Search Results - "Góes, J.C."

Novel magnetic–dielectric composite ceramic obtained from Y3Fe5O12 and CaTiO3 by Paiva, D.V.M., Silva, M.A.S., Ribeiro, T.S., Vasconcelos, I.F., Sombra, A.S.B., Góes, J.C., Fechine, P.B.A.

“…•The density of composites was improved with addition of CTO.•Dielectric permittivity of the composites presented values above the expected.•The composites…”
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Apatite coating on anionic and native collagen films by an alternate soaking process by Góes, J.C., Figueiró, S.D., Oliveira, A.M., Macedo, A.A.M., Silva, C.C., Ricardo, N.M.P.S., Sombra, A.S.B.

“…The present study focuses on apatite coating on collagen films, with various different densities of carboxyl groups, using an alternate soaking process…”
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Structural properties of hydroxyapatite obtained by mechanosynthesis by Silva, C.C., Pinheiro, A.G., Miranda, M.A.R., Góes, J.C., Sombra, A.S.B.

“…In this paper mechanical alloying has been used successfully to produce nanocrystalline powders of hydroxyapatite (HA) using five different experimental…”
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Effects of CaTiO3 addition on the microwave dielectric properties and antenna properties of BiVO4 ceramics by Oliveira, R.G.M., Silva, R.A., de Morais, J.E.V., Batista, G.S., Silva, M.A.S., Goes, J.C., de Andrade, H.D., Queiroz Júnior, I.S., Singh, C., Sombra, A.S.B.

“…This paper investigated the microwave dielectric properties through the Hakki-Coleman method of BiVO4 ceramic matrix, obtained by the solid-state reaction…”
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On the piezoelectricity of collagen/natural rubber blend films by da Cruz, A.G.B, Góes, J.C, Figueiró, S.D, Feitosa, J.P.A, Ricardo, N.M.P.S, Sombra, A.S.B

“…We studied the physicochemical, piezoelectric and dielectric properties of collagen–natural rubber (NR) films. The piezoelectric strain tensor element d 14,…”
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Study of the dielectric and magnetic properties of Co2Y, Y-type hexaferrite (Ba2CO2Fe12O22) added with PbO and Bi2O3 in the RF frequency range by PIRES JUNIOR, G. F. M, RODRIGUES, H. O, ALMEIDA, J. S, SANCHO, E. O, GOES, J. C, COSTA, M. M, DENARDIN, J. C, SOMBRA, A. S. B

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Polyanionic collagen membranes for guided tissue regeneration: Effect of progressive glutaraldehyde cross-linking on biocompatibility and degradation by Veríssimo, D.M., Leitão, R.F.C., Ribeiro, R.A., Figueiró, S.D., Sombra, A.S.B., Góes, J.C., Brito, G.A.C.

“…The ultimate goal of periodontal therapy is to control periodontal tissue inflammation and to produce predictable regeneration of that part of the periodontium…”
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DC conductivity and dielectric permittivity of collagen–chitosan films by Lima, C.G.A., de Oliveira, R.S., Figueiró, S.D., Wehmann, C.F., Góes, J.C., Sombra, A.S.B.

“…In this paper we studied the physicochemical and dielectric properties of collagen–chitosan films, considering the development of new biomaterials which have…”
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Study of the dielectric and magnetic properties of Co 2Y, Y-type hexaferrite (Ba 2Co 2Fe 12O 22) added with PbO and Bi 2O 3 in the RF frequency range by Pires, G.F.M., Rodrigues, H.O., Almeida, J.S., Sancho, E.O., Góes, J.C., Costa, M.M., Denardin, J.C., Sombra, A.S.B.

“…In this paper the magnetic and dielectric properties of Y-type hexaferrite (Co 2Y:Ba 2Co 2Fe 12O 22) added with 3, 5 and 10 wt.% of PbO and Bi 2O 3, obtained…”
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Structural properties study of the magneto-dielectric composite: Cr 0.75Fe 1.25O 3 (CRFO):Fe 0.5Cu 0.75Ti 0.75O 3(FCTO) by Rocha, H.H.B., Freire, F.N.A., Silva, R.R., Gouveia, D.X., Sasaki, J.M., Santos, M.R.P., Góes, J.C., Sombra, A.S.B.

