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Mostrando ítems 571-580 de 751
Efeito do hidrogênio e mecanismos na pós-oxidação por plasma pulsado de ligas ferrosas nitretadas
(2014-06-03)
This work shows the hydrogen effect and the influence of processing temperature and time in the post-oxidation treatment by pulsed plasma on nitrided AISI 1045 ferrous alloy. The crystalline structure was analyzed by X-ray ...
Revestimentos protetores de nitreto de silício para aplicações tribológicas extremas
(2014-06-03)
The performance of engineering components is closely tied to surface phenomena, because it acts as an interface between the component and the environment that surrounds it. The choice of a suitable material with surface ...
Modificação da superfície de poliestireno por imersão em plasma para inibição da staphylococcus epidermidis.
(2014-06-05)
Polymeric materials, such as polystyrene, are widely used as biomaterials, both in the pharmaceutical industry and biomedical areas. With the use of more specialized biomaterials, it is reported a significant increase of ...
Síntese de poliuretano termoplástico modificado com POSS via extrusão reativa
(2014-06-03)
In this work, thermoplastic polyurethanes (TPU) were synthesized in solution process and reactive extrusion in twin-screw extruder. The TPUs were obtained with the use of pre-polymer based on 4,4´-Methylenediphenyl ...
Dimensões da qualidade em serviços: um estudo aplicado em uma franquia de idiomas
(2014-06-04)
Service quality has been a subject frequently studied in the service marketing literature, since knowing the factors that make customers remain purchasing products or consuming services. It allows companies to target ...
A leitura na formação do universitário e suas intervenções nos processos educativos: formas de interação com o meio
(2014-06-04)
The present dissertation, which is linked to the research line: Education, Language and Technologies, of the Pos-Graduation Program in Education PPGEd/UCS, researches the literary reading while a social practice inserted ...
Educação e linguagem : os mecanismos coesivos na compreensão de problemas de aritmética
(2014-06-04)
As the Parâmetros Curriculares Nacionais indicate, one of the purposes of Elementary Schools in Brazil is that students should be able to question reality by formulating problems and trying to solve them (PCN, 1998, p. ...
A efetividade da legislação ambiental e suas bases constitucionais
(2014-06-04)
It is well known that the laws exist for the sole purpose of rules for the conduct of their recipients, and thereby promote the stability of relations and social peace. However, for this goal is achieved it is necessary ...
O direito urbanístico como instrumento de equilíbrio entre a função socioambiental da propriedade e o direito à propriedade privada
(2014-06-04)
The present work has for objective to present the urban right as balance instrument enters the property´s socioambiental function and the right of private property. Being thus, the application of urban right aims to ...
Gênero epistolar e marcas linguísticas de polidez em cartas institucionais : um estudo de caso sincrônico e diacrônico
(2014-06-27)
Studies about linguistic politeness, although wide in various situations of verbal
interaction, are shortage in the area of written interaction. This research intends to
understand how happens the interactional relationships ...