Surface alloying of submonolayer Pb on Cu(111) studied by photoemission | |
Xu, MC ; Qian, HJ ; Liu, FQ ; Krash, I ; Lai, WY ; Wu, SC | |
刊名 | CHINESE PHYSICS LETTERS
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2000 | |
卷号 | 17期号:1页码:49 |
关键词 | LOW-INDEX GROWTH ADSORPTION CU(100) COPPER LEAD SUPERSTRUCTURES LEED STM AU |
ISSN号 | 0256-307X |
通讯作者 | Xu, MC (reprint author), Chinese Acad Sci, Inst Phys, Ctr Condensed Matter Phys, State Key Lab Magnet, POB 603, Beijing 100080, Peoples R China. |
中文摘要 | The reactions of superthin Pb films on a Cu (111) surface with respect to the coverage of Pb and annealing have been studied by synchrotron radiation photoemission. The submonolayer Pb atoms deposited at room temperature are distributed on the Cu (111) surface as two-dimensional (2D) islands. Annealing to 200 degrees C gives rise of Pb-Cu surface alloy formation. Analyses show that the surface alloy occurs only in the first layer of the Cu (111) surface. As a surfactant, Pb can promote 2D layer-by-layer growth of thin films on Cu (111), but the Pb-Cu surface alloying may have an unfavorable effect on the activation process. |
收录类别 | SCI |
语种 | 英语 |
公开日期 | 2013-09-24 |
内容类型 | 期刊论文 |
源URL | [http://ir.iphy.ac.cn/handle/311004/54150] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | Xu, MC,Qian, HJ,Liu, FQ,et al. Surface alloying of submonolayer Pb on Cu(111) studied by photoemission[J]. CHINESE PHYSICS LETTERS,2000,17(1):49. |
APA | Xu, MC,Qian, HJ,Liu, FQ,Krash, I,Lai, WY,&Wu, SC.(2000).Surface alloying of submonolayer Pb on Cu(111) studied by photoemission.CHINESE PHYSICS LETTERS,17(1),49. |
MLA | Xu, MC,et al."Surface alloying of submonolayer Pb on Cu(111) studied by photoemission".CHINESE PHYSICS LETTERS 17.1(2000):49. |
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