Effect of extended defects on photoluminescence of gallium oxide and aluminum gallium oxide epitaxial films

Abstract In this work, a systematic photoluminescence (PL) study on three series of gallium oxide/aluminum gallium oxide films and bulk single crystals is performed including comparing doping, epitaxial substrates, and aluminum concentration. It is observed that blue/green emission intensity strongl...

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Bibliographic Details
Main Authors: Jacqueline Cooke, Praneeth Ranga, Jani Jesenovec, John S. McCloy, Sriram Krishnamoorthy, Michael A. Scarpulla, Berardi Sensale-Rodriguez
Format: Article
Language:English
Published: Nature Portfolio 2022-02-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-07242-z