Browsing EQA - Artigos Publicados em Periódicos by Title

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  • Bittencourt, Viviane Conceição Duarte de; Gervini, Vanessa Carratu; Bresolin, Leandro; Locatelli, Aline; Oliveira, Adriano Bof de (2012)
    The title molecule, C5H5N5O3S, is approximately planar, with a maximum deviation from the mean plane through the non-H atoms of 0.182 (3) Å for the amine N atom. In the crystal, molecules are connected via N-H...O and ...
  • Oliveira, Adriano Bof de; Farias, Renan Lira de; Nather, Christian; Jess, Inke; Bresolin, Leandro (2013)
    In the title compound, C10H11N3O2S, the 1,3-benzodioxole and hydrazinecarbothioamide fragments are nearly planar [(mean deviations from planarity for non-H atoms of 0.0325 (12) Å and 0.0707 (10) Å, respectively] and subtend ...
  • Pederzolli, Fernanda Rosi Soares; Bresolin, Leandro; Beck, Johannes; Daniels, Jorg; Oliveira, Adriano Bof de (2012)
    The reaction of 5-bromosalicylaldehyde thiosemicarbazone with nickel acetate tetrahydrate and pyridine yielded the title compound, [Ni(C8H6BrN3OS)(C5H5N)]. The NiII atom is four-coordinated in a square-planar environment ...
  • Pederzolli, Fernanda Rosi Soares; Bresolin, Leandro; Gervini, Vanessa Carratu; Locatelli, Aline; Oliveira, Adriano Bof de (2011)
    In the crystal structure of the title compound, C9H7BrN4OS·C2H3N, the molecules are connected via N-H...O and N-H...S interactions into zigzag chains perpendicular to [001]. The molecules in these chains are additionally ...
  • Bandeira, Katlen Crhistian Tribuzy; Bresolin, Leandro; Nather, Christian; Jess, Inke; Oliveira, Adriano Bof de (2013)
    The title molecule, C9H7BrN4OS, is essentially planar [r.m.s. deviation = 0.066 (2) Å], the maximum deviation from the mean plane through the non-H atoms being 0.190 (3) Å for the terminal amine N atom. In the crystal, ...
  • Bandeira, Katlen Crhistian Tribuzy; Bresolin, Leandro; Beck, Johannes; Daniels, Jorg; Oliveira, Adriano Bof de (2011)
    In the title molecule, C9H7N5O3S, there is an intramolecular N-H...O. The molecule is essentially planar, with the maximum deviation from the mean plane of the 18 non-H atoms being 0.135 (2) Å for the amine N atom. In the ...
  • Nobre, Sabrina Madruga; Costa, Daniel Pereira da; Lisboa, Bruna Gonçalves; Vicenti, Juliano Rosa de Menezes; Back, Davi Fernando (Acta Crystallographica Section E, 2013)
    The asymmetric unit of the title compound, C16H16N2O4, contains one half-molecule, the whole molecule being generated by an inversion center located at the mid-point of the C-C bond of the central ethane group. An ...
  • Santos, Fabiane Binsfeld Ferreira dos; Barrero, Fernando Vidal; Souza, Antônio Augusto Ulson de; Souza, Selene Maria de Arruda Guelli Ulson de (EDGRAF, 2007)
    A tecnologia de dessulfurização úmida abrange aproximadamente 87% do mercado mundial (SOUD, 2000), especialmente a que utiliza calcário como reagente absorvente, sendo particularmente empregada em grandes centrais ...
  • Burkert, Janaina Fernandes de Medeiros; Fonseca, Renata Aline dos Santos da; Moraes, Jaqueline Oliveira de; Sganzerla, Janaína; Kalil, Susana Juliano; Burkert, Carlos André Veiga (2012)
    A procura por alimentos funcionais, como leites fermentados com culturas microbianas probióticas, aumentou o interesse em pesquisas para manter estes micro-organismos viáveis no produto. Neste sentido, o objetivo ...
