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Abstract:
运用密度泛函理论中广义梯度近似(GGA)的VWN-BP方法结合周期性平板模型,研究N2在UO(100)表面的吸附.研究表明,N2平行吸附在UO(100)表面穴位为最稳定吸附构型,吸附能为79.0 kJ·mol-1.Mulliken布居分析显示,N2获得电子.吸附后,N-N伸缩振动频率发生红移.波数在1770-2143 cm-1之间.态密度分析表明,U原子将df电子转移至N2的2π轨道.计算所得解离反应的能垒为266.9 kJ·mol-1.
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物理化学学报
ISSN: 1000-6818
CN: 11-1892/O6
Year: 2008
Issue: 11
Volume: 24
Page: 1995-1999
0 . 6 7 3
JCR@2008
1 0 . 8 0 0
JCR@2023
JCR Journal Grade:4
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 1
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