2009
DOI: 10.1016/j.jallcom.2009.05.044
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Energy transfer process and optimum emission studies in luminescence of core–shell nanoparticles: YVO4:Eu–YVO4 and surface state analysis

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Cited by 60 publications
(60 citation statements)
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References 53 publications
(84 reference statements)
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“…Eu 3+ -doped YVO 4 and GdVO 4 has V-O charge transfer absorption band at 310 nm. Improvement in luminescence intensity is observed after excitation at 310 nm as compared to direct f-f excitation at 398 nm [21,22]. Similar improvement in luminescence intensity is observed after excitation through Eu-O charge transfer at 250 nm [21,22].…”
Section: Introductionsupporting
confidence: 65%
See 1 more Smart Citation
“…Eu 3+ -doped YVO 4 and GdVO 4 has V-O charge transfer absorption band at 310 nm. Improvement in luminescence intensity is observed after excitation at 310 nm as compared to direct f-f excitation at 398 nm [21,22]. Similar improvement in luminescence intensity is observed after excitation through Eu-O charge transfer at 250 nm [21,22].…”
Section: Introductionsupporting
confidence: 65%
“…Host should have the following characteristics [11][12][13][14][15][16][17][18][19][20][21][22]: (1) maximum transparency in the visible range for display applications or in IR range for optical telecommunications. (2) Low phonon optical vibration.…”
Section: Introductionmentioning
confidence: 99%
“…Using this environment [11][12][13][14][15][16], QTF is dropped into the solution. Humidity will act on the coated layer and corresponding shift in frequency occurs.…”
Section: Structure Morphology Analysismentioning
confidence: 99%
“…1 Diante de tantas aplicações, as propriedades luminescentes são de suma importância, a utilização em pequenas quantidades como ativadores ou dopantes em matrizes hospedeiras, preservam suas características espectroscópicas, tais como: tempo de vida na ordem de milissegundos, finas bandas de emissão e grande deslocamento Stokes. ) com níveis de menor energia, resultando na amplificação da luminescência, [8][9][10][11][12][13][14][15][16] a importância do uso do íon Bi 3+ tem sido mostrado na literatura como bom sensibilizador para a matriz YVO 4 . [17][18][19][20][21][22] O processo sol-gel é conhecido por ser uma metodologia utilizada no preparo de diversas matrizes hospedeiras contendo os íons Ln 3+ , 23 sendo a rota sol-gel não-hidrolítica importante para a formação dos óxidos inorgânicos, empregando solventes orgânicos e sais metáli-cos como precursores.…”
Section: Introductionunclassified