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dc.citation.number 1 -
dc.citation.startPage 69 -
dc.citation.title NPJ 2D MATERIALS AND APPLICATIONS -
dc.citation.volume 5 -
dc.contributor.author Park, Youngsin -
dc.contributor.author Ying, Guanhua -
dc.contributor.author Taylor, Robert A. -
dc.contributor.author Hwang, Chan C. -
dc.date.accessioned 2023-12-21T15:38:10Z -
dc.date.available 2023-12-21T15:38:10Z -
dc.date.created 2021-08-20 -
dc.date.issued 2021-07 -
dc.description.abstract We have characterized the carrier dynamics of the excitonic emission emerging from a monolayer of graphene grown on a Cu(111) surface. Excitonic emission from the graphene, with strong and sharp peaks both with a full-width at half-maximum of 2.7 meV, was observed near similar to 3.16 and similar to 3.18 eV at 4.2 K. The carrier recombination parameters were studied by measuring both temperature-dependent and time-resolved photoluminescence. The intensity variation with temperature of these two peaks shows an opposing trend. The time-resolved emission was modelled using coupled differential equations and the decay time was found to be dominated by carrier trapping and Auger recombination as the temperature increased. -
dc.identifier.bibliographicCitation NPJ 2D MATERIALS AND APPLICATIONS, v.5, no.1, pp.69 -
dc.identifier.doi 10.1038/s41699-021-00252-x -
dc.identifier.issn 2397-7132 -
dc.identifier.scopusid 2-s2.0-85111491504 -
dc.identifier.uri https://scholarworks.unist.ac.kr/handle/201301/53551 -
dc.identifier.url https://www.nature.com/articles/s41699-021-00252-x -
dc.identifier.wosid 000679433300001 -
dc.language 영어 -
dc.publisher NATURE RESEARCH -
dc.title Exciton dynamics in monolayer graphene grown on a Cu(111) surface -
dc.type Article -
dc.description.isOpenAccess TRUE -
dc.relation.journalWebOfScienceCategory Nanoscience & Nanotechnology; Materials Science, Multidisciplinary; Physics, Applied -
dc.relation.journalResearchArea Science & Technology - Other Topics; Materials Science; Physics -
dc.type.docType Article -
dc.description.journalRegisteredClass scie -
dc.description.journalRegisteredClass scopus -
dc.subject.keywordPlus QUANTUM DOTS -
dc.subject.keywordPlus PHOTOLUMINESCENCE -
dc.subject.keywordPlus PHOTODETECTORS -
dc.subject.keywordPlus TEMPERATURE -
dc.subject.keywordPlus COEFFICIENT -
dc.subject.keywordPlus EFFICIENCY -
dc.subject.keywordPlus SIZE -
dc.subject.keywordPlus BLUE -

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