Design of a surface alloy catalyst for steam reforming

被引:901
作者
Besenbacher, F
Chorkendorff, I
Clausen, BS
Hammer, B
Molenbroek, AM
Norskov, JK [1 ]
Stensgaard, I
机构
[1] Tech Univ Denmark, Dept Phys, Ctr Atom Scale Mat Phys, DK-2800 Lyngby, Denmark
[2] Aarhus Univ, Inst Phys & Astron, Ctr Atom Scale Mat Phys, DK-8000 Aarhus C, Denmark
[3] Haldor Topsoe Res Labs, DK-2800 Lyngby, Denmark
[4] Univ Aalborg, Inst Phys, DK-9220 Aalborg Ost, Denmark
关键词
D O I
10.1126/science.279.5358.1913
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Detailed studies of elementary chemical processes on well-characterized single crystal surfaces have contributed substantially to the understanding of heterogeneous catalysis. insight into the structure of surface alloys combined with an understanding of the relation between the surface composition and reactivity is shown to lead directly to new ideas for catalyst design, The feasibility of such an approach is illustrated by the synthesis, characterization, and tests of a high-surface area gold-nickel catalyst for steam reforming.
引用
收藏
页码:1913 / 1915
页数:5
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