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Caracterização dos processos eletroquímicos em filmes automontados de poli(o-metoxianilina) e poli(ácido-3-tiofeno acético).
(Universidade Federal de São Carlos, 2003-05-19)
In this work, the electrochemical characterization of a self-assembled
film containing two conductive polymers, poly(o-methoxyanilina)(POMA) and poly(3-
thiophene acetic acid)(PTAA), is presented. The technique that allows ...
Preparação e caracterização de compósitos de polipirrol (LiMn2O2)/ fibra de carbono para catodos em baterias secundárias.
(Universidade Federal de São Carlos, 2003-08-19)
Composites of polypyrrol (Ppy) and LiMn2O4 were
synthesized chronoamperometrically at 0.8 V (vs. ECS) in 0.1 mol.L-1 LiClO4 /acetonitrile (2% H2O added) electrolyte containing 0.1 mol.L-1 of the pyrrol monomer, on carbon ...
Qualidade da água e fluxos de nutrientes na interface sedimento-água nas represas do Rio Tietê.
(Universidade Federal de São Carlos, 2003-04-30)
The first Law of Fick in one dimension was utilized for the calculation of those fluxes.
In this work was calculated the concentrations of the following chemical species: nitrate, nitrite, ammonium, total nitrogen, ...
Desenvolver a cidadania através da química : é possível? Um desafio a ser vencido
(Universidade Federal de São Carlos, 2003-12-17)
The present work was inspired by the High School National
Curriculum Parameters (PCNEM) as well the Schnetzler proposal of teaching
chemistry to citizenship. It is also based on the observed chemistry teaching
problems, ...
Caracterização e classificação de resíduos sólidos das indústrias de cerâmicas artísticas de Porto Ferreira, S.P.
(Universidade Federal de São Carlos, 2003-12-12)
The main objective of this work is to perform the characterization of the solid
wastes from some artistic ceramic industries of Porto Ferreira-SP. The so-called
white ceramics are obtained with some specific type of clays ...
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 ...
Estudo teórico do espalhamento de elétrons pelos radicais livres OH e NH.
(Universidade Federal de São Carlos, 2003-11-28)
Recently, interest on studies of electron scattering by highly-reactive free radicals has grown mostly because their participation on many important processes in several fields such astrophysics, biological and earth s ...
Magnetismo a temperatura ambiente em polímeros derivados de politiofeno sintetizados eletroquimicamente.
(Universidade Federal de São Carlos, 2003-10-08)
In this thesis two polymers obtained from alkyl derivatives of
thiophene, poly(3-methylthiophene) and poly(3-hexylthiophene) were studied.
The effects of preparation variables on their electrochemical properties using ...
Desenvolvimento de procedimentos automáticos para a determinação de 3-hidroxibutirato, glicose e colesterol em soro de sangue animal empregando multicomutação em fluxo.
(Universidade Federal de São Carlos, 2003-09-23)
In the present work, in flow injection systems were developed for the determination of important metabolic parameters, such as 3-hydroxybutyrate, glucose and cholesterol in animal blood serum. The analysis modules were ...
Fotoluminescência de SrTiO3 dopado com Al, Y, Cr, V e Nb.
(Universidade Federal de São Carlos, 2003-08-08)
It was studied the effect of the dopants, Al, Y, Cr, Nb and V, on the photoluminescent properties of films and powders of amorphous strontium titanate. With this purpose the techniques of SEM, XRD, UV/Visible spectroscopy ...