Graphene moire structure grown on a pseudomorphic metal overlayer supported on Ru(0001)
文献类型:期刊论文
作者 | Zhou, ZH ; Habenicht, BF ; Guo, QL ; Yan, Z ; Xu, Y ; Liu, L ; Goodman, DW |
刊名 | SURFACE SCIENCE
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出版日期 | 2013 |
卷号 | 611页码:67 |
关键词 | Graphene moire structures Ru(0001) Co and Pd pseudomorphic layers Scanning tunneling microscopy Density function theory |
ISSN号 | 0039-6028 |
通讯作者 | Liu, L (reprint author), Texas A&M Univ, Dept Chem, POB 30012, College Stn, TX 77842 USA. |
中文摘要 | A versatile method is demonstrated to modify graphene-metal interaction by overlaying a pseudomorphic monolayer of transition metal on the substrate metal. Using this method, sample-sized, high-quality graphene has been prepared on a pseudomorphic monolayer of Co and Pd deposited on Ru(0001) respectively, and studied by scanning tunneling microscopy, low energy electron diffraction, Auger electron spectroscopy, and density function theory calculations. Graphene develops moire patterns on the two pseudomorphic monolayer surfaces, with a periodicity that is identical to that of graphene on Ru(0001) but completely different from graphene on Co(0001) and Pd(111). STM measurements, supported by DFT calculations, indicate that graphene on the two surfaces exhibits distinctly different corrugation from that of graphene on Ru(0001), in order of decreasing height Co-ML/Ru>Ru>Pd-ML/Ru, suggesting that this method can be used to tune the interaction strength between graphene and a metal substrate. (C) 2013 Elsevier B.V. All rights reserved. |
资助信息 | Center for Atomic Level Catalyst Design, an Energy Frontier Research Center; U.S. Department of Energy (US-DOE), Office of Science, Office of Basic Energy Sciences [DE-SC0001058]; Robert A. Welch Foundation; US-DOE Office of Science [DE-AC02-05CH11231, DE-AC05-00OR22725] |
语种 | 英语 |
公开日期 | 2014-01-16 |
源URL | [http://ir.iphy.ac.cn/handle/311004/57049] ![]() |
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 | Zhou, ZH,Habenicht, BF,Guo, QL,et al. Graphene moire structure grown on a pseudomorphic metal overlayer supported on Ru(0001)[J]. SURFACE SCIENCE,2013,611:67. |
APA | Zhou, ZH.,Habenicht, BF.,Guo, QL.,Yan, Z.,Xu, Y.,...&Goodman, DW.(2013).Graphene moire structure grown on a pseudomorphic metal overlayer supported on Ru(0001).SURFACE SCIENCE,611,67. |
MLA | Zhou, ZH,et al."Graphene moire structure grown on a pseudomorphic metal overlayer supported on Ru(0001)".SURFACE SCIENCE 611(2013):67. |
入库方式: OAI收割
来源:物理研究所
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