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Now showing items 821-830 of 1047
Emprego da RMN no estado sólido em estudos de complexos supramoleculares de fármacos
(Universidade Federal de São Carlos, 2016-03-15)
Many pharmaceutical solids are able to adopt more than one crystalline form, and this property is called polymorphism. Currently 80-90% of the drugs are marketed as in solid forms and a very common problem is the low ...
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 ...
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 ...
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 ...
Síntese de complexos semi-sanduíche n6-p-cimeno- Ru(II) contendo ligantes binitrogenados, interação com o DNA e potenciais atividades farmacológicas / Legna Andreina Colina Vegas
(Universidade Federal de São Carlos, 2013-03-26)
The synthesis, spectroscopic characterization, crystal structures and electrochemistry of π-arene piano-stool ruthenium (II) complexes with pyridine or derivatives as nitrogen donor ligands are described. A series of ...
Estudo químico de Bowdichia virgilioides (Fabaceae) na busca de inibidores seletivos de cisteíno peptidases
(Universidade Federal de São Carlos, 2014-03-31)
This work describes the isolation of bioactive secondary metabolites of the plant
species Bowdichia virgilioides in the search for selective inhibitors of cathepsins K, L
and V. Cathepsins are enzymes that have as primary ...
Síntese e caracterização de complexos de platina (II) com ligandos fosfínicos e cloroquina : estudo de suas interações com o ADN e avaliação de suas atividades citotóxicas
(Universidade Federal de São Carlos, 2013-03-28)
In this work were synthesized and
characterized complexes of general formule [Pt(P)2Cl2] and [Pt(P)2(CQ)Cl]PF6
(where (P)2= triphenylphosphine (PPh3), 1,3-bis (diphenylphosphino ) propane
(dppp), 1,4-bis (diphenylphosphino) ...
Investigação do processo de corrosão do aço API 5L_X65 em meio de bicarbonato e cloreto utilizando serie temporal de imagens
(Universidade Federal de São Carlos, 2014-11-21)
The carbon steel corrosion process used at in machines and pipelines of oil fields is mainly attributed to the presence of CO2, and H2S dissolved at solution. These compounds usually can to carry the corrosion type more ...
Desenvolvimento e validação de metodologias analíticas para quantificação de mercúrio total e metilmercúrio em água utilizando a técnica de fluorescência atômica do vapor frio
(Universidade Federal de São Carlos, 2016-02-23)
In this work, we used the cold vapour atomic fluorescence spectrometer technique
for quantification of total mercury and methylmercury. The importance of quantification
of total mercury in water is associated with toxicity ...
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. ...