“…The structural properties of a magneto-dielectric composite based on the polycrystalline phases (Cr 0.75Fe 1.25O 3) CRFO100 and (Fe 0.5Cu 0.75Ti 0.75O 3)…”
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Dielectric properties of BaTiO3 (BTO)–CaCu3Ti4O12 (CCTO) composite screen-printed thick films for high dielectric constant devices in the medium frequency (MF) range by Almeida, A.F.L., Fechine, P.B.A., Góes, J.C., Valente, M.A., Miranda, M.A.R., Sombra, A.S.B.

“…In this paper, we will study the effect of the presence of CCTO (CaCu3Ti4O12) in the dielectric permittivity and loss of barium titanate (BTO-BaTiO3) thick…”
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Microstructure and magneto-dielectric properties of ferrimagnetic composite GdIGx:YIG1―x at radio and microwave frequencies by FECHINE, P. B. A, PEREIRA, F. M. M, SANTOS, M. R. P, FILHO, F. P, DE MENEZES, A. S, DE OLIVEIRA, R. S, GOES, J. C, CARDOSO, L. P, SOMBRA, A. S. B

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Microstructure and magneto-dielectric properties of ferrimagnetic composite GdIG X :YIG 1− X at radio and microwave frequencies by Fechine, P.B.A., Pereira, F.M.M., Santos, M.R.P., Filho, F.P., de Menezes, A.S., de Oliveira, R.S., Góes, J.C., Cardoso, L.P., Sombra, A.S.B.

“…The gadolinium iron garnet (GdIG, Gd 3Fe 5O 12) and yttrium iron garnet (YIG, Y 3Fe 5O 12), and their GdIG X :YIG 1− X composites, were obtained by a new…”
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Structural properties of CaCu3Ti4O12 obtained by mechanical alloying by ALMEIDA, A. F. L, DE OLIVEIRA, R. S, GOES, J. C, SASAKI, J. M, SOUZA, A. G, MENDES, J. FILHO, SOMBRA, A. S. B

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Structural properties study of the magneto-dielectric composite: Cr0.75Fe1.25O3 (CRFO):Fe0.5Cu0.75Ti0.75O3(FCTO) by ROCHA, H. H. B, FREIRE, F. N. A, SILVA, R. R, GOUVEIA, D. X, SASAKI, J. M, SANTOS, M. R. P, GOES, J. C, SOMBRA, A. S. B

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Hydroxyapatite screen-printed thick films: optical and electrical properties by Silva, C.C., Rocha, H.H.B., Freire, F.N.A., Santos, M.R.P., Saboia, K.D.A., Góes, J.C., Sombra, A.S.B.

“…In this paper, we did a study on the structural and electrical properties of bioceramic hydroxiapatite (HA) thick films. The films were prepared in two layers…”
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Microwave preparation, structure and electrical properties of calcium–sodium–phosphate biosystem by Silva, C.C., Graça, M.P.F., Valente, M.A., Góes, J.C., Sombra, A.S.B.

“…The hydroxyapatite biomaterial (Ca10(PO4)6(OH)2 – HAP) is the main mineral constituent of teeth and bones, with excellent biocompatibility with hard and muscle…”
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On the dielectric behaviour of collagen–algal sulfated polysaccharide blends: Effect of glutaraldehyde crosslinking by Figueiró, S.D., Macêdo, A.A.M., Melo, M.R.S., Freitas, A.L.P., Moreira, R.A., de Oliveira, R.S., Góes, J.C., Sombra, A.S.B.

“…In this paper, impedance measurements in the frequency range from 10 − 2 to 10 6 Hz are presented for collagen and algal sulfated polysaccharide crosslinked…”
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Sintering of nanoparticles of α-Fe2O3 using gelatin by de Menezes, A.S., Remédios, C.M.R., Sasaki, J.M., da Silva, L.R.D., Góes, J.C., Jardim, P.M., Miranda, M.A.R.

“…We have demonstrated in this work that single phase of α-Fe2O3 nanoparticle can be prepared using gelatin. It was characterized by X-ray powder diffraction…”
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Influence of the addition of CaTiO3 on the microwave dielectric properties of the BaMoO4 matrix by Nobrega, F.A.C., Abreu, R.F., Colares, D.da M., Silva, M.A.S., do Carmo, F.F., Abreu, T.O., do Nascimento, J.P.C., Sales, J.C., Silva, R.S., Goes, J.C., Sombra, A.S.B.

“…This work presents the study of the dielectric properties in the microwave region (MW) of BaMoO4 ceramic and composites with CaTiO3 (CTO). The BaMoO4 matrix…”
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