Thermally activated motion of a contact line over defects

Hugo Perrin , Romain Lhermerout (1) , Kristina Davitt , Etienne Rolley , Bruno Andreotti

1 LIPhy - Laboratoire Interdisciplinaire de Physique [Saint Martin d’Hères]

At the nanometer scale, the motion of a contact line separating a dry from a wet region is limited by the presence of surface heterogeneities that pin it.

Domaines: Dynamique des Fluides [physics.flu-dyn]; Matière Molle [cond-mat.soft]

Hugo Perrin, Romain Lhermerout, Kristina Davitt, Etienne Rolley, Bruno Andreotti. Thermally activated motion of a contact line over defects. Soft Matter, 2018, 14 (9), pp.1581-1595. ⟨10.1039/C7SM02211E⟩. ⟨hal-03831594⟩