Phonon dynamics.
basic_science · Level V
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- Record sourced from PubMed, PMID 11607111.
- Also identified by PMC identifier 54957.
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Abstract
An atomic lattice in its ground state is excited by the rapid displacement and release of an atomic constituent. The time dependence of the energy transfer to other constituents is studied by using a phonon dispersion relation that is linear in frequency and propagation vector components.