Search Results - "Archanjo, B.S"

Growth mechanisms of Ca- and P-rich MAO films in Ti-15Zr-xMo alloys for osseointegrative implants by Correa, D.R.N., Rocha, L.A., Ribeiro, A.R., Gemini-Piperni, S., Archanjo, B.S., Achete, C.A., Werckmann, J., Afonso, C.R.M., Shimabukuro, M., Doi, H., Tsutsumi, Y., Hanawa, T.

“…In this study, a micro-arc oxidation treatment was applied to Ti-15Zr-xMo (x = 0, 5, 10 and 15 wt%) alloys to produce porous oxide layers enriched with…”
Get full text

Linear carbon chains encapsulated in multiwall carbon nanotubes: Resonance Raman spectroscopy and transmission electron microscopy studies by Andrade, N.F., Vasconcelos, T.L., Gouvea, C.P., Archanjo, B.S., Achete, C.A., Kim, Y.A., Endo, M., Fantini, C., Dresselhaus, M.S., Souza Filho, A.G.

“…In this paper we report the characterization of linear carbon chains encapsulated in multiwalled carbon nanotubes by using Raman spectroscopy and transmission…”
Get full text

New transfer method of CVD-grown graphene using a flexible, transparent and conductive polyaniline-rubber thin film for organic electronic applications by de Castro, R.K., Araujo, J.R., Valaski, R., Costa, L.O.O., Archanjo, B.S., Fragneaud, B., Cremona, M., Achete, C.A.

“…[Display omitted] •Transparent and conductive graphene–rubber electrode is proposed.•Graphene/EPDM–PAni electrode is ready to be used in organic electronic…”
Get full text

Microscopy and spectroscopy analysis of carbon nanostructures in highly fertile Amazonian anthrosoils by Jorio, A., Ribeiro-Soares, J., Cançado, L.G., Falcão, N.P.S., Dos Santos, H.F., Baptista, D.L., Martins Ferreira, E.H., Archanjo, B.S., Achete, C.A.

“…► Interdisciplinary nanotechnology approach to study Amazonian Dark Earth carbon. ► Electron microscopy/diffraction gives the chemical contents and morphology…”
Get full text

The High performance of nanocrystalline CVD diamond coated hip joints in wear simulator test by Maru, M.M., Amaral, M., Rodrigues, S.P., Santos, R., Gouvea, C.P., Archanjo, B.S., Trommer, R.M., Oliveira, F.J., Silva, R.F., Achete, C.A.

“…The superior biotribological performance of nanocrystalline diamond (NCD) coatings grown by a chemical vapor deposition (CVD) method was already shown to…”
Get full text

Micro-arc oxidation as a tool to develop multifunctional calcium-rich surfaces for dental implant applications by Ribeiro, A.R., Oliveira, F., Boldrini, L.C., Leite, P.E., Falagan-Lotsch, P., Linhares, A.B.R., Zambuzzi, W.F., Fragneaud, B., Campos, A.P.C., Gouvêa, C.P., Archanjo, B.S., Achete, C.A., Marcantonio, E., Rocha, L.A., Granjeiro, J.M.

“…Titanium (Ti) is commonly used in dental implant applications. Surface modification strategies are being followed in last years in order to build Ti…”
Get full text

Morphology, crystalline structure and thermal properties of PEO/MEEP blends by Silva, V.P.R., Silva, G.G., Caliman, V., Rieumont, J., de Miranda-Pinto, C.O.B., Archanjo, B.S., Neves, B.R.A.

“…Poly(ethylene oxide) and poly[bis[2-(2′-methoxyethoxy) ethoxy] phosphazene], PEO/MEEP, polymer blends were investigated by thermal analysis, X-ray diffraction,…”
Get full text

Structural analysis of polycrystalline graphene systems by Raman spectroscopy by Ribeiro-Soares, J., Oliveros, M.E., Garin, C., David, M.V., Martins, L.G.P., Almeida, C.A., Martins-Ferreira, E.H., Takai, K., Enoki, T., Magalhães-Paniago, R., Malachias, A., Jorio, A., Archanjo, B.S., Achete, C.A., Cançado, L.G.

“…A theoretical model supported by experimental results explains the dependence of the Raman scattering signal on the evolution of structural parameters along…”
Get full text

Nanoscale analyses of the surface structure and composition of biochars extracted from field trials or after co-composting using advanced analytical electron microscopy by Archanjo, B.S., Mendoza, M.E., Albu, M., Mitchell, D.R.G., Hagemann, N., Mayrhofer, C., Mai, Thi Lan Anh, Weng, Zhe, Kappler, A., Behrens, S., Munroe, P., Achete, C.A., Donne, S., Araujo, J.R., van Zwieten, L., Horvat, J., Enders, A., Joseph, S.

“…Biochars have been recognized as an important material to improve soil properties. In a number of studies their beneficial properties have been found to…”
Get full text

Reproducible low Gilbert damping yttrium iron garnet by magnetron sputtering by Torrão, R., Alves, O.C., Archanjo, B.S., Sampaio, L.C., Garcia, F.

