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Síntese assistida por microondas de LiMn2O4, caracterização e testes como catodo para dispositivos de armazenamento de energia
(Universidade Federal de São Carlos, 2011-03-02)
Lithium manganese oxide - LiMn2O4 - was produced by a microwaveassited solid state reaction. Solid mixtures containing LiOH.H2O and -MnO2 (synthesized electrolytically) underwent microwave irradiation for 3, 4 and ...
Estudo de alterações metabólicas nos fungos endofíticos Penicillium brasilianum e Penicillium griseoroseum
(Universidade Federal de São Carlos, 2011-08-26)
Microorganisms, known as being relatively simple, have shown a great adaptation power to different nutritional situations by changing their metabolism with lack or supply of nutrients in the culture medium. This feature ...
Uso de ICP OES para controle de qualidade na produção de fertilizantes
(Universidade Federal de São Carlos, 2011-12-02)
This research work employed an ICP OES with radial configuration for quality control in fertilizer production by the development of analytical procedures for the direct introduction of suspensions based fertilizers of Zn ...
Estudo da atividade biológica do motivo ECD do domínio tipo-desintegrina da botropasina
(Universidade Federal de São Carlos, 2011-05-10)
Integrins are cell surface receptors that mediate cell adhesion and platelet aggregation, although they do part of important physiological processes in the organism, are also related pathologies such as tumorigenesis, ...
Estudo do eletropolimento galvanostático de aço inoxidável AISI 304 utilizando soluções ácidas concentradas
(Universidade Federal de São Carlos, 2011-12-09)
Stainless steel has been the subject of numerous studies due to technological and economic importance. Features such as durability, corrosion and high temperatures resistances confer to the steel relevant applications in ...
Detecção e degradação eletroquímica do bisfenol A utilizando eletrodos de diamante dopado com boro
(Universidade Federal de São Carlos, 2011-02-25)
The electrochemical detection of bisphenol A (BPA) by differential pulse voltammetry (DPV) using a boron-doped diamond (BDD) electrode was developed. A 0.5 mol L 1 H2SO4 solution was used as supporting electrolyte and the ...
Avaliação da atividade catalítica de óxidos cerâmicos na conversão de óleos vegetais
(Universidade Federal de São Carlos, 2011-02-04)
Organic pollutants are one of the major problems related to water and environmental pollution. Nowadays, vegetable oils represent a considerable source for water contamination. The search for new strategies to provide an ...
Estudo fitoquímico de Astronium graveolens (Anacardiaceae) e da ação de seus constituintes sobre o formigueiro de Atta sexdens rubropilosa
(Universidade Federal de São Carlos, 2011-06-17)
Brazil has a rich fauna and flora, for these reasons it is called as mega-diverse country. This diversity enables the isolation and identification of substances that become promising in several areas and an example is the ...
Estudo de produtos naturais e derivados sintéticos buscando inibidores seletivos das catepsinas L e V
(Universidade Federal de São Carlos, 2011-01-31)
The present work describes the search of bioactive secondary metabolites in plant species of genus Zanthoxylum and synthetic derivatives seeking specific inhibitors of cathepsins L and V. The natural products are involved ...
Secagem de resíduos cítricos em secador rotativo
(Universidade Federal de São Carlos, 2011-03-03)
In this present work, an experimental study about simultaneous heat and mass transfer phenomena was carried out during the drying process of citric solid waste in a direct-heat contact semi-pilot rotary dryer, operating ...