Joel Koplik Laboratory

Overview

Research interests:

  • Nanoscale fluid mechanics
  • Colloidal and swimming particles
  • Porous media flows
  • Superfluids
  • Statistical mechanics

Molecular configuration snapshot (Top) and density profile (Bottom) at a liquid/liquid interface; (Left) weak attraction between the two fluid’s molecules, (Right) pure repulsion.

Ingredients in a calculation of colloidal motion at the liquid/vapor interface of a thin film.

Ingredients in a calculation of colloidal motion at the liquid/vapor interface of a thin film.

Random sequential adsorption simulation of hexamer molecules at a liquid/vapor interface. Extracting the lattice gas equation of state from RSA simulations using the Gibbs adsorption isotherm

Transport through a geological fracture with self-affine rough walls; (Left) fluid velocity map, (Right) trajectories of suspended and trapped particles

Side view/top view of the final states for various drops impacting a solid surface; left to right: pure liquid, 21% particulate suspension, 42% suspension and particle-coated drop.

Side view/top view of the final states for various drops impacting a solid surface; left to right: pure liquid, 21% particulate suspension, 42% suspension and particle-coated drop.

Trajectory of an active Janus particle swimming and diffusing near a wall