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Síntese e caracterização de nanocompósitos magnéticos e sua aplicação na despoluição de águas
(Universidade Federal de São Carlos, 2009-03-05)
The development of new materials should seek to products
whose properties are integrated to enable that processes of interest are implemented efficiently. Thus, in the search for new heterogeneous catalysts, a challenge ...
Avaliação química de solos tratados com vinhaça e cultivados com alfafa
(Universidade Federal de São Carlos, 2008-07-29)
It is fundamental the presence of nutrients in the soil to assure its good quality and performance. If the soil is not able to supply the adequate levels of nutrients that the plants need to survive, these nutrients have ...
Síntese do feromônio sexual e respostas eletrofisiológicas frente ao óleo essencial de Psidium guajava de Tryrinteina arnobia
(Universidade Federal de São Carlos, 2008-09-16)
The study of semiochemicals involves the knowledge of different interaction levels between organisms and allows us to understand communication mechanisms and the action of specific compounds in the insect behavior. The ...
Estudo fitoquímico de Euxylophora paraensis e avaliação das substâncias isoladas frente à enzima gliceraldeído-3-fosfato desidrogenase de Trypanosoma cruzi
(Universidade Federal de São Carlos, 2008-08-22)
This work describe the phytochemical study of bark and leaves of the specie E. paraensis (Rutaceae). This dissertation aims at contributing with the chemistry of the Rutaceae family and evaluation of the antichagasic ...
Estudos de separação enantiosseletiva para uma série de sulfóxidos quirais em colunas poliméricas
(Universidade Federal de São Carlos, 2010-03-12)
The liquid chromatography enantiomeric separation of a series of seventeen chiral sulfoxides was systematically investigated using multimodal elution with the new synthetic polymeric stationary phases based on monomers ...
Síntese não aquosa de nanocristais de óxidos metálicos
(Universidade Federal de São Carlos, 2008-11-28)
Nonaqueous synthesis routes to obtain metal oxide nanoparticles are a valuable alternative to the aqueous sol-gel processes, offering advantages such as high crystallinity at low temperatures and ability to control the ...
Pesquisa participativa no Rio São Francisco, região de Três Marias-MG: contaminação ambiental e comunidade pesqueira
(Universidade Federal de São Carlos, 2007-05-12)
The increasing public recognition of environmental degradation and inequitable use of natural resources drives the search for environmentally sustainable and socially equitable resource utilization. In this search context ...
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 ...
Determinação espectofométrica de hipoclorito em alvejantes e cloro em águas de abastecimento empregando sistema em fluxo por multicomutação e células convencional e de longo caminho óptico
(Universidade Federal de São Carlos, 2008-02-18)
A multicommutation flow system for the spectrophotometric determination of hypochlorite in bleaching products using a cell with pathlength of 1 cm is proposed in this work. In this system, N,N-diethyl-p-phenylenediamine ...
Avaliação do comportamento das elementos Ni, Rb e Se por espectrometria de absorção atômica com forno tubular na chama de aeressol térmico.
(Universidade Federal de São Carlos, 2006-06-30)
In the present work the behavior of the elements Ni, Rb, and Se was evaluated by thermospray flame furnace atomic absorption spectrometry (TS-FF-AAS). The arrangement of the TS-FF-AAS system consisted of a Ni tube located ...