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Tuning the Reactivity of Small Metal Clusters by Heteroatom Doping
Accounts of Chemical Research ( IF 16.4 ) Pub Date : 2018-11-26 00:00:00 , DOI: 10.1021/acs.accounts.8b00437
Piero Ferrari 1 , Jan Vanbuel 1 , Ewald Janssens 1 , Peter Lievens 1
Affiliation  

The reactivity of small metallic clusters, nanoparticles composed of a countable number of atoms (typically up to ∼100 atoms), has attracted much attention due to the fascinating properties these objects possess toward a variety of molecules. Cluster reactivity often is significantly different from the homologous bulk, with gold as prototypical example. Bulk gold is the noblest of all metals, whereas small gold clusters react with carbon monoxide, molecular oxygen, and hydrocarbons, among others. Furthermore, cluster reactivity is strongly size and composition dependent, allowing a wide range of tuning possibilities.

中文翻译:

通过杂原子掺杂调整小金属簇的反应性

小型金属簇的反应性是由可数个原子(通常最多约100个原子)组成的纳米颗粒,由于这些物体对各种分子具有引人入胜的特性,因此引起了人们的极大关注。簇的反应性通常与同源的团块显着不同,以金为例。散装金是所有金属中最贵的,而小的金簇则与一氧化碳,分子氧和碳氢化合物等发生反应。此外,簇的反应性在很大程度上取决于大小和组成,从而提供了广泛的调节可能性。
更新日期:2018-11-26
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