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Au_nCd(n=1-8)团簇的结构和稳定性(英文)
Geometry and Stability of Cd@ Au_n(n=1-8) Clusters
【摘要】 系统研究了二元合金团簇AunCd(n=1-8)的结构和最低能量异构体的相对稳定性,结果表明:AunCd(n=1-8)团簇的基态几何结构为平面结构,奇数个原子的团簇比偶数个原子团簇的稳定性高,Au2Cd为幻数团簇,具有较高的稳定性。
【Abstract】 The geometrical configuration and relative stability of the lowest-lying isomers of cadmium-doped gold clusters,AunCd(n=1-8) are investigated.The results obtained indicate that the lowest energy structure of AunCd(n=1-8) clusters is planar.The stability trend of the AunCd cluster shows an odd-even oscillation with the even numbered clusters is more stable,and indicates that Au2Cd cluster is magic one with high chemical stability.
【关键词】 密度泛函理论;
Au-Cd团簇;
结构;
稳定性;
【Key words】 density functional theory; Au-Cd cluster; structure; stability;
【Key words】 density functional theory; Au-Cd cluster; structure; stability;
- 【文献出处】 西华大学学报(自然科学版) ,Journal of Xihua University(Natural Science Edition) , 编辑部邮箱 ,2011年06期
- 【分类号】O561.1
- 【被引频次】2
- 【下载频次】39