Raman spectrum in PbTiO3 re-examined: dynamics of the soft phonon and the central peak

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Bibliographic Details
Published inJournal of physics. Condensed matter Vol. 3; no. 44; pp. 8695 - 8705
Main Authors Fontana, M D, Idrissi, H, Kugel, G E, Wojcik, K
Format Journal Article
LanguageEnglish
Published Bristol IOP Publishing 04.11.1991
Institute of Physics
Subjects
Condensed matter: structure, mechanical and thermal properties
Exact sciences and technology
Lattice dynamics
Phonon states and bands, normal modes, and phonon dispersion
Phonons and vibrations in crystal lattices
Physics
Temperature
Cubic crystals
Transition metal Compounds
Tetragonal crystals
Lead Titanates
High temperature
Experimental study
Effective charge
Inorganic compound
Soft mode
Raman scattering
Phonon mode
Oscillator strength
Permittivity
Spontaneous polarization
Low temperature
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ISSN:0953-8984
1361-648X
DOI:10.1088/0953-8984/3/44/014