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Neutralização da alcalinidade de resíduo de bauxita por pirólise sinérgica com produtos provenientes de resíduos sólidos urbano
(Universidade Federal de São Carlos, 2023-03-24)
Large-scale use of bauxite residue, a byproduct generated during the refining process of the ore used for aluminum production, has been a challenge for more than a century. The large mass continuously produced, associated ...
Uso da língua eletrônica na avaliação de soluções ultradiluídas.
(Universidade Federal de São Carlos, 2011-04-23)
In this work it was used an electronic tongue constituted by ultrathin films of distinct materials deposited on gold interdigitated electrodes. According to the impedance measurements taken, it was tested if the device is ...
Blendas de polietileno e amido termoplástico modificado
(Universidade Federal de São Carlos, 2011-04-06)
The development of materials derived from renewable or biodegradable resources has attracted attention from academic and industrial sectors due to the growing need for replacement of synthetic materials derived from renewable ...
Estudo e caracterização de composições de coque e fibras vegetais (bagaço de cana e madeira) para aplicação na produção de briquetes
(Universidade Federal de São Carlos, 2011-02-25)
"Green" petroleum coke is a solid product, obtained from the cracking of heavy residual oils in the waste conversion units called delayed coking units (UCR). The market for application of "green" coke is very broad, perhaps ...
Estudo comparativo das tensões na interface de compósitos de resina epóxi reforçados com fibras de carbono, aramida e vidro.
(Universidade Federal de São Carlos, 2011-02-08)
Currently, composite materials are being used in several areas in substitution of some metallic alloys regarding to its superior properties and greater project flexibility. Therefore, synthetic fibers reinforced epoxy resin ...
Estudo da aplicação de filmes automontados de PAH/PEDOT: PSS em membranas de Nafion®
(Universidade Federal de São Carlos, 2013-03-18)
The present work aimed the fabrication of layer-by-layer nanostructured films of poly (allylaminehydrochloride) (PAH) and poly(3,4-ethylenedioxythiophene) poly(styrenesulfonate) (PEDOT:PSS) onto Nafion® 212 membranes. ...
Blendas de carvão vegetal e carvão mineral para a produção de briquetes
(Universidade Federal de São Carlos, 2014-05-25)
Brazil produces about 37 million cubic meters of charcoal per year whit an increasing due to the gradual coal replacement, once the coal mined in Brazil does not have adequate levels of carbon for some purposes, such as ...
Comportamento tribológico dos compósitos poliméricos utilizados no anel de atrito do amortecedor torcional de discos de embreagem
(Universidade Federal de São Carlos, 2017-11-18)
The three cylinder motors tend to vibrate more than the conventional four cylinder ones. In this new condition the transmission system and in particular the torsional damper of the clutch disc is subjected to sever wear ...
Caracterização de cinzas de queima de bagaço de cana-de-açúcar e prospecção de sua utilização como adsorvente
(Universidade Federal de São Carlos, 2016-03-29)
The ashes resulting from the burning of sugarcane bagasse is a heterogeneous material and has various applications as an adsorbent. To enhance and assist in prospecting new applications is critical to better understand the ...
Influência da laminação assimétrica nas propriedades mecânicas do alumínio AA 1050
(Universidade Federal de São Carlos, 2017-04-27)
Aluminum sheets are produced by rolling followed by annealing. However when submitted to deep drawing earing appears, caused by the plastic anisotropy resulting from the production process. After annealing the main texture ...