2013年11月29日 Science

nero1981

2013年11月29日 Science
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COVER Color-enhanced scanning electron micrograph of rust (iron oxide) ; ^. {1 O7 B- w' C4 M
on painted sheet metal (width of image field: 41.3 micrometers). When activated
8 z! h& k3 h* v5 fby a thin carbon layer doped with nitrogen atoms, iron oxide proves to be an
7 X+ u( p# c  r( `efficient catalyst for selective hydrogenation of nitroarenes to anilines, a
4 H* \, w& z. v- |% C5 G( A8 `process that previously required noble metals. See pages 1054 and 1073. : j5 S. {- C% e* e: w5 v  f
Image: Eye of Science/Science Source / j6 j7 E; o% }/ R: Y) \
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