Listar QFA_Articles por autoría "7708ec91-7085-4d56-b791-cbe5bc55a67a"
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A Combined Experimental and Theoretical Study on the Formation of Ag Filaments on β-Ag 2 MoO 4 Induced by Electron Irradiation
Andres, Juan; Ferrer, Mateus M.; Gracia, Lourdes; Beltran, Armando; Longo, V. M.; Cruvinel, Guilherme Henrique; Tranquilin, R. L.; Longo, Elson Wiley-VCH Verlag (2015)A combined experimental and theoretical study is presented to understand the novel observed nucleation and early evolution of Ag fi laments on β-Ag 2 MoO 4 crystals, driven by an accelerated electron beam from an electronic ... -
Effect of polyvinyl alcohol on the shape, photoluminescence and photocatalytic properties of PbMoO4 microcrystals
Araújo, Vinícius Dantas; Tranquilin, R. L.; Motta, F. V.; Paskocimas, C. A.; Bernardi, Maria Inês B.; Cavalcante, Laécio Santos; Andres, Juan; Longo, Elson; Bomio, M. R. D. Elsevier (2014)For this study, lead molybdate (PbMoO4) microcrystals were prepared by the co-precipitation method and processed using a conventional hydrothermal method at 100 °C for 10 min with polyvinyl alcohol (PVA) as the capping ... -
Experimental and theoretical study to explain the morphology of CaMoO4 crystals
Oliveira, F.K.F.; Carvalho de Oliveira, Marisa; Gracia, Lourdes; Tranquilin, R. L.; Paskocimas, C. A.; Motta, F. V.; Longo, Elson; Andres, Juan; Bomio, M. R. D. Elsevier (2018-03)CaMoO4 crystals were prepared by a controlled co-precipitation method and processed in a domestic microwave-assisted hydrothermal system with two different surfactants (ethyl 4-dimethylaminobenzoate and 1,2,4,5-benzenete ... -
Structural refinement, growth mechanism, infrared/Raman spectroscopies and photoluminescence properties of PbMoO4 crystals
Bomio, M. R. D.; Cavalcante, Laécio Santos; Almeida, M.A.P.; Tranquilin, R. L.; Batista, N.C.; Pizani, Paulo Sergio; Siu Li, Maximo; Andres, Juan; Longo, Elson Elsevier (2013)Lead molybdate (PbMoO4) crystals were synthesized by the co-precipitation method at room temperature and then processed in a conventional hydrothermal (CH) system at low temperature (70 °C for different times). These ... -
Structure, electronic properties, morphology evolution, and photocatalytic activity in PbMoO4 and Pb12xCaxSrxMoO4 (x = 0.1, 0.2, 0.3, 0.4 and 0.5) solid solutions
Gomes, Eduardo O.; Gracia, Lourdes; Santiago, A. A. G.; Tranquilin, R. L.; Motta, F. V.; Amoresi, Rafael; Longo, Elson; Bomio, M. R. D.; Andres, Juan Royal Society of Chemistry (2020)In this work PbMoO4 and Pb12xCaxSrxMoO4 (x = 0.1, 0.2, 0.3, 0.4 and 0.5) solid solutions have been successfully prepared, for the first time, by a simple co-precipitation method and the as-synthesized samples were subjected ... -
Structure, morphology and photoluminescence emissions of ZnMoO4: RE 3+=Tb3+ - Tm3+ - X Eu3+ (x = 1, 1.5, 2, 2.5 and 3 mol%) particles obtained by the sonochemical method
Lovisa, L. X.; Oliveira, M. C.; Andres, Juan; Gracia, Lourdes; Li, Maximo Siu; Longo, Elson; Tranquilin, R. L.; Paskocimas, C. A.; Bomio, M. R. D.; Motta, F. V. Elsevier (2018-06)ZnMoO4 and ZnMoO4: RE3+ = 1% Tb3+, 1% Tm3+, x Eu3+ (x = 1, 1.5, 2, 2.5 and 3 mol%) particles were prepared by a sonochemical method. The influence of the dopant content on photoluminescent behavior was investigated. The ... -
Toward Understanding the Photocatalytic Activity of PbMoO4 Powders with Predominant (111), (100), (011), and (110) Facets. A Combined Experimental and Theoretical Study
Bomio, M. R. D.; Tranquilin, R. L.; Motta, F. V.; Paskocimas, C. A.; Nascimento, R. M.; Gracia, Lourdes; Andres, Juan; Longo, Elson American Chemical Society (2013)A complementary combination of experimental work and first-principle calculations, based on the density functional theory (DFT) method, has been used to increase our limited understanding of the enhanced photocatalytic ... -
Understanding the White-Emitting CaMoO4 Co-Doped Eu3+, Tb3+, and Tm3+ Phosphor through Experiment and Computation
Tranquilin, R. L.; Lovisa, L. X.; Almeida, C. R. R.; Paskocimas, Carlos Alberto; Li, Maximo Siu; Oliveira, M. C.; Gracia, Lourdes; Andres, Juan; Longo, Elson; Motta, F. V.; Bomio, Mauricio American Chemical Society (2019-07-09)In this article, the synthesis by means of the spray pyrolysis method, of the CaMoO4 and rare-earth cation (RE3+)-doped CaMoO4:xRE3+ (RE3+ = Eu3+, Tb3+, and Tm3+; and x = 1, 2, and 4% mol) compounds, is presented. The ...