Buscar
Itens para a visualização no momento 1-10 of 13
Estudo das propriedades ópticas do nanocompósito de dissulfeto de molibdênio e nanofibrilas de celulose
(Universidade Federal de São Carlos, 2019-03-01)
Studies on nanocomposite dicalcogenated transition metals (TMDs) with cellulose nanofibrils (CNFs), called TMD-CNFs, are still scarce in the literature. Among the TMDs, molybdenum disulphide (MoS2) has great application ...
Produção de bambu laminado colado: propriedades e aplicações
(Universidade Federal de São Carlos, 2019-05-10)
This paper is a contribution to the process and usage development of bamboo as a raw material as a sustainable practice in several Brazilian economic fields, with emphasis on civil construction. The processed bamboo is ...
Desenvolvimento de filmes finos de organosilicone depositados a plasma para fotoproteção do polipropileno
(Universidade Federal de São Carlos, 2019-02-26)
Polypropylene (PP) is a polymer used industrially on a large scale. However, the PP has limitations in external use due to its sensitivity to photodegradation, when exposed to the elements. This limits the options of use ...
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, ...
Filmes nanoestruturados para detecção do antígeno prostático específico utilizando nanopartículas de ouro
(Universidade Federal de São Carlos, 2019-02-15)
In the present work, nanostructured films were prepared through the self-assembly techniques for the detection of prostatic specific antigen (PSA), a glycoprotein produced in abnormal levels in case of prostate cancer. Two ...
Modificação de quitosana com ácido hialurônico e sua blenda com colágeno para aplicação biomédica
(Universidade Federal de São Carlos, 2019-03-08)
As in other areas of application, researchers in the field of biomaterials have been looking for materials from natural sources for the installation of implantable or curative devices, in this sense, a chitosan has been ...
Obtenção de acetato de celulose a partir de bagaço de cana-de-açúcar e análise de degradação in vitro
(Universidade Federal de São Carlos, 2019-03-07)
The Sugarcane (Saccharum officinarum L.) is currently one of the main agricultural products. Considering the high production of sugarcane bagasse in Brazil and in the world, the objective was to obtain pre-treated sugarcane ...
Estudo da influência da oxidação a plasma nas propriedades tribológicas da liga metálica TI-6AL-4V.
(Universidade Federal de São Carlos, 2019-03-29)
The oxidation thermal or the plasma on the surface of the titanium mean to improve the surface resistance to corrosion and abrasive wear, increase the surface hardness and increase the thickness of the formed oxide. Oxidation ...
Moldagem e comparação de propriedades de compósitos de poli(butileno adipato-co-tereftalato) reforçados com tecidos de fibras vegetais
(Universidade Federal de São Carlos, 2019-03-25)
In recent years, the increasing volume of polymer resin production and use has generated environmental problems caused by the post-consumption disposal of these materials, which become huge amounts of waste due to the ...
Espectroscopia micro-Raman e MEV/EDS aplicados a minerais do Craton São Francisco: evidência da formação de pirita mediada biogenicamente e suas conexões com a origem da vida
(Universidade Federal de São Carlos, 2019-03-19)
The occurrence and isotopic composition of carbonaceous components in ancient rocks are strong evidence of life forms on the Earth's surface since the Eoarchean (> 3.7 Ga). These organic components are found in rocks formed ...