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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. ...
Síntese hidrotérmica assistida por micro-ondas do CaTiO3 puro e dopado com samário e sua caracterização óptica e morfológica
(Universidade Federal de São Carlos, 2014-02-17)
The ATiO3 (A = Pb, Ca, Sr, and Ba) perovskite have attracted considerable attention and constitute one of the most important class of mixed oxides. It presents various applications owing to their physical properties and ...
Complexos de cobre(II) com bases de Schiff, tipo ONNO derivados de cis- e (±)-trans-1,2-ciclohexanodiamina: síntese, caracterização e estudos como catalisadores na oxidação de catecóis
(Universidade Federal de São Carlos, 2011-08-02)
Salen-type complexes are an important class of coordination compounds, which have been used to catalyze a wide variety of reactions in various homogeneous and heterogeneous systems. Complexes of transition metals are very ...
Emprego da RMN aliada à quimiometria no controle de qualidade de suco de laranja
(Universidade Federal de São Carlos, 2012-03-30)
Fresh orange juice is widely appreciated all over the world for its pleasant flavor and because it is a great source of nutrients. Currently, Brazil leads the world in the production and export of orange juice, generating ...
Exploração da organocatálise na síntese de intermediários de compostos com potencial biológico
(Universidade Federal de São Carlos, 2013-03-28)
In recent decades the use of small molecules acting as catalyst has emerged as a powerful tool to the synthesis of new molecules which have potential biological application. This new model of catalysis provides others ...
Estudo teórico computacional de suspensões coloidais de nanopartículas em solventes orgânicos
(Universidade Federal de São Carlos, 2013-02-12)
In this work, were studied nanoparticles colloidal systems ZrO2 were using coarse grained models in order to observe the influence of the interaction potential between nanoparticles and the solvents in the system coloidal ...
Determinação voltamétrica de fibratos em formulações farmacêuticas utilizando eletrodos de carbono vítreo modificados com nanotubos de carbono
(Universidade Federal de São Carlos, 2012-07-27)
In this work voltammetric methods were developed from gemfibrozil (GEM) and bezafibrate (BZF) determination in pharmaceutical formulations for using modified glassy carbon electrode with dihexadecyl hydrogen phosphate ...
Desenvolvimento de multicamadas metálicas do tipo Pt/Ir/Pt eletrodepositadas em titânio para eletrocatálise
(Universidade Federal de São Carlos, 2012-04-19)
Regarding to the search for new energy sources, of renewable character, fuel cells fall into one of the most studied proposals on Electrochemistry. More specifically, the direct fuel cells (DAFCs) using short-chain alcohols ...
Estratégias sintéticas para a preparação de novos fotossensibilizadores do tipo ftalocianinas
(Universidade Federal de São Carlos, 2013-02-28)
In this work some studies about the synthesis of a new Znphthalocyanine derivative containing 8 tert-butyl groups on peripheral positions were performed. In order to obtain this compound, a new monomeric unit were synthesized ...