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… Click to show full 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 of point defects.
               
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