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Now showing items 11-20 of 143
Análise da composição química da Typha domingensis e quantificação de glicose gerada a partir de hidrólise ácida
(Universidade Federal de São Carlos, 2014-02-19)
The search for materials and fuels from renewable sources is a widespread alternative and have been intensified over the past few years. One of the most studied material is a renewable bio-polymer from the most varied ...
Resíduos lignocelulósicos para biocombustível sólido: caracterização e termogravimetria aplicada
(Universidade Federal de São Carlos, 2013-10-31)
The biomass research for use as a biofuel has been increasing worldwide encouraged by the search for viable alternatives of renewable energy. Part of the biomass, lignocellulosic residues can be used to generate bioenergy ...
Estudo da hemoglobina em filmes nanoestruturados como mediador eletroquímico na aplicação em biossensores
(Universidade Federal de São Carlos, 2014-02-24)
The layer-by-layer technique is one of the most used in the immobilization of molecules of biological interest, being largely employed in the fabrication of modified electrodes for biosensors. One of the main challenges ...
Uso da língua eletrônica na avaliação de soluções ultradiluídas.
(Universidade Federal de São Carlos, 2011-04-23)
In this work it was used an electronic tongue constituted by ultrathin films of distinct materials deposited on gold interdigitated electrodes. According to the impedance measurements taken, it was tested if the device is ...
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, ...
Preparação e estudo de filmes automontados de quitosana e carboximetilcelulose sobre substrato de poli(ácido lático)
(Universidade Federal de São Carlos, 2013-05-20)
Poly(lactic acid) (PLA) films has been used in several different areas such as packaging and for innumerous medical uses. The modification of these films with the goal of providing new features, such as resistance to growth ...
Blendas de polietileno e amido termoplástico modificado
(Universidade Federal de São Carlos, 2011-04-06)
The development of materials derived from renewable or biodegradable resources has attracted attention from academic and industrial sectors due to the growing need for replacement of synthetic materials derived from renewable ...
Avaliação do potencial antioxidante do tanino vegetal da Acácia negra em matrizes poliméricas de poliestireno após processo de envelhecimento acelerado
(Universidade Federal de São Carlos, 2022-04-26)
Nowadays, environmental sustainability is in the focus of the most important topics in materials science, and therefore, bio-based resources have become fundamental for the improvement of materials. When natural components ...
Obtenção de compósitos MoS2 / MoO3 aplicados na remoção de compostos catiônicos via adsorção
(Universidade Federal de São Carlos, 2022-02-25)
Sanitation is a practice applied in society since antiquity in order to promote the maintenance of public health in addition to protecting the environment. Purification of water for public supply is one of the operations ...
Síntese de nanopartículas de ZrO2/SO42- e ZrO2/Fe3+ por método solvotérmico e aplicação na catálise de reações de esterificação
(Universidade Federal de São Carlos, 2024-02-01)
With the advent of nanotechnology and the production of nanostructured materials, research in recent decades has identified that it is often possible to improve the physical-chemical properties of materials by changing ...