Search Results - "Pontes, F.M"

Silver-controlled evolution of morphological, structural, and optical properties of three-dimensional hierarchical WO3 structures synthesized from hydrothermal method by Lopes, L.F., Pontes, F.M., Garcia, L.O., Pontes, D.S.L., Padovani, D., Chiquito, A.J., Teixeira, S.R., Colmenares, Y.N., Mastelaro, V.R., Longo, E.

“…Hierarchical structures of self-assembled three-dimensional (3D) WO3–Ag were synthesized via hydrothermal growth using precursor solutions of…”
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Nanoscale investigation of ferroelectric and piezoelectric properties in (Pb,Ca)TiO3 thin films grown on LaNiO3/LaAlO3(100) and Pt/Si(111) using piezoresponse force microscopy by Capeli, R.A., Pontes, F.M., Pontes, D.S.L., Chiquito, A.J., Bastos, W.B., Pereira-da-Silva, Marcelo A., Longo, E.

“…•Nanoscale piezoelectric properties of polycrystalline and oriented PCT24 films.•Orientation dependence of nanoscale piezoelectric properties.•Increase local…”
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Structural, dielectric, ferroelectric and optical properties of PBCT, PBST and PCST complex thin films on LaNiO3 metallic conductive oxide layer coated Si substrates by the CSD technique by Pontes, D.S.L., Chiquito, A.J., Pontes, F.M., Longo, E.

“…•(110) Textured LNO thin films was grown on Si substrate.•Ferroelectric thin films on the LNO layer showed good electrical properties.•Ferroelectric thin films…”
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Structural and electrical properties of LaNiO3 thin films grown on (100) and (001) oriented SrLaAlO4 substrates by chemical solution deposition method by Pontes, D.S.L., Pontes, F.M, Pereira-da-Silva, Marcelo A., Berengue, O.M., Chiquito, A.J., Longo, E.

“…LaNiO3 thin films were deposited on SrLaAlO4 (100) and SrLaAlO4 (001) single crystal substrates by a chemical solution deposition method and heat-treated in…”
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Microstructural and optical characterization of CaWO4 and SrWO4 thin films prepared by a chemical solution method by Maurera, M.A.M.A, Souza, A.G, Soledade, L.E.B, Pontes, F.M, Longo, E, Leite, E.R, Varela, J.A

“…Stoichiometric CaWO4 and SrWO4 thin films were synthesised using the polymeric precursor method. Soluble precursors such as strontium carbonate, calcium…”
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Water relations of Caatinga trees in the dry season by Dombroski, J.L.D., Praxedes, S.C., de Freitas, R.M.O., Pontes, F.M.

“…The Caatinga is one of the world's richest dry forests. This forest occurs only in Brazil, but is the least studied and protected Brazilian ecosystem. There…”
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Photoluminescence at room temperature in amorphous SrTiO3 thin films obtained by chemical solution deposition by PONTES, F. M, LONGO, E, LEITE, E. R, LEE, E. J. H, VARELA, J. A, PIZANI, P. S, CAMPOS, C. E. M, LANCIOTTI, F, MASTELLARO, V, PINHEIRO, C. D

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The role of network modifiers in the creation of photoluminescence in CaTiO3 by Pontes, F.M, Pinheiro, C.D, Longo, E, Leite, E.R, de Lazaro, S.R, Varela, J.A, Pizani, P.S, Boschi, T.M, Lanciotti, F

“…We discuss the nature of visible photoluminescence (PL) at room temperature in amorphous calcium titanate in the light of the results of recent experimental…”
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Preparation, structural and optical characterization of BaWO4 and PbWO4 thin films prepared by a chemical route by PONTES, F. M, MAURERA, M. A. M. A, SOUZA, A. G, LONGO, E, LEITE, E. R, MAGNANI, R, MACHADO, M. A. C, PIZANI, P. S, VARELA, J. A

“…Polycrystalline BaWO4 and PbWO4 thin films having a tetragonal scheelite structure were prepared at different temperatures. The thin films were deposited by…”
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Study of the dielectric and ferroelectric properties of chemically processed BaxSr1-xTiO3 thin films by PONTES, F. M, LONGO, E, LEITE, E. R, VARELA, J. A

