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High surface area tungsten carbide microspheres as effective Pt catalyst support for oxygen reduction reaction
(2009)
In the present work, the preparation of high surface area (256 m2 g-1) tungsten carbide microspheres (TCMSs) by the aid of a simple hydrothermal method is realized and the performance of the Pt electrocatalyst supported ...
Pt-based catalysts for direct ethanol fuel cells
(2004)
A PtSn/C catalyst was synthesized by the direct decoration of commercial Pt/C with Sn as anode electrocatalyst in direct ethanol fuel cell (DEFC). The techniques of cyclic voltammetry, anode polarization curve, and single ...
Bi- and tri-metallic Pt-based anode catalysts for direct ethanol fuel cells
(2004)
In the present work, several Pt-based anode catalysts supported on activated carbon XC-72R were prepared by using a novel method, characterized and tested. XRD analysis and TEM images indicated that all of anode catalysts ...
Hydrogen production via aqueous - Phase glucose reforming: A thermodynamic approach
(2009)
In the present work the thermodynamic analysis of aqueous - phase glucose reforming reaction has been studied. For the investigation purposes the temperature range of 0 - 100°C and atmospheric total pressure have been ...
Ethanol/water mixture permeation behavior through membrane electrode assembly (MEA) in PEMFC
(2005)
Direct ethanol fuel cells (DEFCs) have been paid more and more attention in recent years due to the following advantages of ethanol: low toxicity, renewability and easy production by the fermentation of agricultural products ...
Benzene electro-oxidation in a PEMFC for phenol and electricity cogeneration
(2005)
In the present investigation, the electrochemically-assisted oxidation of benzene in a H2-O2 proton exchange membrane fuel cell (PEMFC), for electricity and phenol cogeneration is studied. Experiments were carried out in ...
Bi4Cu0.2V1.8O11-delta based membrane electrochemical reactors for propane oxidation at moderate temperatures
(2005)
Bi4Cu0.2V1.8O11-delta membrane material was synthesized by following the solid-state method. The oxygen permeation flux at 673 K was found to be 0.5 ml/cm(2) by the use of an external electric power source. The oxidation ...
Recent advances in direct alcohol PEMFCS
(2005)
Direct alcohol proton exchange membrane fuel cells (DAFCs) have been under active and extensive investigation worldwide due to the easy handle of the liquid fuels, which can be directly fed to the anode compartment and ...
Investigation of a Ba0.5Sr0.5Co0.8Fe0.2O3-δ based cathode SOFC. II. The effect of CO2 on the chemical stability
(2007)
The effect of carbon dioxide on the chemical stability of a Ba0.5Sr0.5Co0.8Fe0.2O3-δ cathode in the real reaction environment at 450 °C was investigated by X-ray photoelectron spectroscopy (XPS), scanning electron microscopy ...
A SOFC based on a co-ionic electrolyte
(2004)
In the present work the operation of a SOFC based on a co-ionic electrolyte is considered. The special case of ion transport in a co-ionic electrolyte is analyzed. It is shown that partial ion currents do not correspond ...