Regimes of wetting transitions on superhydrophobic textures conditioned by energy of receding contact linesстатья
Статья опубликована в высокорейтинговом журнале
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Дата последнего поиска статьи во внешних источниках: 22 ноября 2015 г.
Аннотация:We discuss an evaporation-induced wetting transition on superhydrophobic stripes and show that depending on the elastic energy of the deformed contact line, which determines the value of an instantaneous apparent contact angle, two different scenarios occur. For relatively dilute stripes, the receding angle is above 90°, and the sudden impalement transition happens due to an increase of a curvature of an evaporating drop. For dense stripes, the slow impregnation transition commences when the apparent angle reaches 90° and represents the impregnation of the grooves from the triple contact line towards the drop center.