Influence of Cu induced crystallographic disorder on the optical and lattice vibrational properties of ZnO nanoparticles
Md. Abdullah Zubair, Tasnim K. Mouri, M. T. Chowdhury
Abstract
predicted a direct-type band-to-band transition energy of ∼3.2 eV for the pristine ZnO crystal, suggesting both intrinsic and excess Cu induced extrinsic disorders to be the primary source of optical modulation of the NPs for the low temperature processing condition.
Topics & Concepts
Raman spectroscopyMaterials scienceBand gapCrystallographyNanoparticleAnisotropyAnalytical Chemistry (journal)ChemistryNanotechnologyOpticsOptoelectronicsChromatographyPhysicsZnO doping and propertiesCopper-based nanomaterials and applicationsChalcogenide Semiconductor Thin Films