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Large adsorption energies for CO on Scn (n=2-8, 13) nanoclusters |
Jiang Meng(孟江) |
College of Information Engineering, Xizang Minzu University, Xianyang 712082, China |
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Abstract In order to seek a transition metal cluster with high ability to adsorb CO molecule, the author performs a density function theory calculation on COScn (n=2-8, 13) clusters. The results demonstrate that COScn (n=2-8, 13) clusters have the large adsorption energies of which the values are over 3.6 eV, and the elongations of C-O bond length exceed 20% in most calculated sizes. Adsorbing CO contributes to the improvement of the chemical activity, but reduces the magnetic moment of corresponding Scn cluster.
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Received: 29 July 2016
Revised: 04 September 2016
Accepted manuscript online:
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PACS:
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36.40.Cg
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(Electronic and magnetic properties of clusters)
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31.15.ae
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(Electronic structure and bonding characteristics)
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31.15.E-
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Fund: Project supported by the Natural Science Foundation of Tibet Autonomous Region, China (Grant No. 2016-ZR-15-23), the Fund from the Key Laboratory of Optical Information Processing and Visualization Technology, Tibet Autonomous Region, China, the Young Talent Cultivation Plan of Xizang (Tibet) Minzu University, China (Grant No. 14myQP05), and the Important Cultivate Plan of Xizang Minzu University (Grant No. 12myZP02). |
Corresponding Authors:
Jiang Meng
E-mail: jmeng21@126.com
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Cite this article:
Jiang Meng(孟江) Large adsorption energies for CO on Scn (n=2-8, 13) nanoclusters 2016 Chin. Phys. B 25 123601
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