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Itens para a visualização no momento 11-20 of 28
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 ...
Dinâmica de colisões eletrônicas com moléculas orgânicas voláteis: seções de choque de ionização e diferenciais elásticas
(Universidade Federal de São Carlos, 2016-12-16)
ELECTRONIC COLLISIONS WITH VOLATILE ORGANIC MOLECULES: IONIZATION AND ELASTIC DIFFERENTIAL CROSS SECTIONS. In this work we report an
experimental investigation of the dissociative ionization processes induced by ...
Síntese e estudo das propriedades fotoluminescentes e fotocatalíticas dos cristais de Ag2-2xMxWO4, (M = Mg e Zn)
(Universidade Federal de São Carlos, 2014-06-03)
This study aimed to investigate the photoluminescence and photocatalytic properties of the alpha phase of silver tungstate ( α-Ag2WO4 ) doped with Mg and Zn (where M = Mg or Zn and x = 0; 0,01; 0,02; 0,04 ou 0,08). The ...
Estudo mecanístico de reações de estado sólido: o caso do sistema Pb/PbSO4/Na2SO4
(Universidade Federal de São Carlos, 2012-11-21)
In this work, the growth and reduction of PbSO4 in Na2SO4 solution under transient conditions was characterized. A novel methodology for the working-electrode surface preparation before stabilization enhanced the voltametric ...
Acondicionamento de hidroxiapatita nanoparticulada em sachês biodegradáveis para aplicação como fertilizante mineral
(Universidade Federal de São Carlos, 2015-07-24)
In 2013, the portion of the Brazilian
agrarian system in the gross domestic product reached 22.54% according to CEPEA.
The production of agricultural commodities is extremely dependent on imported
fertilizer, as 74.6% ...
Estudo de nanocompósitos de pectina com nanopartículas de quitosana e carvacrol para aplicação em embalagens
(Universidade Federal de São Carlos, 2017-10-27)
Brazilian researchers have performed out several works and developed several products from nanostructured materials, which has resulted in an expansion in its research. One of these research fields is focused on minimizing ...
Obtenção e funcionalização da superfície da zeólita FAU particulada e imobilizada em fibras de PLA para a adsorção de corantes
(Universidade Federal de São Carlos, 2017-02-23)
The importance given to the environmental issue leads us to promote the search for resources that minimize the degradation of the environment, especially with respect to water resources area. In this context, there is a ...
Catalisadores a base de Pt suportados em matrizes mesoporosas de carbono visando a reação de eletrooxidação de glicerol
(Universidade Federal de São Carlos, 2018-08-24)
This work aimed the synthesis, characterization and electrochemical tests of Pt and Pt-Sb nanoparticle catalysts onto mesoporous carbon applied to glycerol electrooxidation reaction. Specifically, the carbon matrixes were ...
Obtenção de blenda biodegradável PLA: amido para a incorporação do micronutriente manganês
(Universidade Federal de São Carlos, 2016-09-30)
The incorporation of particulate fertilizers in polymeric fibers aims to release these active principles from a substrate with a high surface area and biodegradable and biocompatible properties. It also seeks to provide ...
Estudo da eletrodeposição dos sistemas Mo-Zn-Cu e Ni-Mo-Cu com aplicação na reação de desprendimento de hidrogênio
(Universidade Federal de São Carlos, 2018-02-27)
Molybdenum compounds and alloys have large applicability due to its great properties such as: corrosion protection and electrocatalytic activity. This work reports the electrodeposition study of Mo-Zn-Cu and Ni-Mo-Cu ...