Slow dynamics of energy transfer between different phonon modes under the resonance conditions is considered. It may result in new effects in the inelastic and quasielastic neutron scattering spectra.
@article{arxiv.cond-mat/0401453,
title = {Nonperturbative anharmonic phenomena in crystal lattice dynamics},
author = {M. I. Katsnelson and A. V. Trefilov},
journal= {arXiv preprint arXiv:cond-mat/0401453},
year = {2009}
}
Comments
Contribution to the proceedings of the 3rd International Symposium on Slow Dynamics in Complex Systems (Sendai, Japan,November 3-8, 2003), to be published in AIP Conference series, 2004