10²⁰ m^-3 to 10¹² m^-3 linearly over a distance of 4 μ Determine the electron diffusion current and electric field at the midpoint if no current flows, μ_е = 0.135 m²V^-1s^-1 and T = 300 K.

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