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Now showing items 11-20 of 654
Síntese de triazóis e análise estrutural de compostos organocalcogenetos triazólicos
(Universidade Federal de São Carlos, 2013-05-20)
In this study, we developed a synthetic route for obtaining new class of 1,2,3- triazole compounds. In the synthesis of these compounds were used flexible and modular methodologies, allowing to obtain a large number of ...
Produtos naturais e derivados, complexação com o rutênio visando aumento da atividade citotóxica
(Universidade Federal de São Carlos, 2015-02-26)
This work involves the synthesis and characterization of three new series of ruthenium complexes containing gallic acid and derivatives cinnamic acid and salicylic acid and derivatives, as these ligands exhibit interesting ...
Aplicação de métodos quimiométricos de calibração e resolução multivariada de curvas em espectroscopia Raman para Análise qualitativa e quantitativa de polimorfismo em carbamazepina, clopidogrel e ezetimiba
(Universidade Federal de São Carlos, 2015-07-31)
In this work were used chemometric tools like PLS, iPLS to perform multivariate calibration of ternary and binary mixtures of polymorphs of carbamazepine, ezetimibe and Clopidogrel. Initially were synthesized two polymorphs ...
Desenvolvimento de filmes nanocompósitos contendo purê de vegetais para aplicação como embalagem comestível
(Universidade Federal de São Carlos, 2015-03-27)
Petroleumderived packaging are neither renewable nor biodegradable. Based on it, recent studies have been focused in biopolymer-based packaging, such as in
polysaccharides (e.g., pectin and chitosan), due to their good ...
Estudo de longa duração da distribuição espaço-temporal de nutrientes no rio do Monjolinho, São Carlos - São Paulo
(Universidade Federal de São Carlos, 2015-06-26)
In this study, it was made the determination of nutrients (in the forms of orthophosphate,
total phosphorus, nitrogen series, total nitrogen and total dissolved carbon) and
physicochemical variables in surface waters and ...
Desenvolvimento e validação de metodologias analíticas para quantificação de mercúrio total e metilmercúrio em água utilizando a técnica de fluorescência atômica do vapor frio
(Universidade Federal de São Carlos, 2016-02-23)
In this work, we used the cold vapour atomic fluorescence spectrometer technique
for quantification of total mercury and methylmercury. The importance of quantification
of total mercury in water is associated with toxicity ...
Abordagens sintéticas visando a preparação de bacterioclorinas de alta conjugação
(Universidade Federal de São Carlos, 2016-02-12)
Bacteriochlorins are porphyrin derivatives containing two reduced
peripheral double bonds (FIGURE 1). These compounds present, as their main
properties, intense absorption bands close to the Near Infrared (NIR, 750-900
nm) ...
Reatividade das nanopartículas de dióxido de titânio com a superfície modificada por grupos peróxo
(Universidade Federal de São Carlos, 2016-01-11)
The welfare of the human population depends of the
technological and scientific development. However, this model of economic
growth has generated a huge ecological impact. For this reason, it is necessary
new and more ...
Investigação do processo de corrosão do aço API 5L_X65 em meio de bicarbonato e cloreto utilizando serie temporal de imagens
(Universidade Federal de São Carlos, 2014-11-21)
The carbon steel corrosion process used at in machines and pipelines of oil fields is mainly attributed to the presence of CO2, and H2S dissolved at solution. These compounds usually can to carry the corrosion type more ...
Síntese, caracterização e estudo das propriedades fotoeletrocatalíticas dos fotoanodos BiVO4 e BiVO4/FeOOH
(Universidade Federal de São Carlos, 2015-11-27)
Among the variety of semiconductor materials investigated to apply in electrochemical cells bismuth vanadate (BiVO4) is one of the candidate which would be used as photoanode. Thus, this study aimed to synthesize thin films ...