Search Results - "de Carvalho, M.G."

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    Biflavonoids and a glucopyranoside derivative from Ouratea semiserrata by Velandia, J.R, Carvalho, M.G. de, Braz-Filho, R, Werle, A.A

    Published in Phytochemical analysis (01-09-2002)
    “…Two new biflavonoids, 5‐hydroxy‐7‐methoxyflavone‐(4′ → O → 8″)‐4‴,5″,7″‐trihydroxyflavone and 5‐hydroxy‐7‐methoxyflavone‐(4′ → O →…”
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    Journal Article
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    A biflavonoid from Luxemburgia nobilis as inhibitor of DNA topoisomerases by Oliveira, Marcia C, de Carvalho, Mario G, Grynberg, Noema F, Brioso, Paulo S

    Published in Planta medica (01-06-2005)
    “…The biflavonoid 2'',3''-diidroochnaflavone ( 1), isolated from the leaves of Luxemburgia nobilis, was cytotoxic to murine Ehrlich carcinoma (IC50 = 17.2…”
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    Journal Article
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    Heterogeneous Catalysis Afford Biodiesel of Babassu, Castor oil and Blends by Carvalho, Lee M. G. de, Abreu, Wiury C. de, Silva, Maria das Graças de O. e, Lima, José Renato de O., Oliveira, José Eduardo de, Matos, José Milton E. de, Moura, Carla V. R. de, Moura, Edmilson M. de

    Published in Journal of the Brazilian Chemical Society (01-04-2013)
    “…This work describes the preparation of babassu, castor oil biodiesel and mixtures in various proportions of these oils, using alkaline compounds of strontium…”
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    Synthesis and characterization of polyesters from glycerol by-product of biodiesel production by Moura, Carla V. Rodarte de, Nunes, Antonia S. L., Moita Neto, Jose M., Neres, Haroldo L. S., Carvalho, Lee M. G. de, Moura, Edmilson M. de

    Published in Journal of the Brazilian Chemical Society (01-07-2012)
    “…Glycerol, a by-product from biodiesel production can react with di-carboxylic organic acids, resulting in polyesters, and can be used in the composition of…”
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    A flavone dimer from Ouratea hexasperma by Moreira, Isabel C, de Carvalho, Mário G, Bastos, Ana Beatriz F.O, Braz-Filho, Raimundo

    Published in Phytochemistry (Oxford) (01-07-1999)
    “…From the leaves of Ouratea hexasperma, the flavone dimer 4′,5,7-trihydroxyflavone-(6→8″)-4‴,5″-dihydroxy-7″-methoxyflavone was isolated in addition to methyl…”
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    Faceting evolution during self-assembling of InAs/InP quantum wires by Gutiérrez, H. R., Cotta, M. A., de Carvalho, M. M. G.

    Published in Applied physics letters (03-12-2001)
    “…The self-assembling of InAs quantum wires on (001) InP substrates during chemical beam epitaxy has been studied. The samples were characterized by reflection…”
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    Evidence of formation of Si-C bonds during growth of Si-doped III-V semiconductor compounds by Bettini, J., de Carvalho, M. M. G

    Published in Applied physics letters (11-04-2005)
    “…In this work, we demonstrate that Si-C bonds are formed in III-V semiconductor compounds grown by chemical beam epitaxy. Our results suggest that the formation…”
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    Spatial ordering in InP/InGaP nanostructures by Bortoleto, J. R. R., Gutiérrez, H. R., Cotta, M. A., Bettini, J., Cardoso, L. P., de Carvalho, M. M. G.

    Published in Applied physics letters (19-05-2003)
    “…We report the observation of a spatially-ordered bidimensional array of self-assembled InP quantum dots grown on slightly In-rich InGaP layers. The alignment…”
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    Role of V/III ratio on atomic ordering and surface morphology of InGaP layers grown by chemical beam epitaxy by Bettini, J., de Carvalho, M.M.G., Cotta, M.A., Ugarte, D.

    Published in Surface science (10-08-2003)
    “…In this work, the ordering of In 0.5Ga 0.5P layers grown by chemical beam epitaxy on GaAs(0 0 1) substrates was studied as a function of V/III ratio. Samples…”
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    Vertical stacks of InAs quantum wires in an InP matrix by Gutiérrez, H.R., Cotta, M.A., de Carvalho, M.M.G.

    Published in Journal of crystal growth (01-06-2003)
    “…In this work, multilayered films—consisting of layers of self-assembled InAs quantum wires separated by InP spacers—were deposited on (0 0 1) InP substrates…”
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    Anisotropic unstable and stable growth of homoepitaxial (1 0 0) InP films by Bortoleto, J.R.R, Cotta, M.A, de Carvalho, M.M.G

    Published in Surface science (01-08-2002)
    “…An extended study on the dynamics of growth of homoepitaxial InP films by chemical beam epitaxy is presented. Different morphologies (from layered to mounded)…”
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    Residual carbon and carrier concentration in InGaP layers grown by chemical beam epitaxy by Bettini, J., de Carvalho, M.M.G., Pudenzi, M.A.A., Laureto, E., Meneses, E.A.

    Published in Thin solid films (01-04-2003)
    “…In this work we present a study on the carbon incorporation in InGaP layers grown by Chemical Beam Epitaxy as a function of growth temperature. Hall…”
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    Evidence of Be3P2 formation during growth of Be-doped phosphorus-based semiconductor compounds by de Carvalho, M. M. G., Betinni, J., Pudenzi, M. A. A, Cardoso, L. P., Cotta, M. A.

    Published in Applied physics letters (14-06-1999)
    “…In this work, we present evidence that Be3P2 microcrystals are formed in Be-doped phosphorus-based semiconductor compounds grown by chemical beam epitaxy. Our…”
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    Strong spatial beryllium doping selectivity on InGaP layers grown on pre-patterned GaAs substrates by chemical beam epitaxy by de Castro, M.P.P., von Zuben, A.A., Frateschi, N.C., Santo, L.L.E., Galvão, D.S., Bettini, J., de Carvalho, M.M.G.

    Published in Journal of crystal growth (01-06-2004)
    “…We present an investigation of beryllium doping selectivity in InGaP layers grown by chemical beam epitaxy on pre-patterned substrates. We observed a…”
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    Learning to deduplicate by de Carvalho, Moisés G., Gonçalves, Marcos André, Laender, Alberto H. F., da Silva, Altigran S.

    “…Identifying record replicas in Digital Libraries and other types of digital repositories is fundamental to improve the quality of their content and services as…”
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    Conference Proceeding