Intermolecular bond length of ice on Ag(111)

被引:105
作者
Morgenstern, K
Nieminen, J
机构
[1] Free Univ Berlin, Fachbereich Phys, Inst Expt Phys, D-14195 Berlin, Germany
[2] Tampere Univ Technol, Inst Phys, FIN-33101 Tampere, Finland
关键词
D O I
10.1103/PhysRevLett.88.066102
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Water adsorbed in submonolayer coverage on Ag(111) at 70 K forms hydrogen-bonded networks. High resolution images in combination with calculation reveal that single protrusions represent a cyclic water hexamer with the intermolecular bond stretched to the silver lattice constant of 0.29 nm. Scanning tunneling spectroscopy indicates that the bond length within the two-dimensional hydrogen-bonded water layer is shortened. The spectra contain further information about the vibrational modes of water molecules.
引用
收藏
页码:66102/1 / 66102/4
页数:4
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