  • Pagnussatt, Fernanda Arnhold; Bretanha, Cristiana Costa; Meza, Silvia Leticia Rivero; Buffon, Jaqueline Garda; Furlong, Eliana Badiale (2013)
    The application of natural antifungal substances is motivated by the need for alternatives to existing methods that are not always applicable, efficient, or that do not pose risk to consumers or the environment. Furthermore, ...
  • Cabrera, Liziara da Costa; Baumgarten, Maria da Graça Zepka; Niencheski, Luis Felipe Hax; Spengler, Ângela (EDGRAF, 2006)
    O sulfato é um íon abundante na água do mar, no entanto sua concentração diminui em águas estuarinas, seja pelo efeito da diluição devido à entrada de água doce ou pela redução a sulfeto. Dessa forma, a determinação de ...
  • Pinto, Luiz Antonio de Almeida; Picci, Jeferson Steffanello; Dotto, Guilherme Luiz (Abeq, 2011)
    Chitosan is a natural polymer that has been employed in dye adsorption. In this work, adsorption and thermodynamic data for the interaction of FD&C Red n° 40 food dye with chitosan in aqueous solutions were investigated. ...
  • Manera, Ana Paula; Kamimura, Eliana Setsuko; Brites, Luciana Machado; Kalil, Susana Juliano (2008)
    Amyloglucosidase enzyme was produced by Aspergillus niger NRRL 3122 from solid-state fermentation, using deffated rice bran as substrate. The effects of process parameters (pH, temperature) in the equilibrium partition ...
  • Dotto, Guilherme Luiz; Pinto, Luiz Antonio de Almeida (Elsevier, 2011)
    Adsorption of food dyes acid blue 9 and food yellow 3 onto chitosan was optimized. Chitosan was obtained from shrimp wastes and characterized.Afull factorial design was used to analyze the effects of pH, stirring rate and ...
  • Teixeira, Gilson Gonçalves; Carvalho, Renato Visentainer; Costa, Jorge Alberto Vieira (2007)
    O arroz irrigado é uma das mais importantes culturas de grãos do Rio Grande do Sul. O objetivo desse trabalho foi avaliar a cultura em transição para o cultivo orgânico quanto ao balanço emergético e econômico e compará-lo ...
  • Pinto, Leandro Conceição; Boeira, Lucas; Silvestrini, Jorge Hugo; Schettini, Edith Beatriz Camaño (EDGRAF, 2008)
    Neste trabalho foi estudado o escoamento bidimensional de um fluido incompressível ao redor de um cilindro em movimento forçado. Foram analisados os fenômenos que ocorrem nos escoamentos em torno de estruturas ...
  • Leite, Clarice Caldeira; Buffon, Jaqueline Garda; Fagundes, Carlos Alberto; Furlong, Eliana Badiale (2012)
    This study validated a simple and applied method for determining mycotoxins aflatoxin B1, aflatoxin B2, ochratoxin A, zearalenone and deoxynivalenol, in water from the rice production chain. Five solvent combinations for ...
  • Moraes, Roque; Galiazzi, Maria do Carmo (2006)
    O artigo, resultado de pesquisa qualitativa de dissertações e relatos de mestres que utilizaram a análise textual discursiva como ferramenta analítica, descreve a análise textual discursiva como procedimento de pesquisa ...
  • Chalhub, Daniel José Nahid Mansur; Sphaier, Leandro Alcofarado (EDGRAF, 2010)
    The current work provides a comparison between two different methodologies for solving convection-diffusion problems: the Generalized Integral Transform Technique (GITT) and the Finite Volumes Method (FVM). The problem ...
  • Dotto, Guilherme Luiz; Pinto, Luiz Antonio de Almeida (2012)
    In this research, the mass transfer kinetics for the biosorption of synthetic dyes (acid blue 9 and FD&C red no. 40) by Spirulina platensis nanoparticles was analyzed under different experimental conditions. The external ...

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