PHYS 175A - Topics

  • Primitive Translational Vectors
  • Unit Cell
  • Primitive Cell
  • Conventional Cell
  • Wigner-Seitz Cell
  • Common lattice
  • Basis and Crystal Structure
  • Cubic structure (sc, bcc, fcc)
  • Closest Packed (hcp, fcc)
  • Crystal Index (plane and direction)
  • Reciprocal Lattice Vectors
  • Properties of reciprocal lattice
  • Bragg diffraction
  • Laue Equations
  • Ewald Sphere
  • Diffraction by a lattice with basis
  • Atomic Structure Factor
  • Crystal Binding
  • Potential Energy
  • Van de Waals bonding
  • Covalent bonding
  • Ionic bonding
  • Metallic bonding
  • Crystal Vibrations
  • Harmonic Oscillators
  • Dispersion Relation (phonons)
  • Brillouin Zone boundaries
  • Coupling Constants
  • Polarizations
  • Diatomic Dispersion
  • Acoustical and Optical Branches
  • Neutron Spectroscopy