Search Results - "Nobre, F. X."

Sonochemical Synthesis and Characterization of the Biphasic Compound Na2Ti3O7/ Na2Ti6O13 by Chaar, S. M., da Silva, J. P., Nobre, F. X., Passos, J., Aguilera, L., Silva, J. H. L., Silva, R. S., Guerrero, F., Pontes, F. M., Leyet, Y.

“…This study processed and characterized the biphasic ceramics Na2Ti3O7/Na2Ti6O13 that were obtained from semi-crystalline nanoparticles synthesized using…”
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Influence of kaolin and red clay on ceramic specimen properties when galvanic sludge is incorporated to encapsulate heavy metals by Brasil, F.M., Oliveira, D.L., Melquíades, M.O., Nobre, F.X., Balestra, C.E.T., Ardisson, J.D., Fabris, J.D., Santana, G.P., Ramirez, M.A.

“…•Sulphate decomposition by galvanic sludge calcination forms a spinel solution.•The amount of kaolin and red clay influences the formation of a spinel solid…”
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Understanding the LiOH effect on PVA membranes from an experimental vision and a density functional theory study by Pinto, Yan M. C., da Silva, J. P., Nobre, F. X., do Nascimento, Marcus V. B., de B. Neto, Francisco M., Oliveira, Diogo P., da Costa, João C. M., Milério, José V. G., Sanches, E. A., Ghosh, Angsula, Aguilera, L., Leyet, Y.

“…In this work, the effect of lithium hydroxide (LiOH) amalgamation on the properties of polyvinyl alcohol thermoplastic membranes, obtained by the solvent…”
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Copper molybdate synthesized by sonochemistry route at room temperature as an efficient solid catalyst for esterification of oleic acid by Silva Junior, J.L., Nobre, F.X., de Freitas, F.A., de Carvalho, T.A.F., de Barros, S.S., Nascimento, M.C., Manzato, L., Matos, J.M.E., Brito, W.R., Leyet, Y., Couceiro, P.R.C.

“…•Easy obtention of Cu3(MoO4)2(OH)2 by sonochemistry route at room temperature.•Urchin-like morphology was obtained in aqueous solution using the sonochemistry…”
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Hydrothermal temperature dependence of CaWO4 nanoparticles: structural, optical, morphology and photocatalytic activity by Nobre, F. X., Muniz, R., do Nascimento, E. R., Amorim, R. S., Silva, R. S., Almeida, A., Moreira, J. Agostinho, Tavares, P. B., Brito, W. R., Couceiro, P. R. C., Leyet, Y.

“…In this paper, CaWO 4 nanoparticles were prepared by the hydrothermal method using the temperature of 100 (CaWO 4 -100), 120 (CaWO 4 -120), 140 (CaWO 4 -140),…”
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Poly(o-methoxyaniline) Modified by the Biphasic Ceramic System Na2Ti3O7/ Na2Ti6O13 by da Silva, J. P., Costa, S., Nobre, F. X., Sanches, E. A., Paula, M. M. da S., Aguilera, L., Torikachvili, M. S., Leyet, Y.

“…We probed the structural modifications and electronic behavior of composites obtained from the admixture of a biphasic titanate ceramic system (Na 2 Ti 3 O 7…”
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Correction to: Hydrothermal temperature dependence of CaWO4 nanoparticles: structural, optical, morphology and photocatalytic activity by Nobre, F. X., Muniz, R., do Nascimento, E. R., Amorim, R. S., Silva, R. S., Almeida, A., Moreira, J. Agostinho, Tavares, P. B., Brito, W. R., Couceiro, P. R. C., Leyet, Y.

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Synthesis microwave-assisted: fast method to obtain lithium-doped sodium titanate by Melo, A. D., da Silva, J. P., Nobre, F. X., Costa, S., Sales, J. C. C., Anglada-Rivera, J., Guerrero, F., da S. Paula, M. M., de Souza, R. F. B., Peña-Garcia, R., Aguilera, L., Leyet, Y.

“…In this work, the variation in the structural and electrical properties of lithium-doped sodium titanate, obtained from an ultrafast (15 min)…”
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Structure and electrical properties of the composite Na2Ti3O7/ Na2Ti6O13/POMA: A study of the effect of adding POMA by da Silva, J.P., Biondo, M.M., Nobre, F.X., Anglada-Rivera, J., Almeida, A., Agostinho-Moreira, J., Sanches, E.A., da S. Paula, M.M., Aguilera, L., Leyet, Y.

