63. Lattice dynamics (see also 78.30 Infrared and Raman spectra; for surface and interface vibrations, see 68.35.J and 68.45.K) ( 0 Dok.)

• 63.10.+a General theory ( 0 Dok. )

• 63.20.-e Phonons in crystal lattices (for phonons in superconductors, see 74.25.K) ( 0 Dok. )

• 63.22.+m Phonons in low-dimensional structures and small particles ( 0 Dok. )

• 63.50.+x Vibrational states in disordered systems ( 0 Dok. )

• 63.70.+h Statistical mechanics of lattice vibrations and displacive phase Transitions ( 0 Dok. )

• 63.90.+t Other topics in lattice dynamics (restricted to new topics in section 63) ( 0 Dok. )