Abstract
Theoretical calculations derive the effect of atomic isotopes on the phonon modes of a crystal. We derive the well-known formula for the phonon lifetime limited by isotope scattering. We also derive the equation for the influence of isotopes on the dispersion of the phonons.
- Received 6 May 2019
DOI:https://doi.org/10.1103/PhysRevB.100.024307
©2019 American Physical Society
Physics Subject Headings (PhySH)
Condensed Matter, Materials & Applied Physics
