Is the frozen phonon model adequate to describe inelastic phonon scattering?
It is proven in a rigorous way that the frozen phonon model that is currently used to account for phonon scattering in multislice calculations, is equivalent to a full quantum-mechanical treatment of the inelastic phonon scattering process.
Van Dyck
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University of Antwerp, Antwerp, Belgium. dirk.vandyck@ua.ac.be