Effect of boundary conditions on fluctuations and solid-liquid transition in confined films

被引:4
作者
Tkachenko, A [1 ]
Rabin, Y [1 ]
机构
[1] Bar Ilan Univ, Dept Phys, IL-52900 Ramat Gan, Israel
关键词
D O I
10.1021/la970741m
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A simple model of confinement-induced freezing in thin liquid layers is presented, Under boundary conditions of vanishing displacement field at the walls, confinement suppresses the amplitude of fluctuations in a solid film below a critical value determined by the Lindemann criterion of melting. The resulting increase of the melting temperature compared to that of a bulk solid is estimated, and the connection with experiments is discussed. The effects of other boundary conditions are also studied.
引用
收藏
页码:7146 / 7150
页数:5
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