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author:

郑金德 (郑金德.) [1] | 陆春海 (陆春海.) [2] | 孙宝珍 (孙宝珍.) [3] | 陈文凯 (陈文凯.) [4]

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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79.0kJ·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1770-2143cm-1之间.态密度分析表明,U原子将d、f电子转移至N2的2π轨道.计算所得解离反应的能垒为266.9kJ·mol-1.

Keyword:

N2 一氧化铀 吸附 密度泛函理论 解离

Community:

  • [ 1 ] 福州大学化学系,福州350108
  • [ 2 ] 中国工程物理研究院,四川绵阳621900

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Source :

物理化学学报

ISSN: 1000-6818

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

Cited Count:

WoS CC 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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