Multiwavelength visible and white light generation by upconversion emission in Ho/Tm/Yb triply doped fluorogermanate glass-ceramic

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Autor(es): dc.contributorUniversidade Federal Rural de Pernambuco-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorGouveia-Neto, A. S.-
Autor(es): dc.creatorBueno, L. A.-
Autor(es): dc.creatorDo Nascimento, R. F.-
Autor(es): dc.creatorDa Costa, E. B.-
Autor(es): dc.creatorRibeiro, S. J.L.-
Autor(es): dc.creatorMessaddeq, Y.-
Data de aceite: dc.date.accessioned2025-08-21T19:38:19Z-
Data de disponibilização: dc.date.available2025-08-21T19:38:19Z-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2022-04-29-
Data de envio: dc.date.issued2009-02-01-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/231924-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/231924-
Descrição: dc.descriptionEnergy transfer excited multiwavelength visible upconversion emission and white light generation is described in a single sample ofPbGeO 3-PbF2-CdF2 glass-ceramic triply doped with Ho/Tm/Yb under single infrared laser excitation. Blue (475 nm), green (540 nm), and red (650 nm), upconversion luminescence signals are generated, and the emissions are assigned, respectively, to thulium (1G4- 3H6), and holmium (5S2) →5F4)→5I8, 5F5→5I8 ions transitions, both excited via successive energy transfers from ytterbium ions. It is experimentally shown that with a proper combination of the rare earth ions contents, white light may be produced, with the simultaneous generation of fluorescence with controllable intensities at the wavelengths of the three primary colours in a single sample and using a single near-infrared excitation source.-
Descrição: dc.descriptionDepartamento de Física Universidade Federal Rural de Pernambuco, Recife, PE- 52171/900-
Descrição: dc.descriptionInstituto de Química UNESP, Araraquara, SP - 14800/900-
Descrição: dc.descriptionInstituto de Química UNESP, Araraquara, SP - 14800/900-
Formato: dc.format37-40-
Idioma: dc.languageen-
Relação: dc.relationPhysics and Chemistry of Glasses: European Journal of Glass Science and Technology Part B-
???dc.source???: dc.sourceScopus-
Título: dc.titleMultiwavelength visible and white light generation by upconversion emission in Ho/Tm/Yb triply doped fluorogermanate glass-ceramic-
Tipo de arquivo: dc.typelivro digital-
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