Brownian diffusion and large-scale morphology of a nanostructured film on the wall of a flow reactor
A self-consistent mathematical model of nanoparticle deposition from a gas flow and a nanostructured film growth was developed. Qualitative estimates and simulation results are presented, which are in accordance with experimental data. During simulation it is found that at the inlet of the cylindrical reactor a large-scale morphology of a film thickness is formed which does not depend on its width. It is shown that the morphology of a deposited film can be optimized by controlling the width of an inlet nanoparticle beam and by an inlet gas temperature.