Manganese oxides synthesized via microwave-assisted hydrothermal method: phase evolution and structure refinement Abstract: Manganese oxides were synthesized during 40 min at 140 ºC via Microwave-Assisted Hydrothermal (MAH) method and treated at different temperatures in order […]
Effect of the pH pre-adjustment on the formation of In2W3O12 and In6WO12 powders: Cluster coordination and optical band gapEfecto del preajuste de pH en la formación de polvos In2W3O12 e In6WO12: coordinación de grupo y […]
Effect of different synthesis methods on the morphology, optical behavior, and superior photocatalytic performances of Ag3PO4 sub-microcrystals using white-light-emitting diodes Abstract: In this paper, we report on the superior photocatalytic properties of silver orthophosphate (Ag3PO4) sub-microcrystals […]
Structural investigation and photoluminescent properties of ZnWO4:Dy3+ nanocrystals Abstract: In this study, ZnWO4: Dy3+ nanocrystals containing 0.5, 1, and 2 mol% of Dy3+ were synthesized by a coprecipitation method and grown in a microwave- assisted hydrothermal […]
Effect of different strontium precursors on the growth process and optical properties of SrWO4 microcrystals Abstract: In this paper, an experimental study was performed on the effect induced by different strontium precursors in the growth processes […]
Structural refinement, optical and electrical properties of Ba1-x Sm-2x/3 (Zr0.05Ti0.95)O-3 ceramics Abstract: Samarium doped barium zirconate titanate ceramics with general formula [Ba1−x Sm2x/3](Zr0.05Ti0.95)O3 [x = 0, 0.01, 0.02, and 0.03] were prepared by high energy ball […]
Rietveld refinement and optical properties of SrWO4:Eu3+ powders prepared by the non-hydrolytic sol-gel method Abstract: We investigated the effect of annealing time on the structure and optical properties of SrWO4:Eu3+ powders prepared by the non-hydrolytic sol-gel method […]
Low temperature micro Raman and laser induced upconversion and downconversion spectra of europium doped silver tungstate Ag2−3xEuxWO4 nanorods Abstract: All the red emitting europium-doped silver tungstate α-Ag2−3xEuxWO4 (x = 0.01–0.08 mol) phosphor reported herein crystalise […]
Writers: I. C. Nogueira; L. S. Cavalcante; P. F. S. Pereira; M. M. de Jesus; J. M. Rivas Mercury; N. C. Batista; M. Siu Lid; and E. Longo Keywords: (Ba1−xSrx)MoO4; Rietveld refinement; clusters; co-precipitation; photoluminescence. […]
Writers: L.S. Cavalcante, J.C. Sczancoski, N.C. Batista, E. Longo, J.A. Varela, M.O. Orlandi Keywords: SrWO4; Rhodamine; Rietveld refinement; Hot-injection; Photocatalysis Abstract: This paper reports our initial research to obtain SrWO4 microcrystals by the injection of ions […]
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