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)
( h, R3 p9 D+ h( u5 j5 Non painted sheet metal (width of image field: 41.3 micrometers). When activated + K! }; c; r" ]8 Q, m7 }$ i. Z
by a thin carbon layer doped with nitrogen atoms, iron oxide proves to be an
6 p# ?7 F; _" n' B5 ^2 ?9 @  tefficient catalyst for selective hydrogenation of nitroarenes to anilines, a * f3 j0 X- m& z, l+ b
process that previously required noble metals. See pages 1054 and 1073. . i6 U% r8 @( H  |6 [, v" U
Image: Eye of Science/Science Source
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