Howard, Naomi S.; Archer, Andrew J.; Sibley, D. N.; Southee, Darren; Wijayantha, Upul K. G.
(American Chemical Society, 2023-01-06)
The coffee ring effect regularly occurs during the evaporation of colloidal droplets and is often undesirable. Here we show that adding a specific concentration of a surfactant can mitigate this effect. We have conducted ...