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Resultados 21-30 de 63.
Resultados por ítem:
Fecha de publicaciónTítuloAutor(es)Tipo
2009Speciation of chromium in river water samples contaminated with leather effluents by flame atomic absorption spectrometry after separation/preconcentration by cloud point extractionMatos, Geraldo D.; Reis, Edmagno B. dos; Costa, Antonio Celso Spinola; Ferreira, Sergio Luis CostaArtigo de Periódico
2004Spectrofluorimetric determination of formaldehyde in air after collection onto silica cartridges coated with Fluoral PPinheiro, Heloísa Lúcia C.; Andrade, Marta Valéria Almeida Santana de; Pereira, Pedro Afonso de Paula; Andrade, Jailson Bittencourt deArtigo de Periódico
2004An alternative theoretical approach to describe planetary systems through a Schr€odinger-type diffusion equationOliveira Neto, M. de; Maia, L.A.; Carneiro, SauloArtigo de Periódico
2010Unusual calibration curves observed for iron using high-resolution continuum source graphite furnace atomic absorption spectrometryWelz, Bernhard; Santos, Lisia Maria Gobbo dos; Araujo, Rennan Geovanny Oliveira; Jacob, Silvana do C.; Vale, Maria Goreti R.; Okruss, Michael; Ross, Helmut BeckerArtigo de Periódico
2004Optimization of the preconcentration system of cadmium with 1(2-thiazolylazo)-p-cresol using a knotted reactor and flame atomic absorption spectrometric detectionCerutti, S.; Ferreira, Sergio Luis Costa; Gásquez, J. A.; Olsina, R. A.; Martinez, L. D.Artigo de Periódico
15-feb-2005Optimisation of focused-microwave assisted digestion procedure for Kjeldahl nitrogen determination in bean samples by factorial design and Doehlert designKorn, Maria das Graças Andrade; Santos, Wagna P. C. dos; Korn, Mauro; Ferreira, Sergio Luis CostaArtigo de Periódico
mar-2010Influence of the preparation methods and redox properties of Cu/ZnO/Al2O3 catalysts for the water gas shift reactionFigueiredo, Renan Tavares; Andrade, Heloysa Martins Carvalho; Fierro, José L.G.Artigo de Periódico
25-nov-2009Palladium–tin catalysts on conducting polymers for nitrate removalDodouche, Ibrahim; Barbosa, Danns Pereira; Varela, Maria do Carmo Rangel Santos; Epron, FlorenceArtigo de Periódico
nov-2000An environmental friendly dopant for the high-temperature shift catalystsAraújo, Genira Carneiro de; Varela, Maria do Carmo Rangel SantosArtigo de Periódico
2009Synthesis and characterization of trans-[Ru(NO)Cl(L)4](PF6)2 (L = isonicotinamide; 4-acetylpyridine) and related speciesCalandreli, Ivy; Oliveira, Fabiana de Souza; Liang, Guogang; Rocha, Zênis Novais da; Tfouni, EliaArtigo de Periódico

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