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090 _aB-11526
245 1 0 _aDevelopment of a tubular microbial fuel cell (MFC)employing a membrane electrode assembly cathode
490 0 _vJournal of Power Sources, 187(2), p.393-399, 2009
520 3 _aTubular microbial fuel cells (MFC)with air cathode might be amenable to scale-up but with increasing volume a mechanically robust, cost-effective cathode structure is required. Membrane electrode assemblies (MEA)are investigated in a tubular MFC using cost-effective cation (CEM)or anion (AEM)exchange membrane. The MEA fabrication mechanically combines a cathode electrode with the membrane between a perforated cylindrical polypropylene shell and tube. Hydrogel application between membrane and cathode increases cathode potential by ¡«100mV over a 0¨C5.5mA range in a CEM-MEA. Consequently, 6.1Wm.3 based on reactor liquid volume (200 cm3)are generated compared with 5Wm.3 without hydrogel. Cathode potential is also improved in AEM-MEA using hydrogel. Electrochemical Impedance Spectroscopy (EIS)to compare MEA¡¯s performance suggests reduced impedance and enhanced membrane¨Ccathode contact areawhenusing hydrogel. Themaximumcoulombic efficiency observed with CEM-MEA is 71
650 1 4 _aMICROBIAL FUEL CELL
650 1 4 _aMEMBRANE ELECTRODE ASSEMBLY
650 1 4 _aTUBULAR
650 1 4 _aIMPEDANCE SPECTROSCOPY
650 1 4 _aION EXCHANGE MEMBRANE
650 1 4 _aELECTRO-OSMOTIC DRAG
700 1 2 _aKim, J.R.
700 1 2 _aPremier, G.C.
700 1 2 _aHawkes, F.R.
700 1 2 _aDinsdale, R.M.
700 1 2 _aGuwy, A.J.
856 4 0 _uhttps://drive.google.com/file/d/1w3JRO3M6v-iE-IE_VRSPz2SQHtje08YQ/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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