Ring formation from a drying sessile colloidal droplet

Ring formation from drying sessile colloidal droplets (∼1.0 mm in size) containing microparticles of silicon or polystyrene was investigated with video microscopy. Results show that ring formation begins at the pinned contact line with the growth of an annular nucleus in a line by line way, which re...

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Bibliographic Details
Main Authors: Wenbin Zhang, Tongxu Yu, Longguang Liao, Zexian Cao
Format: Article
Language:English
Published: AIP Publishing LLC 2013-10-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.4824741