Nanostructured precious metal catalysts for PEM fuel cells and hydrogen generators

被引:0
作者
Kauranen, Pertti [1 ]
Puhakka, Eini [2 ]
Bergelin, Mikael [3 ]
Keskinen, Jari [1 ]
Tapper, Unto [2 ]
Eriksson, Jan-Erik [3 ]
Valkiainen, Matti [2 ]
Peltonen, Terttu [2 ]
Rosenberg, Rolf [2 ]
Reinikainen, Matti [2 ]
Roozeman, Robert [2 ]
机构
[1] VTT Tech Res Ctr Finland, Sinitaval 6,POB 1300, FI-33101 Tampere, Finland
[2] VTT Tech Res Ctr Finland, FI-02044 Espoo, Vtt, Finland
[3] Abo Akad Univ, Proc Chem Ctr, FI-20500 Turku, Finland
来源
APPLIED MATERIAL RESEARCH AT VTT | 2006年
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中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Fuel cells and hydrogen generators are Important electrochemical energy conversion devices for future energy technology. Fuel cells convert pure hydrogen or other hydrogen rich fuel into DC electricity. In a hydrogen generator, the reaction is reversed and water is electrochemically split into hydrogen and oxygen. During the last decade, polymer electrolyte membrane (PEM) based components have played a key role in both fuel cell and hydrogen generator development. The major conversion loss in a PEM fuel cell takes place on the oxygen reduction cathode and in a PEM hydrogen generator on the oxygen evolution anode. Molecular modeling has been combined with experimental work in order to optimize nanostructured catalysts for both types of electrodes.
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页码:30 / +
页数:2
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