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Desenvolvimento e aplicação de eletrodos compósitos quimicamente modificados com hidróxido e fosfato de cátions metálicos para determinação voltamétrica de analitos de interesse alimentício e farmacêutico
(Universidade Federal de São Carlos, 2009-08-14)
The construction and evaluation of three modified carbon composite electrode (MCCE): MCCE-Cu3(PO4)2, MCCE -Ni(OH)2 and MCCE-resin-Cu(II) are described. These electrodes were applied for the determination of antioxidants ...
Efeitos da dragagem sobre a qualidade de sedimentos contaminados do canal do porto de Santos : biodisponibilidade e toxicidade de metais e compostos orgânicos persistentes
(Universidade Federal de São Carlos, 2007-10-19)
Contaminated sediments is a worldwide problem, and mobilization of contaminants is one of the most critical issue in environmental risk assessment when dredging projects are concerned. Considering this, we decided to ...
Síntese e avaliação biológica de derivados de carboidratos e nucleosídeos
(Universidade Federal de São Carlos, 2005-02-25)
In the last few years, the carbohydrate chemistry has been growing surprisingly, especially because of the diversity of biological applications of this class of compounds. This present work aimed to synthesize and evaluate ...
Aspectos químicos envolvidos nas interações de Citrus com fitopatógenos
(Universidade Federal de São Carlos, 2007-08-10)
This present thesis describes the development of analytical methodologies involving the HPLC-PDA-MS/MS coupling to verify the production of both polar and non-polar metabolites in orange trees produced by grafting Citrus ...
Síntese e caracterização da céria dopada com gadolínio para uso em células combustíveis
(Universidade Federal de São Carlos, 2007-08-13)
The search for new materials for the development of catalysts, ultraviolet blockers, biomaterials and solid oxide fuel cell as alternative clean energy sources can be directly related to the use of cerium oxide or ceria ...
Desenvolvimento de metodologia de análise e indução à produção de alcalóides espiroquinazolinos por Eupenicillium SP
(Universidade Federal de São Carlos, 2006-12-15)
It is presented the development of a liquid chromatography-UV-tandem mass spectrometric method for spiroquinazolinic alkaloids analyses in a variety of matrices where the fungus Eupennicilium sp. was cultivated. Sample ...
Eletrodos voltamétricos e amperométricos para a determinação de espécies de interesse farmacêutico
(Universidade Federal de São Carlos, 2007-03-30)
The development of modified electrodes by insoluble metal hexacyanoferrates have attracted wide spread attention due to their interesting chemical and electrochemical characteristics. In the first developed work, 20% (m/m) ...
Preparação e caracterização de pós e filmes finos cerãmicos de titanato de chumbo e estrôncio obtidos por método químico.
(Universidade Federal de São Carlos, 2006-07-03)
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ABSTRACT
In this work it is approached the preparation of ceramic powders and
thin films of strontium-doped lead titanate with concentration of strontium varing from
0 to 100% mol, using a chemical method of synthesis, ...
Estudo da estrutura eletrônica dos matewriais PbTiO3 e Pb1-XMXTiO3 (M=Ca, Sr, Ba).
(Universidade Federal de São Carlos, 2006-09-15)
In this project about STUDY OF THE STRUCTURE ELECTRONIC OF THE
PbTiO3 MATERIAL is presented results, discussions and conclusions to respect of
the use of theoretical-computational chemistry in the modeling of structures ...
Busca de substâncias bioativas em plantas amazônicas: Adiscanthus fusciflorus (Rutaceae), Trichilia pallida e T. rubra (Meliaceae)
(Universidade Federal de São Carlos, 2004-08-12)
The aim of this
work was the search for antiparasitic and insecticide compounds in active extracts
from the following amazon plants: A. fusciflorus (Rutaceae), T pallida e T. rubra
(Meliaceae). The selected biological ...