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Published in 2018 at "Physical review letters"
DOI: 10.1103/physrevlett.121.125901
Abstract: We report channel-resolved measurements of the anharmonic coupling of the coherent A_{1g} phonon in photoexcited bismuth to pairs of high wave vector acoustic phonons. The decay of a coherent phonon can be understood as a…
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Keywords:
direct measurement;
coherent phonon;
phonon;
measurement anharmonic ... See more keywords