Correlation between temperature dependence of Raman shifts and in-plane strains in an AlGaN/GaN stack
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DOI: 10.1063/1.4974366
Abstract: The temperature dependence of Raman shifts for different layers and different optical phonon modes in an AlGaN/GaN stack was examined in this study. The slopes of the Raman shifts as a function of temperature for… read more here.
Keywords: temperature; algan gan; raman shifts; temperature dependence ... See more keywords
Measurement of strains in zircon inclusions by Raman spectroscopy
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DOI: 10.1127/ejm/2019/0031-2851
Abstract: We have carried out ab initio hybrid Hartree-Fock/Density Functional Theory simulations to determine the structure and vibrational modes of zircon, ZrSiO4, as a function of different applied strains. The changes in phonon-mode wavenumbers are approximately… read more here.
Keywords: phonon mode; measurement strains; raman shifts; zircon inclusions ... See more keywords