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Abstract:
采用基于第一性原理的密度泛函理论和周期平板模型相结合的方法,对CH30H分子在Au(111)表面top,fcc,hcp和bridge位的吸附模型进行了构型优化、能量计算以及Mulliken布居分析,结果表明top位是较有利的吸附位.吸附的CH3OH解离产生甲氧基CH3O和H,对它们在Au(111)面的吸附进行的计算表明,bridge和fcc位分别是二者的最件吸附位.对过渡态的计算给出了CH,OH在Au表面解离吸附的可能机理:首先发生O-H键的断裂,继而生成甲氧基中间体.
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催化学报
ISSN: 0253-9837
CN: 21-1601/O6
Year: 2006
Issue: 1
Volume: 27
Page: 55-59
0 . 6 5 9
JCR@2006
1 5 . 7 0 0
JCR@2023
JCR Journal Grade:2
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count: -1
30 Days PV: 1
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