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Electronic properties
Improvement to the Drude’s model
The Free Electron Gas
Assumptions
The Schrödinger equation
Hamilton’s representation of classical mechanics
The Fermi sphere
3 stages of electron theory
Success of classical free electron theory
Basic Approximations:
Assumptions:
The Free Electron Model
Conduction Electrons
Drawbacks of classical free electron theory
Conductors
Insulator
Semiconductor
Consider T = 0 K
Consider T > 0 K
One-dimensional region of space
Density of states function
not much different:
Metals
