@@ -7,8 +7,7 @@ from common import draw_classic_axes, configure_plotting
configure_plotting()
```
### Sommerfeld theory (free electron model)
_(based on chapter 4 of the book)_
!!! summary "Learning goals"
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@@ -20,6 +19,7 @@ configure_plotting()
- calculate the electron contribution to the specific heat of a solid.
- describe central terms such as the Fermi energy, Fermi temperature, and Fermi wavevector.
### Sommerfeld theory (free electron model)
Atoms in a metal provide conduction electrons from their outer shells (often s-shells). These can be described as waves in the crystal, analogous to phonons. Hamiltonian of a free electron:
