Contactless rheology of finite-size air-water interfaces
Vincent Bertin, Zaicheng Zhang, Rodolphe Boisgard, Christine Grauby-Heywang, Elie Raphaël, Thomas Salez, Abdelhamid Maali
Abstract
The authors present a contactless colloidal-probe method based on the coupling between hydrodynamic pressure and capillary deformation of a finite-size bubble, to measure the surface tension of air-water interfaces in presence of impurities.
Topics & Concepts
Materials scienceRheologySurface tensionCoupling (piping)Deformation (meteorology)Measure (data warehouse)Capillary actionComposite materialTension (geology)Pressure sensorMechanicsMechanical engineeringAdhesionSurface (topology)Capillary pressureDisplacement (psychology)Pickering emulsions and particle stabilizationSurfactants and Colloidal SystemsFluid Dynamics and Thin Films