Browsing by Author "Ferreira, Carlos"
Now showing items 1-4 of 4
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A first principle analysis of the structure of oligoanilines doped with alkylsulfonic acids
Casanovas, Jordi; Canales Gabriel, Manel; Ferreira, Carlos; Alemán Llansó, Carlos (2009)
Article
Restricted access - publisher's policyThe interaction of polyaniline with alkylsulfonate dopants have been investigated at the atomic level using quantum mechanical methods. Calculations have been performed on complexes formed by dopant molecules with an alkyl ... -
Improving social capital: a social network monitoring system
Monguet Fierro, José María; Ojeda Rodríguez, Jordi; Cadima, Rita; Ferreira, Carlos (2010-12-13)
Article
Open AccessTo increase communication and collaboration opportunities, members of a community must be aware of the social networks that exist within that community. This paper describes a social network monitoring system that enables ... -
Influencia de polímeros convencionais e condutor em membranas cátion-seletivas: Síntese e caracterizaçao
Müller, Franciélli; Ferreira, Carlos; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos; Schramm, Juliana (2011)
Conference lecture
Open AccessTecnologia de membranas vem recebendo muita atenção nos últimos anos, tanto da indústria quanto de centros de pesquisas, devido à necessidade de versatilidade e desenvolvimento de processos econômicos de separação. Neste ... -
Transport of Metallic Ions through Polyaniline-containing composite membranes
Ferreira, Carlos; Casanovas, Jordi; Rodrigues, Marco A. S.; Muller, Francielli; Armelín Diggroc, Elaine Aparecida; Alemán Llansó, Carlos (2010-09-30)
Article
Open AccessThe extraction of Na+, Ni2+, and Cr3+ using six different membranes made of polyaniline composited with high-impact polystyrene, which differ in the doping agent and/or the preparation method, has been investigated. The ...