Articles with "active phonon" as a keyword



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Isotopic study of Raman active phonon modes in β-Ga2O3

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Published in 2021 at "Journal of Materials Chemistry C"

DOI: 10.1039/d0tc04101g

Abstract: The Raman-active phonon modes of β-Ga2O3 in two O isotope compositions are studied by theory and experiment. Raman modes dominated by different, inequivalent O lattice sites were identified and can be used for the investigation… read more here.

Keywords: modes ga2o3; phonon modes; active phonon; raman active ... See more keywords

Terahertz-Induced Tunnel Ionization Drives Coherent Raman-Active Phonon in Bismuth.

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Published in 2024 at "Physical review letters"

DOI: 10.1103/ttwf-qgz4

Abstract: Driving coherent lattice motion with THz pulses has emerged as a novel pathway for achieving dynamic stabilization of exotic phases that are inaccessible in equilibrium quantum materials. In this Letter, we present a previously unexplored… read more here.

Keywords: phonon; bismuth; thz; raman active ... See more keywords