Vibrational and optical identification of GeO<sub>2</sub> and GeO single layers: a first-principles study
Yigit Sozen, M. Yagmurcukardes, Hasan Şahin
Abstract
and GeO crystals, with energies of 6.24 and 3.10 eV, respectively. In addition, at the prominent excitonic resonances, single-layers display high reflectivity with a zero transmittance, which is another indication of the strong light-matter interaction inside the crystal medium.
Topics & Concepts
Raman spectroscopyGermaniumGermanium oxideMaterials scienceOxideSpectroscopyMolecular physicsAnalytical Chemistry (journal)OpticsChemistryOptoelectronicsPhysicsSiliconMetallurgyQuantum mechanicsChromatographyGa2O3 and related materials2D Materials and ApplicationsSilicon Nanostructures and Photoluminescence