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Estudo das propriedades antimicrobianas de filmes de nanocelulose e nanopartículas de prata
(Universidade Federal de São Carlos, 2019-03-28)
Silver is an element with widely recognized bactericidal activity. Its use in the modification of materials has been studied for decades and its use goes through different forms of incorporation in the matrices of interest, ...
Determinação de aminas biogênicas em amostras de alimentos utilizando a eletroforese capilar
(Universidade Federal de São Carlos, 2019-04-26)
Food safety issues usually relate several quality indicators, such as biogenic amines (BAs). These BAs are produced by all living organisms, possess biological activity and may be present in a variety of foods and beverages. ...
Estudo da compactação de resíduos lignocelulósicos para utilização como combustível sólido
(Universidade Federal de São Carlos, 2011-02-08)
The production of energy from the combustion of lignocellulosic materials is an interesting way to waste recovery. Two main factors hampering the use of these residues as fuel are the low density and the high moisture ...
Filmes nanoestruturados de polianilina e argila para aplicação em sensores ambientais
(Universidade Federal de São Carlos, 2011-02-25)
In this study the development of environmental sensors began from the fabrication of nanoestrutured films obtained by the technique of Layer-by-Layer (LbL). The films of obtaining a nanocomposite material composed of ...
Géis de acetato de celulose reticulados: síntese, caracterização e estudos de adsorção de íons Cu+2
(Universidade Federal de São Carlos, 2011-03-15)
This paper reports the synthesis of gels derived from cellulose acetate, degree of substitution (DS) 2.5, through by esterification and crosslinking reactions between hydroxyl groups and acid dianhydride benzene- 1, 2, 4, ...
Influência da mescla de resinas uréia formaldeído e difenilmetano 4,4’- diisocianato (MDI) nas propriedades mecânicas e emissão de formaldeído de painéis de madeira aglomerada
(Universidade Federal de São Carlos, 2017-12-08)
Several studies take place in order to reduce and even extinguish formaldehyde use in its various applications. This is due to its classification as a carcinogen according to the International Agency for Research on Cancer ...
Desenvolvimento da microscopia de força química usando modelagem molecular
(Universidade Federal de São Carlos, 2013-03-19)
In this work was developed a prototype of a new nanobiosensor with molecular specificity through a study of theoretical models of Chemical Force Microscope. For the sensing were used molecular modeling techniques as well ...
Síntese de micro / nanopartículas de óxido de cálcio por queima de alginato usando via verde
(Universidade Federal de São Carlos, 2018-04-05)
The present study describes the synthesis of micro / nanoparticle by the method of combustion of alginate associated with ions through gelling, verifying if the properties of the metallic oxides can be influenced by gelation ...
Desenvolvimento e caracterização de filmes poliméricos de amido de milho nativo e modificado com incorporação de fibras de bagaço de cana e óleos vegetais.
(Universidade Federal de São Carlos, 2016-04-28)
A few years ago, several studies have been conducted to transformatio n of raw matter into renewable biodegradable materials, since it is necessary to rethink consumption and rationalize the use ...
Síntese e caracterização de filmes anódicos de NB-AL2O3 sobre al por oxidação eletrolítica à plasma
(Universidade Federal de São Carlos, 2019-03-07)
In this study, the anodization under high electric field, also known as Plasma Electrolytic Oxidation (PEO), was used for the synthesis of oxide coatings containing Nb2O5 and Al2O3 on Al substrate. The mechanisms of the ...