Given N-type silicon sample with uniform donor doping of (a) Nd = 10¹8cm³, (b) Nd= 101%/cm³, and (c) N₁ = 10%/cm³, calculate the Fermi levels at room temperature assuming full ionization for all cases. Check whether the above assumption of full ionization of each case is correct with the calculated Fermi level. When this is not correct, what is the relative position of EF and Ep? Assume that Ec-ED=0.05 eV.

Given N-type silicon sample with uniform donor doping of (a) Nd = 10¹8cm³, (b) Nd= 101%/cm³, and (c) N₁ = 10%/cm³, calculate the Fermi levels at room temperature assuming full ionization for all cases. Check whether the above assumption of full ionization of each case is correct with the calculated Fermi level. When this is not correct, what is the relative position of EF and Ep? Assume that Ec-ED=0.05 eV.

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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