Astronomy 404
Lecture 21, Oct. 11 Fall 2021

Lecture Notes: pdf file

Quantum Effects in Matterm

  • wave-particle duality
  • Heisenberg uncertainty principle
  • identical particles and Pauli exclusion principle
  • worked example: the quantum structure of atoms
    • Bohr model: standing de Broglie waves
    • discrete allowed states: discrete levels seen in spectraspectra of atoms
    • filling states

Quantum Effects in Stellar Matter

  • thermal de Broglie wavelength and the quantum concentration
  • quantum ideal gasses: the Fermi gas
  • Fermi energy and degeneracy
atomic spectra:  hydrogen, neon, iron

Lecture Archive


Brian D. Fields