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Now showing items 11-20 of 130
Caracterização estrutural e elétrica de óxidos semicondutores do tipo espinélio.
(Universidade Federal de São Carlos, 2002-10-14)
Desenvolvimento de um equipamento para avaliar propriedades elásticas de cerâmicas refratárias a altas temperaturas pelo método de ressonância de barras.
(Universidade Federal de São Carlos, 2002-09-12)
The knowledge of the elastic properties has been of fundamental
importance for the understanding of the limitation of the useful life of structural
refractory ceramics. Those properties characterize the elastic rigidity ...
Processamento viscoplástico e conformação cerâmica por rolos a frio a partir de suspensões concentradas de alumina.
(Universidade Federal de São Carlos, 2005-07-27)
Plastic forming, followed by roll-pressing, allows to shape ceramic bodies with thickness that are useful for electronic and pavement ceramics. This work introduces an alternative route to processing ceramic plastic mixes. ...
Processamento do compósito LDPE/Al proveniente da reciclagem de embalagens cartonadas e desenvolvimento de suas modificações com fibras de madeira.
(Universidade Federal de São Carlos, 2006-02-10)
The urban solid waste problem has been one of the biggest
environmental challenges these days. The solution to this problem lies in
integrated waste management, the objective is to minimize volumes sent to
landfills. ...
Desenvolvimento de perfis extrudados de compósitos de polietileno de alta densidade com farinha de madeira
(Universidade Federal de São Carlos, 2009-12-17)
Polymer profiles extrusion shows some peculiarity due to the flow behavior of these materials during the processing. On the other hand, the profile die design and tooling has been more a result of professional s expertise ...
Síntese e processamento mecânico de nanocompósitos à base de magnésio para armazenagem de hidrogênio
(Universidade Federal de São Carlos, 2009-03-31)
Les alliages nanocrystallines et les nanocomposites à base de magnesium sont des matériaux prometteurs pour le stockage d hydrogène dans l état solide, pour offrir une plus grande sécurité et efficaté de stockage que le ...
Desenvolvimento e caracterização de composições polipropileno/cargas retardantes de chama.
(Universidade Federal de São Carlos, 2004-09-03)
The main objective of this study was to develop and characterize polypropylene modified with flame retardant fillers. Two flame retardant fillers (Aluminum Hydroxide and Magnesium Hydroxide) were incorporated into four ...
Refratários para o transporte de alumínio líquido: fundamentos, simulação e prática industrial
(Universidade Federal de São Carlos, 2007-09-13)
Not only for the development of their products, the aluminum industry has
engaged its efforts in services for their customers. One of them is the molten
aluminum delivery (7 to 8 t) in crucibles for long distances (over ...
Caracterização elétrica de eletrólitos baseados em céria Nano e microcristalinos para pilhas a combustível
(Universidade Federal de São Carlos, 2008-09-16)
Fuel cells are considered the most promising way for generating electrical energy in a near future. The economic fuel cells viability is directly related to the reduction of its operating temperature which is related to ...
Eletrólitos mono e multicamadas de céria e zircônia preparados por colagem de fita
(Universidade Federal de São Carlos, 2009-09-03)
In this work it was investigated bi-layer electrolytes prepared by the tape casting technique. These electrolytes were composed of one layer of 10 mol% gadolinia doped ceria (CDG) and another one of 8 mol% yttria-stabilized ...