“…•For the first time, we report a comparison among biphasic ceramic Na2Ti3O7/Na2Ti6O13 and composite Na2Ti3O7/Na2Ti6O13/POMA.•Polymer content influences the…”
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Unusual thermal dependence of saturation magnetization in zinc oxide nanoparticles doped with transition metals obtained by sol gel method by Peña-Garcia, R., Guerra, Y., Farias, B.V.M., Santos, F.E.P., Nobre, F.X., Caland, J.P., Pessoni, H.S.V., Franco, A., Padrón-Hernández, E.

“…We present a study about the thermal dependence of saturation magnetization in ZnO nanoparticles doped with Co and Cr, obtained by the sol gel method. The…”
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Revealing structural and electrical details of PVA/LiClO4 thermoplastic membranes by Pinto, Y.M.C., da Silva, J.P., Nobre, F.X., Anglada-Rivera, J., Comedi, D., Silva, R.S., Paula, M.M.S., Michielon de Souza, S., Aguilera, L., Leyet, Y.

“…•The effect of LiClO4 content on the properties of PVA membranes is presented.•DRX analysis confirmed the semi-crystalline nature of the membranes.•The…”
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One-pot synthesis of Li3xLa2/3−xTiO3/PVA composite with high tunable electrical attributes governed by the Li+ content by da Silva, J.P., Aguilera, L., Paula, M.M.daS, Nobre, F.X., Anglada-Rivera, J., Pocrifka, L.A., Ramos, Glenda Quaresma, Matos, Robert S., da Cunha Mendes, Otoniel, da Fonseca Filho, Henrique Duarte, Leyet, Y.

“…The primary goal of this study is to elucidate the structural and electrical characteristics, alongside potential applications, of ceramic-polymeric…”
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Fast and efficient green synthesis of CaWO4 NPs using eggshells as a biogenic calcium source: Structure, optical property, and morphology by Nobre, F.X., Mendes, O.C., da Silva, A.P.J., Junior, J.L.S., do Nascimento, M.V.B., Pessoa Junior, W.A.G., Manzato, L., Brandim, A.S., Matos, J.M.E., Brito, W.R., Couceiro, P.R.C., Y.Leyet

“…[Display omitted] •Easy and low-cost synthesis route to obtain CaWO4 nanoparticles.•High purity and crystallinity degree by sonochemistry route at room…”
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Influence of sonication time on the structure and electrical properties of Na2Ti6O13 ceramics: An approach applying the Mott-Schottky model by Aguilera, L., Fagundes, N., Melo, A.D., Bandeira, B., Nobre, F.X., Anglada-Rivera, J., Silva, J.P., Pérez de la Cruz, J., Leyet, Y.

“…In the past years, semiconductive sodium titanate material has been widely studied due to its diverse applications and advantageous physico - chemical…”
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Novel and simple way to synthesize Na2Ti6O13 nanoparticles by sonochemical method by Fagundes, N.G., Nobre, F.X., Basilio, L.A.L., Melo, A.D., Bandeira, B., Sales, J.C.C., Andrade, J.C.S., Anglada-Rivera, J., Aguilera, L., Pérez de la Cruz, J., Leyet, Y.

“…Solid state electrolytes based on ionic conductive ceramics, such as: the sodium titanate family, are promissory for secondary batteries. Thus, in this work,…”
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Heterogeneous photocatalysis of Tordon 2,4-D herbicide using the phase mixture of TiO2 by Nobre, F.X., Mariano, F.A.F., Santos, F.E.P., Rocco, M.L.M., Manzato, L., de Matos, J.M.E., Couceiro, P.R.C., Brito, W.R.

“…[Display omitted] Titanium dioxide nanoparticles (nTiO2) were used in heterogeneous photocatalysis for remediation of herbicide Tordon 2,4-D. These nTiO2 was…”
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Calcium molybdate: Toxicity and genotoxicity assay in Drosophila melanogaster by SMART test by Nobre, F.X., Muniz, R., Martins, F., Silva, B.O., de Matos, J.M.E., da Silva, E.R., Couceiro, P.R.C., Brito, W.R., Leyet, Y.

“…In this paper, we report the first study about the synthesis of CaMoO4 nanocrystals using the sonochemistry method at room temperature, characterization, and…”
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Remoção do alaranjado de metila em meio aquoso por microcristais de h-MoO3 obtidos pelo método micro-ondas hidrotérmico by Sá, M. L. de, Nobre, F. X., Matos, J. M. E. de, Santos, M. R. M. C.

“…Resumo Nos últimos anos aumentou o interesse em lidar com o crescente problema ambiental proveniente da poluição de águas residuais oriundas das fábricas…”
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