Open AccessLimits of the quasiharmonic approximation in MgO: Volume dependence of optical modes investigated by infrared reflectivity and ab initio calculations
Author(s) -
Eugenio Calandrini,
Lorenzo Paulatto,
Daniele Antonangeli,
Fei He,
R. P. S. M. Lobo,
Francesco Capitani,
JeanBlaise Brubach,
Pascale Le Roy,
L. Vincent,
P. Giura
Publication year - 2021
Publication title -
physical review. b./physical review. b
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.78
H-Index - 465
eISSN - 2469-9969
pISSN - 2469-9950
DOI - 10.1103/physrevb.103.054302
Subject(s) - phonon , ab initio , physics , condensed matter physics , dielectric , infrared , perturbation theory (quantum mechanics) , scattering , atomic physics , materials science , optics , quantum mechanics
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