SURFACE MODIFICATION AND INSTABILITIES OF SUPERCOOLED PHASES

被引:5
作者
BARZIV, R
SAFRAN, SA
机构
[1] Department of Materials and InterfdceSj Weizmann Institute Rehovot
来源
EUROPHYSICS LETTERS | 1993年 / 22卷 / 04期
关键词
METASTABLE PHASES; NUCLEATION; NONEQUILIBRIUM THERMODYNAMICS; IRREVERSIBLE PROCESSES;
D O I
10.1209/0295-5075/22/4/003
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Modification of the surface of a metastable, supercooled phase can induce the transition to the equilibrium phase. The minimal supercooling temperature of the bulk phase is determined by both the strength and spatial extent of the surface treatment. Our results show that the temperature range where supercooling is possible can indeed vanish for strong enough surface treatments, in qualitative agreement with recent experiments which probe the effect of alcohol monolayers on the freezing of water.
引用
收藏
页码:251 / 256
页数:6
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