Electroconvective viscous fingering in a single polyelectrolyte fluid on a charge selective surface

Abstract When a low-viscosity fluid displaces into a higher-viscosity fluid, the liquid-liquid interface becomes unstable causing finger-like patterns. This viscous fingering instability has been widely observed in nature and engineering systems with two adjoined fluids. Here, we demonstrate a hithe...

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Bibliographic Details
Main Authors: Jeonghwan Kim, Joonhyeon Kim, Minyoung Kim, Rhokyun Kwak
Format: Article
Language:English
Published: Nature Portfolio 2023-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-43082-9