Enhancement of random lasing assisted by light scattering and resonance energy transfer based on ZnO/SnO nanocomposites
Author(s) -
C. S. Wang,
Hsia Yu Lin,
Tzuting Lin,
Y. F. Chen
Publication year - 2012
Publication title -
aip advances
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.421
H-Index - 58
ISSN - 2158-3226
DOI - 10.1063/1.3684634
Subject(s) - nanorod , lasing threshold , förster resonance energy transfer , materials science , nanocomposite , energy transfer , optoelectronics , nanoparticle , scattering , light scattering , resonance (particle physics) , nanotechnology , fluorescence , laser , chemistry , optics , chemical physics , atomic physics , wavelength , physics
A new composite consisting of ZnO nanorods and SnO nanoparticles has been synthesized and characterized. It is found that the UV laser emission from ZnO NRs can be greatly enhanced and more easily achieved by the assistance of SnO NPs. The underlying mechanism is interpreted in terms of light scattering, charge carrier transfer and fluorescence resonance energy transfer (FRET) mediated by SnO NPs. Our strategy opens a promising route for improving the external conversion efficiency of optoelectronic devices
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