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Síntese e propriedades fotocatalíticas do titanato de bismuto obtido pela rota dos complexos oxidantes de peróxido
(Universidade Federal de São Carlos, 2014-08-14)
The welfare of the population and technological progress of our society largely depend on the development and the intensive use of synthetic materials, generating a large amount of residual chemicals and high energy ...
Espectrometria de Emissão Atômica em Filamento de Tungstênio (WCAES) : potencialidades e aplicações
(Universidade Federal de São Carlos, 2012-11-14)
This thesis describes the analytical application of WCAES for the determination of Ca, Al, Cs, Sr and Cr in samples with different compositions. In all studies the observation zone of the detector related to the coil was ...
Desenvolvimento de métodos analíticos empregando a espectrometria de absorção atômica sequencial rápida com atomização em chama
(Universidade Federal de São Carlos, 2012-06-01)
The aim of this PhD thesis was to develop analytical methods employing fast sequential flame atomic absorption spectrometry (FS-FAAS). In the first part of this study, a fast and simple method is proposed for the determination ...
Desenvolvimento de processos químicos seguindo os princípios adotados pela química verde: redução e conversão de CO2 usando compostos de Mn(I)
(Universidade Federal de São Carlos, 2014-10-09)
Due to its versatile chemistry and ability to stabilize metals with low oxidation states, carbonyl compounds of transition metals play an important role in various fields of organometallic chemistry. In our research group, ...
Estudo de novas metodologias para realização de ensaios com a catepsina D na busca de inibidores
(Universidade Federal de São Carlos, 2015-02-06)
Cathepsin D is an aspartyl endopeptidase involved in many pathological processes when overexpressed. In addition, it is responsible for degradation of hemoglobin ingested by parasites of schistosomiasis. For these reasons ...
Desenvolvimento de métodos de pré-concentração para a determinação de elementos traço e especiação de cromo e arsênio em amostras agrícolas
(Universidade Federal de São Carlos, 2021-10-27)
Agricultural sustainable production is indispensable to meet the growing demand for food and nutritional control. The risk assessment associated with contamination by toxic elements in agricultural and aquaculture matrices ...
Influência de complexos polipiridínicos de Ru(II) no processo de agregação do peptídeo beta amiloide
(Universidade Federal de São Carlos, 2023-02-27)
Most neurodegenerative diseases are associated with abnormal protein aggregation. Amyloid proteins are highly prone to aggregation and, consequently, accumulate in the brain, disrupting synapses and causing neurotoxicity. ...
Desenvolvimento de sensores eletroquímicos utilizando nanomateriais para a determinação de espécies de interesse farmacêutico e ambiental
(Universidade Federal de São Carlos, 2014-07-25)
In this work the development of new sensors using nanomaterials is decribed. Glassy carbon electrode modified with gold nanoparticles and functionalized multi-walled carbon nanotubes within a dihexadecyl phosphate film was ...
Estudo químico de Xanthomonas citri subsp. citri e sua influência no perfil químico de Citrus sinensis
(Universidade Federal de São Carlos, 2014-12-17)
Citrus canker, caused by the bacteria Xanthomonas axonopodis pv. citri (Xac), is a disease that causes serious problems to the global citrus industry, especially to orange(Citrus sinensis). In this regard, this thesis ...
Estudos metabólicos, enzimáticos e genéticos do fungo endofítico Penicillium brasilianum
(Universidade Federal de São Carlos, 2014-03-31)
The project "Metabolic, enzymatic and genetic studies of the endophytic fungus P. brasilianum" resulted in biosynthetic studies of bisphenylpropanoid amides, the brasilimides, confirming the origin of these substances via ...