A wetting layer breaks the ice rules

被引:19
作者
Feibelman, PJ [1 ]
机构
[1] Sandia Natl Labs, Surface & Interface Sci, Albuquerque, NM 87185 USA
关键词
D O I
10.1016/j.cplett.2005.05.026
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Ab initio, calculations for a water layer on Ru(0 0 0 1) predict that to preserve O-Ru bonds, a substantial percentage of weaker, O-(HO)-O-... bonds will optimally be broken, even in its ground state. Thus, the axiom that wetting only occurs if water molecules bind more strongly to a surface than to each other is fundamental to understanding this wetting layer's structure. X-ray photoelectron spectra confirm the present prediction of similar to 6.7% broken H-bonds in the wetting layer at 150 K. (c) 2005 Elsevier B.V. All rights reserved.
引用
收藏
页码:120 / 124
页数:5
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