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Estudos cristaloquímicos e teóricos de derivados do decahidrofenantreno
(Universidade Federal de São Carlos, 2012-08-24)
This work is a contribution to the study of the crystal, molecular and supramolecular structures as well as the conformation in vacuum of
decahydrophenantrene derivatives.
(4aS,4bR,7R,10aS)-3,7-Dimethyl-10a- (propan-2- ...
Uso de imagens digitais e ferramentas quimiométricas para identificação e determinação de Cr (VI) em solos contaminados
(Universidade Federal de São Carlos, 2012-03-23)
The determination of toxic metals in soils is an important factor to access their quality or identify possible contamination. The element Cr has double feature: Cr (III) is essential for human beings and Cr (VI) is toxic. ...
Estudo do crescimento e automontagem de nanocristais coloidais
(Universidade Federal de São Carlos, 2012-12-07)
In the last two decades a remarkable progress in nanomaterials knowledge has been done, mainly in the chemical synthesis of inorganic nanocrystals via colloidal processes. Several of these advances addressed the growth ...
A regioquímica das reações de Diels-Alder de N-tosil para-benzoquinona iminas
(Universidade Federal de São Carlos, 2012-02-29)
In this work it was done a comparative study on the reactivity of a variety of dienophiles including para-benzoquinones, their mono-oximes, their N-tosyl mono-oximes and their N-tosylimines on the Diels-Alder reactions ...
Síntese de clorinas anfifílicas com potenciais aplicações em terapia fotodinâmica
(Universidade Federal de São Carlos, 2012-10-26)
The main objective of this work was to construct amphiphilic chlorins with low aggregation in a physiological environment. The synthesis and structural characterization of the target compounds were carried out, and preliminary ...
Busca por novos metalofármacos contra doenças negligenciadas (malária, doença de chagas e leishmaniose)
(Universidade Federal de São Carlos, 2012-07-13)
Leishmaniasis, Chagas disease and malaria are neglected parasitic diseases responsible for high mortality in tropical low-income countries. Due to the lack of vaccines and of safe, effective and affordable treatments, there ...
Tratamento metrológico e quimiométrico de dados de ressonância magnética nuclear para amostras de biodiesel em diesel
(Universidade Federal de São Carlos, 2012-03-29)
The development of instrumentation in Nuclear Magnetic Resonance (NMR) increased the sensitivity of the technique, allowing samples in micro and nanogram scale can be examined. These new technologies enabled the NMR technique ...
Síntese e investigações estruturais de arranjos supramoleculares formados por metaloporfirinas e metaloftalocianinas
(Universidade Federal de São Carlos, 2012-06-29)
This thesis involves the syntheses and characterization of four heterotriads formed by metallotetraphenylporphyrins (CoTPP and NiTPP) and metallophthalocyanines (CoPc and NiPc) using pyrazine (pz) and trans-1,2-bis(4-pyr ...
Influência dos íons Cu2+ nas propriedades ópticas dos pós de (Ca1-x Cux)TiO3 preparados por métodos químicos
(Universidade Federal de São Carlos, 2012-10-29)
The influence of Cu2+ doping as well as the preparation methods on the structural, morphological and optical properties of (Ca1-xCux)TiO3 powders with (x= 0; 0,01; 0,02; 0,04 and 0,10) of Cu2+ were studied in this work. ...
Mecanismos reacionais dos sistemas Pb/H2SO4 e Pb/PbO2/H2SO4
(Universidade Federal de São Carlos, 2012-01-26)
The thesis will address a modern view of electrochemistry for the discharge and charge reactions of Lead Acid Batteries study. Even though these batteries have existed for more than 200 years, electrochemical mechanisms ...