Raman study of 0.62Pb(Fe1/2Nb1/2)O3–0.38PbTiO3single crystal
Autor: | Haosu Luo, I. Rafalovskyi, Ivan Gregora, Jiri Hlinka |
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Rok vydání: | 2014 |
Předmět: |
Materials science
Polarization (waves) Molecular physics Spectral line Condensed Matter::Materials Science symbols.namesake Crystallography Tetragonal crystal system X-ray Raman scattering symbols General Materials Science Coherent anti-Stokes Raman spectroscopy Raman spectroscopy Instrumentation Single crystal Raman scattering |
Zdroj: | Phase Transitions. 87:1080-1085 |
ISSN: | 1029-0338 0141-1594 |
DOI: | 10.1080/01411594.2014.953797 |
Popis: | Polarized Raman scattering microscopy investigations of tetragonal single crystal of PFN-38PT allowed us to characterize the Raman signature of distinct ferroelastic domains. The analysis of the incident and scattered light polarization allowed us to distinguish five independent sorts of polarized Raman spectra of PFN-38PT. Comparison of these spectra strongly suggests that the dominant part of the spectrum below 800 cm−1 can be related to the zone center polar modes of PbTiO3-like tetragonal phase of P4mm (Z = 1) symmetry. |
Databáze: | OpenAIRE |
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