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Obtenção de LiFePO4 via síntese assistida por microondas, caracterização e testes eletroquímicos visando sua aplicação como catodos em baterias de íons lítio
(Universidade Federal de São Carlos, 2015-07-24)
In this work, studies on the optimization of the LiFePO4 synthesis were performed, aiming to obtain a product, at shorter calcination times, with smaller particle size and promising electrochemical properties for applications ...
Desenvolvimento de procedimento para determinação fotométrica de etanol em bebidas destiladas sem uso de reagentes explorando o efeito Schlieren
(Universidade Federal de São Carlos, 2015-07-23)
The knowledge and applications of Schlieren effect on the flow injection analysis process (FIA) showed that using the variation of refraction index, formed by concentration gradients during sample dispersion in carrier ...
Produtos naturais e derivados, complexação com o rutênio visando aumento da atividade citotóxica
(Universidade Federal de São Carlos, 2015-02-26)
This work involves the synthesis and characterization of three new series of ruthenium complexes containing gallic acid and derivatives cinnamic acid and salicylic acid and derivatives, as these ligands exhibit interesting ...
Aplicação de métodos quimiométricos de calibração e resolução multivariada de curvas em espectroscopia Raman para Análise qualitativa e quantitativa de polimorfismo em carbamazepina, clopidogrel e ezetimiba
(Universidade Federal de São Carlos, 2015-07-31)
In this work were used chemometric tools like PLS, iPLS to perform multivariate calibration of ternary and binary mixtures of polymorphs of carbamazepine, ezetimibe and Clopidogrel. Initially were synthesized two polymorphs ...
Química verde no ensino superior de química: estudo de caso sobre as práticas vigentes em uma IES paulista
(Universidade Federal de São Carlos, 2015-03-06)
The main objective in this paper is to analyze the scenario in Green Chemistry (GC) education practiced in a São Paulo-based IES (Higher Education Institute). This was achieved by studying the proposals which are especially ...
Emprego de técnicas espectroanalíticas para a análise de amostras de solos e de coprólitos : análise de textura e exploratória
(Universidade Federal de São Carlos, 2015-08-21)
In this
study, samples of coprolites (fossilized feces) were analyzed in LIBS (Laser-Induced
Breakdown Spectroscopy) to evaluate the chemical profile in these samples using
hyperspectral images, which enable us to assess ...
Propriedades elétricas e estruturais do niobato de potássio e estrôncio obtido pelo método de Pechini
(Universidade Federal de São Carlos, 2015-06-19)
The
search for new technologies more efficient and environmentally sustainable,
triggered the search for new materials and synthesis routes that present a low
economic and energy impact. In this context, potassium and ...
Multicomponent reactions in the discovery of organocatalysts and the diversification of organocatalytic approaches
(Universidade Federal de São Carlos, 2015-06-19)
This thesis reports the development of multicomponent approaches directed to specific objectives: a) the discovery of new and efficient peptide-based catalyst for asymmetric
transformations and b) the synthesis of ...
Estudo teórico de relações entre quiralidade de moléculas confinadas e simetria de cavidades
(Universidade Federal de São Carlos, 2015-08-07)
Carbone nanotubes (CNT) have
been widely investigated both experimentally and theoretically because their
remarkable geometry and physical-chemical properties, in regard especially of
their possible applications as ...
Avaliação da atividade fotocatalítica do óxido de cobre imobilizado em suporte magnético nanoestruturado
(Universidade Federal de São Carlos, 2015-07-31)
Contamination by dyes is one of the main problems related to water and environment pollution. In recent years, the search for new alternatives for the appropriate treatment of organic wastewater compounds has intensified. ...