The interface displacement model previously employed for calculating the line tension near first-order and critical wetting transitions is applied to multicritical wetting transitions. For short-range forces (with exponential decay) the line tension is negative in the partial wetting regime close to
Line tension at the wetting transition
β Scribed by B. Widom; A.S. Clarke
- Publisher
- Elsevier Science
- Year
- 1990
- Tongue
- English
- Weight
- 520 KB
- Volume
- 168
- Category
- Article
- ISSN
- 0378-4371
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π SIMILAR VOLUMES
An interface displacement model is employed for calculating the line tension of a contact line where three phases meet. At a first-order wetting transition the line tension reaches a positive and finite limit if the intermolecular potentials decay faster than r 6. In contrast, for non-retarded Van d
We study the transition zone or contact line between a thin film and bulk liquid, and calculate the line tension r, employing an interface displacement model equivalent to Derjaguin's and de Gennes' approach. We investigate the behaviour of ~" in the limit that the contact angle 0 tends to zero, app