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Estudo da influência de íons titânio e cobalto nas propriedades magnéticas e absorvedoras de ondas eletromagnéticas de hexaferrita de bário
(Universidade Federal de São Carlos, 2008-02-22)
In this work Cobalt and Titanium doped Barium hexaferrites were
synthesized by the ceramic method in order to study their use as
electromagnetic absorbing materials in high frequencies. The dopants were
used individually ...
Desenvolvimento do sensor baseado em eletrólito sólido de β-alumina para monitoramento de enxofre na indústria siderúrgica
(Universidade Federal de São Carlos, 2007-10-26)
Electrochemical sensors provide real time information of chemical
compositions of molten metal. They can be used to improve the control of
various metallurgical processes. One of the most successful and widely ...
Estruturação da blenda de PP/PVMS na presença de nanopartículas
(Universidade Federal de São Carlos, 2014-09-26)
Blends technology get by mechanical blend extends the range of polymer properties and makes it possible to fit them for specific applications. The performance and the mechanical properties of immiscible polymer blends are ...
Desenvolvimento de concentrados de PVC reforçados com fibras de vidro longas (LF-PVC) para reforçar compostos de PVC rígido moldados por injeção
(Universidade Federal de São Carlos, 2013-12-06)
This work presents a study and development of long glass fiber PVC pellet concentrate (LF-PVC) manufactured by extrusion similar wire coating technique to reinforce pelletized rigid PVC compounds to produce injection molding ...
Fotoluminescência dos compostos (Ba1-xSrx)MoO4 sintetizados com diferentes solventes
(Universidade Federal de São Carlos, 2013-10-15)
The molybdates with scheelite-type tetragonal structure is a family of inorganic materials that has received considerable attention since the discovery of their luminescent properties, with emission in the visible spectral ...
Laminação em atmosfera inerte de ligas à base de magnésio para armazenagem de hidrogênio
(Universidade Federal de São Carlos, 2014-08-08)
In recent decades, the use of energy presented strong growth due to the need of supplying the daily energy consumption of approximately seven billion people. To solve this problem, it has been investigated the nature, ...
Caracterização elétrica e microestrutural de vitrocerâmicas condutoras por íon lítio com estrutura NASICON
(Universidade Federal de São Carlos, 2013-07-22)
This doctoral thesis presents results of the chemical, thermal, structural, microstructural and electrical characterization of glass and glass-ceramics with Li1,3Al0,3Ti1,7(PO4)3 (LATP), Li1,5Al0,5Ge1,5(PO4)3 (LAGP) and ...
Graftização de anidrido maleico em polipropileno, por extrusão reativa, na presença de nanopartículas: estudo de reação e monitoramento in-line
(Universidade Federal de São Carlos, 2014-04-17)
The grafting reaction of maleic anhydride onto polypropylene by reactive extrusion, in presence of nanoclay, was studied. The organoclay (Cloisite 20A) was used as support for dicumyl peroxide (DCP), and different amounts ...
Síntese e sinterização de pós-compósitos de aluminaboretos de alta dureza por moagem de alta energia
(Universidade Federal de São Carlos, 2014-08-04)
This work was aimed to obtain powder composite mixtures of ceramic phases with high hardness through high energy ball milling synthesis and characterization of sintered samples in terms of hardness. In an exploratory phase, ...
Síntese e processamento de titânia nanoestruturada
(Universidade Federal de São Carlos, 2013-05-09)
The TiO2 is widely used in several applications. In recent times these applications have been enhanced with the use of the nanotechnology. In this work, the sol-gel synthesis process, at low temperature, of TiO2 nanoparticles ...