“…Reproducible growth of single-crystalline (111) yttrium iron garnet (YIG) with very low Gilbert damping (α) has been reported by the use of several techniques,…”
Get full text

The fundamental role of Ta diffusion on the high coercivity of Ta/SmCo5/Ta and Ta/Sm2Co17/Ta films by Carvalho, T.C., Simão, R.A., Archanjo, B.S., Araújo, J.R., Pereira, K.F. X., Barthem, V.M.T. S.

“…The fundamental contribution of the Ta layer to the highly coercive Ta/SmCo / Ta films was investigated. A room temperature coercivity value of 4.5 T was…”
Get full text

High-performance electrochemical sensor based on molecularly imprinted polypyrrole-graphene modified glassy carbon electrode by Oliveira, S.M., Luzardo, J.M., Silva, L.A., Aguiar, D.C., Senna, C.A., Verdan, R., Kuznetsov, A., Vasconcelos, T.L., Archanjo, B.S., Achete, C.A., D'Elia, Eliane, Araujo, J.R.

“…•Selectively determination of ascorbic acid using molecularly imprinted polypyrrole.•Determination of ascorbic acid in presence of dopamine and uric acid…”
Get full text

Mo-doped WO3 nanowires for adsorbing methylene blue dye from wastewater by Silveira, J. V., Moraes, E. C., Moura, J. V. B., Ghosh, A., Senna, C. A., Archanjo, B. S., Vasconcelos, T. L., Souza Filho, A. G., Freire, P. T. C., Luz-Lima, C.

“…Doping tungsten oxide with other metals is a promising approach for obtaining improved properties as compared with its undoped counterpart. Here, the effect of…”
Get full text

Quantum corrections to conductivity in graphene with vacancies by Araujo, E.N.D., Brant, J.C., Archanjo, B.S., Medeiros-Ribeiro, G., Alves, E.S.

“…In this work, different regions of a graphene device were exposed to a 30 keV helium ion beam creating a series of alternating strips of vacancy-type defects…”
Get full text

Electrochemical Response of Glassy Carbon Electrodes Modified using Graphene Sheets of Different Sizes by Castro, K.L.S., Oliveira, S.M., Curti, R.V., Araújo, J.R., Sassi, L.M., Almeida, C.M., Ferreira, E.H.M., Archanjo, B.S., Cabral, M.F., Kuznetsov, A., Sena, L.A., Achete, C.A., D’Elia, E.

“…In this study, we investigated the electrochemical behavior of reduced graphene oxide sheets (rGO) of different sizes deposited on glassy carbon electrodes…”
Get full text

Influence of particle size on the SARS-CoV-2 spike protein detection using IgG-capped gold nanoparticles and dynamic light scattering by Ligiero, C.B.P., Fernandes, T.S., D'Amato, D.L., Gaspar, F.V., Duarte, P.S., Strauch, M.A., Fonseca, J.G., Meirelles, L.G.R., Bento da Silva, P., Azevedo, R.B., Aparecida de Souza Martins, G., Archanjo, B.S., Buarque, C.D., Machado, G., Percebom, A.M., Ronconi, C.M.

“…Due to the unprecedented and ongoing nature of the coronavirus outbreak, the development of rapid immunoassays to detect severe acute respiratory syndrome…”
Get full text

Thermo-optical properties of silver and gold nanofluids by Moreira, Lyane M., Carvalho, E. A., Bell, M. J. V., Anjos, V., Sant’Ana, A. C., Alves, Ana Paula P., Fragneaud, B., Sena, L. A., Archanjo, B. S., Achete, C. A.

“…This work focuses on the study of thermal diffusivity and physical properties of nanofluids with very low concentrations of silver or gold nanoparticles…”
Get full text

High-field paramagnetic Meissner effect up to 14T in melt-textured YBa2Cu3O7–δ by Dias, F.T., Vieira, V.N., Wolff-Fabris, F., Kampert, E., Gouvêa, C.P., Campos, A.P.C., Archanjo, B.S., Schaf, J., Obradors, X., Puig, T., Roa, J.J., Sahoo, B.K.

“…•A persistent paramagnetic Meissner effect up to 14T.•The PME with a slight tendency to saturate in high magnetic fields.•Strong time effects causing a…”
Get full text

High-field paramagnetic Meissner effect up to 14 T in melt-textured YBa 2 Cu 3 O 7 – δ by Dias, F.T., Vieira, V.N., Wolff-Fabris, F., Kampert, E., Gouvêa, C.P., Campos, A.P.C., Archanjo, B.S., Schaf, J., Obradors, X., Puig, T., Roa, J.J., Sahoo, B.K.

Get full text

Nanoscale mapping of carbon oxidation in pyrogenic black carbon from ancient Amazonian anthrosols by Archanjo, B S, Baptista, D L, Sena, L A, Cançado, L G, Falcão, N P S, Jorio, A, Achete, C A

“…Understanding soil organic matter is necessary for the development of soil amendments, which are important for sustaining agriculture in humid tropical…”
Get more information