Four-stage modeling of Marangoni-enhanced heat transfer in dropwise condensation on micropillars with heat flux decomposition

Hasti Jafari Jebeli, Hamid Saffari, School of Mechanical Engineering, Department of Energy Conversion, Iran University of Science and Technology

Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering

Published online on April 17, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, Ahead of Print.
This study numerically investigates dropwise condensation on structured surfaces by modeling four stages of droplet growth from nucleation through Cassie–Baxter spreading. Using COMSOL Multiphysics, conduction and Marangoni convection are decoupled to ...