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Published in 2018 at "Technical Physics Letters"
DOI: 10.1134/s1063785018090110
Abstract: Raman spectra of model improper ferroelastics (Hg2Br2 crystals) have been analyzed in a wide range of hydrostatic pressures. The baric dependences of the phonon frequencies are obtained. The revealing and anomalous behavior of the soft…
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Keywords:
transition model;
phase transition;
induced phase;
effects pressure ... See more keywords