Influence of comb-shaped polymers architecture on interparticular forces

Bachelor Thesis

2022/01/28 by

The aim of this thesis is to investigate the influence of the polymer architecture on inter-particle forces. Therefore the interaction force between alumina surfaces across aqueous solutions containing comb shaped polymers are investigated via Colloidal-Probe Atomic Force Microscopy.

Left: Exemplary force vs. distance curve of two silica interfaces in 1mM NaCl (blue dots) and corresponding Poisson-Boltzmann-fit (red solid line), Right: Scheme of surfaces and solution composition containing salt comb-shaped polymers