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Now showing items 31-40 of 61
Teores dos elementos químicos essenciais e tóxicos na rastreabilidade da carne bovina
(Universidade Federal de São Carlos, 2012-02-15)
The objective of this work was to develop methodologies for the determination of inorganic constituents in meat sample and the study of correlations between samples with chemical elements profile, especially Nelore samples ...
Novas rotas para a síntese hidrotérmica de nanoestruturas de óxidos de titânio
(Universidade Federal de São Carlos, 2012-02-28)
The development of new materials has been a major focus of modern science. In order to obtain materials with desired features, studies about synthesis are necessary for a better understanding of their synthetic processes. ...
Estudo de metabólitos secundários de Ruta graveolens como inibidores da fotossíntese
(Universidade Federal de São Carlos, 2012-12-09)
In this work were isolated eighteen secondary metabolites from Ruta graveolens (Rutaceae), eleven alkaloids (five akridonic, five quinolinics and one quinolonic) and seven furanocoumarins. Thirteen compounds had their ...
Desenvolvimento e aplicação de biorreatores capilares para a triagem de ligantes de Purina Nucleosídeo Fosforilases
(Universidade Federal de São Carlos, 2012-02-28)
Purine Nucleoside Phosphorylases (PNPs) are key enzymes of the purine salvage pathway, and therefore are considered attractive targets for new drugs search. In this context, the development of effective and selective ...
Modificação das propriedades dos polímeros comerciais de SBR e NBR a partir da incorporação de nanopartículas sintéticas
(Universidade Federal de São Carlos, 2012-03-23)
Numerous efforts have focused on the search for new materials involving lower cost, greater durability and, especially, lower environmental impact. In this sense, polymer nanocomposites have become the focus of many research ...
Análise quimiométrica de méis brasileiros
(Universidade Federal de São Carlos, 2012-02-27)
In this research, analytical procedures are proposed for the determination of inorganic constituents in honey samples from different Brazilian regions, by using the technique of Inductively Coupled Plasma Mass Spectrometry ...
Síntese eletroquímica e caracterização de filmes finos de CdZnTe
(Universidade Federal de São Carlos, 2012-01-27)
Studies on the electrodeposition of semiconductor films has been developed primarily for the binary chalcogenides. However, there are several ternary systems that are poorly researched and have broad application spectrum, ...
Método solvotérmico assistido por micro-ondas aplicado à obtenção de nanocristais de ITO : deposição e caracterização de filmes de ITO
(Universidade Federal de São Carlos, 2012-02-17)
The formation of In1-xSnxO2 (ITO) nanocrystals through the conversion of radiant energy into heat has been studied by using an adapted domestic microwave oven. The formation of powder was obtained by heating the oven to ...
Textos de divulgação científica para o ensino de química: características e possibilidades
(Universidade Federal de São Carlos, 2012-05-18)
In recent years, researchers in science education have showed the potential of popular science texts (PST) to promote several benefits to students. Thus, investigated in this work aspects that may contribute to the discussion ...
Cromatografia quiral em escala preparativa: estudo de casos e aplicação
(Universidade Federal de São Carlos, 2012-05-25)
Different types of preparative chromatography techniques were applied to the enantiomeric purification of a series of chiral drugs. The efficiency of multicolumn chromatography with variable zones (VARICOL®) process and ...