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Nanotecnologia: indicadores tecnológicos sobre os avanços em materiais a partir da análise de documentos de patentes
(Universidade Federal de São Carlos, 2011-09-19)
Nanotechnology is a technological advance of several fields, regarded to be emergent, universal and diffuse field, involving mainly the development of nanomaterials, which can show different properties and behaviors. The ...
Cerâmicas refratárias resinadas: fundamentos, análise crítica e efeito dos agentes grafitizantes e antioxidantes
(Universidade Federal de São Carlos, 2011-08-30)
Improvements on carbon containing refractories are synonymous of benefits for the entire steel industry. In the last years, two particular developments deserve to be highlighted: (i) the report of additives able to graphitize ...
Estudo da influência de argilitos e feldspatóides em composições de porcelanato
(Universidade Federal de São Carlos, 2011-03-03)
Considering the various types of ceramic tiles used today, the stoneware tile is distinguished by its aesthetic and technical characteristics, such as: very low water absorption (less than 0.5%), high mechanical strength, ...
Desenvolvimento de manta flexível altamente bioativa
(Universidade Federal de São Carlos, 2011-07-29)
Recently, intensive studies have been conducted with biomaterials aiming their application as synthetic grafts for reparation and maintenance of bones, teeth and cartilage tissues that have been damaged or lost due to ...
Tendência de formação de fase amorfa em ligas a base de magnésio para biomaterial temporário
(Universidade Federal de São Carlos, 2011-10-24)
Mg alloys have attracted attention as potential implant material because of their good mechanical properties, biocompatibility and biodegradation properties. However corrosion of these alloys causes intense release of ...
Obtenção e caracterização elétrica de filmes finos de SnO2:Sb
(Universidade Federal de São Carlos, 2011-03-03)
The growing demand for advanced electronic devices based on nanomaterials has motivated efforts to produce nanoscale building blocks with designed functions. Transparent conducting oxide nanocrystals (TCONs) are particularly ...
Avaliação do reprocessamento de copolímero SAN através de moldagem por injeção
(Universidade Federal de São Carlos, 2011-06-30)
The main objective of this work was to study the reprocessing of copolymer SAN through injection molding and its influence on the mechanical, thermomechanical and optical behavior of that copolymer. Mechanical properties, ...
Análise das propriedades mecânicas de juntas sobrepostas na liga Al 6181-T4 soldadas por fricção por ponto
(Universidade Federal de São Carlos, 2011-03-21)
Lightweight alloys, originally developed for aeronautic applications, have also shown increasing use in the automotive sector, aiming fuel consumption and reduction of production costs. In addition to this there is the ...
Obtenção e caracterização de nanocompósitos de poli(cloreto de vinila): plastisol com argila
(Universidade Federal de São Carlos, 2011-03-03)
This project aims to study the effect of adding nanoparticles in the plastisol of poly(vinyl chloride) microsuspension. The influence of two different types of nanoclay, sodium montmorillonite and organophilic montmorillonite ...
Erosimetria a quente: equipamento, adequações e correlações dos valores obtidos com as propriedades de concretos refratários
(Universidade Federal de São Carlos, 2011-05-09)
The erosion wear is a mechanism that results in the removal of material from the surface by erosive particles. In some applications, such as calciners used in the aluminum industry and risers of the petrochemical industry, ...