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Preparação, caracterização e aplicação de híbridos de montmorilonita-alginato-nanopratas na desinfecção de efluentes industriais para águas de reuso
(2015-03-04)
Different techniques have been developed to eliminate microorganisms from industrial wastewater and improve its final quality for reuse. Among them, the use of silver nanoparticles (AgNPs) anchored on montmorillonite (MMT) ...
Avaliação das propriedades mecânicas e emissão de ruído de roldanas poliméricas de POM/TPU utilizadas na indústria moveleira
(2015-02-20)
Polyoxymethylene (POM), an engineering polymer with good mechanical properties, blended with thermoplastic polyurethane (TPU), a polymer composed by a flexible and a rigid phase, are an alternative of materials to be used ...
Influência da temperatura e da pressão sobre a permeação de gases (CO2/CH4) através de membranas poliméricas assimétricas de PVDF e PSF
(2015-02-23)
Currently, there is a need in the world to substitute fossil fuels for renewable sources in the energy production. Natural gas has significant advantages over other fossil fuels, in particular the reduction in atmospheric ...
Efeitos da dieta, atividade física e estresse psicológico nos danos oxidativos de mulheres jovens
(2015-05-28)
The consumption of antioxidant-rich foods, especially fruits and vegetables, have been associated with a lower incidence of chronic diseases. However, it is known that diet has a lot of active compounds and none antioxidant ...
Deposição e caracterização de filmes finos de nitreto de titânio para aplicações decorativas
(2015-02-11)
This work studies the deposition of titanium nitride (TiN) thin films on stainless steel AISI 304 substrate for decorative applications. The films studied here are composed of a layer of Ti working as an interlayer between ...
Turismo, eventos e etnicidade : Festival Internacional do Folclore Nova Petrópolis - RS - Brasil
(2015-04-16)
The main theme of this study is the search for a bigger and better understanding of the International Folklore Festival (FIF – Festival Internacional de Folclore), which takes place annually in Nova Petrópolis, Rio Grande ...
Prática pegagógica e dificuldades de aprendizagem : processos de inclusão e exclusão na perspectiva dos professores
(2015-07-27)
This master’s thesis is an exploratory qualitative research on teachers’ discourse about their pedagogical practice regarding students with learning difficulties in the inclusive education context. The purpose was to, based ...
Interação entre os atores : o caso serra gaúcha a partir do modelo da tríplice hélice
(2015-09-21)
This dissertation aimed to analyze the mechanisms and structures for the promotion to innovation disposed by University of Caxias do Sul, starting from the theoretical model of the Triple Helix. The research involved the ...
A influência das variáveis de processamento e de diferentes tipos de nanocargas nas propriedades dos compósitos de polipropileno
(2015-08-12)
In this work an evaluation of the thermal and mechanical properties of PP/PP-g-MA composites with 5 and 10 wt% of MMT-Na+, MMT-15A, MMT-30B, CaCO3 and CaCO3-AE nanofillers was performed. Composites were prepared in a ...