Inertial migration of neutrally buoyant particles in superhydrophobic channels
Tatiana V. Nizkaya, Evgeny S. Asmolov, Jens Harting, Olga I. Vinogradova
Abstract
The effective anisotropic hydrodynamic slip of a channel wall decorated by superhydrophobic grooves is shown to alter the equilibrium positions of neutrally buoyant particles and to generate their motion transverse to the pressure gradient.
Topics & Concepts
Neutral buoyancyMechanicsAnisotropyInertial frame of referenceSlip (aerodynamics)Transverse planePressure gradientPhysicsClassical mechanicsMaterials scienceOpticsEngineeringThermodynamicsStructural engineeringMicrofluidic and Bio-sensing TechnologiesParticle Dynamics in Fluid FlowsFluid Dynamics and Heat Transfer