Chemical reaction-limited spreading: the triple line velocity versus contact angle relation

被引:123
作者
Dezellus, O [1 ]
Hodaj, F [1 ]
Eustathopoulos, N [1 ]
机构
[1] ENSEEG, UJF, INPG, UMR 5614 CNRS,LTPCM, F-38402 St Martin Dheres, France
关键词
wetting; reactivity; contact angle; adhesion; metals; carbon;
D O I
10.1016/S1359-6454(02)00309-9
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The mechanisms of reaction-limited spreading of molten copper and nickel silicides on carbon substrates are studied by the dispensed drop variant of the sessile drop technique under high vacuum. Both standard wetting experiments and experiments which separate the effect of time and instantaneous contact angle on spreading rate are carried out. Equations are derived for the time-dependent variation of contact angle and spreading rate. (C) 2002 Acta Materialia Inc. Published by Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:4741 / 4753
页数:13
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