POLARIZATION OF COBALT MOLYBDENUM AND NICKEL-MOLYBDENUM HYDROGEN ELECTRODES FOR ALKALINE FUEL-CELLS

被引:7
作者
FAN, CL
PIRON, DL
ROJAS, M
机构
[1] Ecole Polytechnique de Montreal, Quebec, Canada
关键词
Hydrogen electrode - Metallic powder - Transition elements;
D O I
10.1016/0360-3199(94)90175-9
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Cobalt-molybdenum and nickel-molybdenum gas diffusion electrodes with different compositions were prepared by sintering the metallic powders with filler material at different temperatures, and characterized for hydrogen oxidation in a 30wt% KOH solution at 25-degrees-C. Hydrogen oxidation was apparently enhanced on the cobalt-molybdenum as compared with the nickel-molybdenum and the electrodes composed of only cobalt, nickel or molybdenum. The reaction speed of hydrogen oxidation was significantly influenced by electrode composition and sintering temperature, which were optimized for the reaction.
引用
收藏
页码:29 / 33
页数:5
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