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Avaliação da atividade catalítica de óxidos cerâmicos na conversão de óleos vegetais
(Universidade Federal de São Carlos, 2011-02-04)
Organic pollutants are one of the major problems related to water and environmental pollution. Nowadays, vegetable oils represent a considerable source for water contamination. The search for new strategies to provide an ...
O problema dos fenômenos de dirupção e de reação zonal no sistema Pb/PbSO4/H2SO4
(Universidade Federal de São Carlos, 2007-05-03)
Filmes finos de LaNiO3 depositados sobre substratos monocristalinos pelo método dos precursores poliméricos.
(Universidade Federal de São Carlos, 2004-08-06)
This work reports a systematic study on the deposition and characterization of LaNiO3 thin
films. This material is a ceramic conductor and presents a near metallic behavior, and is interesting for capacitor electrodes ...
Desenvolvimento de nanocamadas e nanocristais de Óxido de Zircônio aplicados a catálise
(Universidade Federal de São Carlos, 2007-09-14)
This work investigate the synthesis and characterization of a catalytic support of -alumina with a nanolayers and nanocrystals of ZrO2. The incorporation of the platinum began during and after the formation of the ...
Desenvolvimento de compósitos poliméricos baseados em matriz biodegradável e nanozeólitas
(Universidade Federal de São Carlos, 2010-09-27)
The current market demands make with what Brazilian agribusiness search improvements in processes and new materials to reduce waste, pollution and biological contamination. Mainly materials that more are easily degraded ...
Estudo de pós cerâmicos de PbTiO3 utilizando-se o método dos precursores poliméricos.
(Universidade Federal de São Carlos, 2000-11-30)
THE STUDY OF PbTiO3 (PT) CERAMIC POWDERS USING THE POLYMERIC PRECURSOR METHOD was started by the preparation of a precursor solution of metallic cations. Citric acid was used as quelation agent and ethylene glycol as ...
Método solvotérmico assistido por micro-ondas aplicado à obtenção de nanocristais de ITO : deposição e caracterização de filmes de ITO
(Universidade Federal de São Carlos, 2012-02-17)
The formation of In1-xSnxO2 (ITO) nanocrystals through the conversion of radiant energy into heat has been studied by using an adapted domestic microwave oven. The formation of powder was obtained by heating the oven to ...
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 ...
Estudo das eletrodeposições de lítio e gálio sobre Au(111) e HOPG utilizando líquido iônico como eletrólito
(Universidade Federal de São Carlos, 2009-03-06)
In the present work, the electrodepositions of lithium and gallium on Au(111) and HOPG (highly oriented phyrolytic graphite) were studied using ionic liquids (ILs) as electrolytes and employing the following techniques: ...
Síntese e caracterização de hidrogéis de poliacrilamida e metilcelulose para liberação controlada de pesticidas
(Universidade Federal de São Carlos, 2009-05-07)
In this thesis, the preparation and characterization of hydrogels of methylcellulose (MC) mechanically supported in polyacrylamide (PAAm) network for controlled release of pesticide were reported. The controlled release ...