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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 ...
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 ...
Proposição de valores de referência para concentração de metais e metalóides em sedimentos limnicos e fluviais da bacia hidrográfica do Rio Tietê, SP
(Universidade Federal de São Carlos, 2003-09-12)
This project represents the first efforts in Brazil in the proposition and establishment of reference concentration values for metals and metalloids in limnic and fluvial sediments. The selected study site is the Tietê ...
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 ...
Aspectos analíticos em TS-FF-AAS: estudo de interferências e aplicação para a determinação de metais em vinhos e sucos
(Universidade Federal de São Carlos, 2007-02-28)
In this work, it was evaluated the effects of interferences caused by major and minor constituents on Co, Cu and Mn atomized by flame atomic absorption spectrometry (FAAS) and by thermospray flame furnace atomic absorption ...
Formação inicial de professores: uma análise dos cursos de licenciatura em química das universidades públicas do estado de São Paulo
(Universidade Federal de São Carlos, 2006-12-15)
This work aimed to analyze the process of reformulation/creation of Teaching Courses in Chemistry of public universities of São Paulo to attend the new legislation. It was also observed the engagement of professors and ...