Altering the coffee-ring effect by adding a surfactant-like viscous polymer solution

Abstract A uniform deposition of the suspended particles in an evaporating droplet is necessary in many research fields. Such deposition is difficult to achieve, because the coffee-ring effect dominates the internal flow in a droplet. The present study adopts a biocompatible, surfactant-like polymer...

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Bibliographic Details
Main Authors: Changdeok Seo, Daeho Jang, Jongjin Chae, Sehyun Shin
Format: Article
Language:English
Published: Nature Publishing Group 2017-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-017-00497-x