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[½»Á÷] Active Nonmetallic Au and Pt Species on Ceria-Based Water-Gas Shift Catalysts

Science 301, 935 (2003);
DOI: 10.1126/science.1085721
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ͻ񻣼Traditional analysis of reactions catalyzed by supported metals involves the structure of the metallic particles. However, we report here that for the class
of nanostructured gold¨C or platinum¨Ccerium oxide catalysts, which are active
for the water-gas shift reaction, metal nanoparticles do not participate in the
reaction. Nonmetallic gold or platinum species strongly associated with surface
cerium-oxygen groups are responsible for the activity
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  • ¸½¼þ 1 : 935.full.pdf
  • 2013-05-21 17:02:46, 318.16 K

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