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Theoretical and experimental study on the photoluminescence in BaTiO3 amorphous thin films prepared by the chemical route by PONTES, F. M, PINHEIRO, C. D, LONGO, E, LEITE, E. R, DE LAZARO, S. R, MAGNANI, R, PIZANI, P. S, BOSCHI, T. M, LANCIOTTI, F

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Epitaxial growth of LiNbO3 thin films in a microwave oven by VASCONCELOS, N. S. L. S, VASCONCELOS, J. S, BERNARDI, M. I, VARELA, J. A, BOUQUET, V, ZANETTI, S. M, LEITE, E. R, LONGO, E, SOLEDADE, L. E. B, PONTES, F. M, GUILLOUX-VIRY, M, PENNIN, A

“…Oriented LiNbO3 thin films were prepared using a polymeric precursor solution deposited on (0001) sapphire substrate by spin coating and crystallized in a…”
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Leakage current, ferroelectric and structural properties in Pb1-xBaxTiO3 thin films prepared by chemical route by PONTES, F. M, SANTOS, L. S, RISSATO, S. R, PONTES, D. S. L, LONGO, E, LEITE, E. R, CLARO NETO, S, CHIQUITO, A. J, PIZANI, P. S

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Low temperature synthesis and electrical properties of PbTiO3 thin films prepared by the polymeric precursor method by Pontes, F.M, Rangel, J.H.G, Leite, E.R, Longo, E, Varela, J.A, Araújo, E.B, Eiras, J.A

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Preparation, microstructural and electrical characterization of SrTiO3 thin films prepared by chemical route by PONTES, F. M, LEITE, E. R, LEE, E. J. H, LONGO, E, VARELA, J. A

“…Polycrystalline SrTiO3 thin films with a cubic perovskite structure were prepared at different temperatures by the polymeric precursor method on Pt-coated Si…”
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Synthesis and characterization of ZrO2@SiO2 core-shell nanostructure as nanocatalyst: Application for environmental remediation of rhodamine B dye aqueous solution by Padovini, D.S.S., Magdalena, A.G., Capeli, R.G., Longo, E., Dalmaschio, C.J., Chiquito, A.J., Pontes, F.M.

“…ZrO2@SiO2 core-shell nanostructures were synthesized by a facile two-step hydrothermal plus Stöber chemical route. The structure, morphology and properties of…”
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Room-temperature photoluminescence in amorphous SrTiO 3 - the influence of acceptor-type dopants by Soledade, L.E.B., Longo, E., Leite, E.R., Pontes, F.M., Lanciotti Jr, F., Campos, C.E.M., Pizani, P.S., Varela, J.A.

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Microwave-assisted solvothermal preparation of Zr-BDC for modification of proton exchange membranes made of SPEEK/PBI blends by da Trindade, L. G., Zanchet, L., Dreon, R., Souza, J. C., Assis, M., Longo, E., Martini, E. M. A., Chiquito, A. J., Pontes, F. M.

“…Sulfonated poly(ether ether ketone)/polybenzimidazole (SPEEK/PBI) blends were made with different quantities of metal organic (Zr-BDC) synthesized by…”
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Silver-controlled evolution of morphological, structural, and optical properties of three-dimensional hierarchical WO 3 structures synthesized from hydrothermal method by Lopes, L.F., Pontes, F.M., Garcia, L.O., Pontes, D.S.L., Padovani, D., Chiquito, A.J., Teixeira, S.R., Colmenares, Y.N., Mastelaro, V.R., Longo, E.

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Investigation of defects dependence of local piezoelectric response on Fe, La-modified (Pb,Sr)TiO3 thin films: A piezoresponse force microscopy study by Bastos, W.B., Longo, E., Chiquito, A.J., Pontes, D.S.L., Pontes, F.M.

“…In this study, undoped-(Pb,Sr)TiO3 and Fe3+, La3+ co-doped (Pb,Sr)TiO3 thin films were investigated at the nanoscale level by piezoresponse force microscopy…”
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