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Study of the effects of the applied current regime and the concentration of chromic acid on the transport of Ni2+ ions through Nafion 117 membranes

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Study of the effects of the applied current regime and the concentration of chromic acid on the transport of Ni2+ ions through Nafion 117 membranes

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Martí Calatayud, MC.; García Gabaldón, M.; Pérez-Herranz, V. (2012). Study of the effects of the applied current regime and the concentration of chromic acid on the transport of Ni2+ ions through Nafion 117 membranes. Journal of Membrane Science. 392-393:137-149. doi:10.1016/j.memsci.2011.12.012

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Título: Study of the effects of the applied current regime and the concentration of chromic acid on the transport of Ni2+ ions through Nafion 117 membranes
Autor:
Entidad UPV: Universitat Politècnica de València. Escuela Técnica Superior de Ingenieros Industriales - Escola Tècnica Superior d'Enginyers Industrials
Universitat Politècnica de València. Departamento de Ingeniería Química y Nuclear - Departament d'Enginyeria Química i Nuclear
Fecha difusión:
Resumen:
In the present work galvanostatic experiments are conducted with an electrodialysis cell in order to study the passage of Ni 2+ ions present in chromic acid solutions through a Nafion cation-exchange membrane. The competing ...[+]
Palabras clave: Cr(VI) , Electroconvection , Electrodialysis , Limiting current density , Ni(II) , Applied current , Cation exchange membranes , Chromic acid , Chromic acid solutions , Current efficiency , Galvanostatics , Membrane voltage , Nafion 117 membranes , Nickel removal , Polarization curves , Specific energy consumption , Chromium compounds , Drops , Energy utilization , Membranes , Ions , Electrolyte , Ion , Nickel , Proton , Article , Chemical composition , Concentration (parameters) , Controlled study , Density gradient , Electric potential , Electrostimulation , Energy consumption , Ion transport , Membrane , Membrane current , Membrane depolarization , Molecule , Nafion cation exchange membrane , Priority journal , Thermodynamics , Waste component removal , Water contamination
Derechos de uso: Cerrado
Fuente:
Journal of Membrane Science. (issn: 0376-7388 )
DOI: 10.1016/j.memsci.2011.12.012
Editorial:
Elsevier
Versión del editor: http://dx.doi.org/10.1016/j.memsci.2011.12.012
Agradecimientos:
The authors of this work would like to express their gratitude to Ministerio de Ciencia e Innovacion (Spain) for their financial support (CTQ2008-06750-C02-01/PPQ) and to Universitat Politecnica de Valencia for a postgraduate ...[+]
Tipo: Artículo

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