Apparent contact angle of drops on liquid infused surfaces: geometric interpretation
Ciro Semprebon, Muhammad Subkhi Sadullah, Glen McHale, Halim Kusumaatmaja
Abstract
We provide an intuitive geometrical interpretation for the apparent contact angle on LISs, due to the rotation of the Neumann triangle at the lubricant–droplet–gas contact line.
Topics & Concepts
Contact angleWettingLubricantDrop (telecommunication)MechanicsMaterials scienceQuadratic equationGeometryRidgeOpticsChemistryPhysicsComposite materialMathematicsGeologyPaleontologyComputer scienceTelecommunicationsSurface Modification and SuperhydrophobicityAdhesion, Friction, and Surface InteractionsFluid Dynamics and Heat Transfer