fig3

Figure 3. (A) AFM colloidal probe of glass microspheres; (B) Snapshot of bubble-particle interactions; Force-separation curves of interactions between hydrophobic glass microspheres and bubbles in (C) DTAB and (D) SDS solutions. Reproduced from ref.^[64], Copyright 2018, MDPI. DTAB: Dodecyltrimethylammonium bromide; SDS: sodium dodecyl sulfate.