aggregates morphology aggregates size 2 carbon nanotubes 2 surfactants 2 surfactants affinity 2 Aggregates 1 Anionic surfactants 1 Article 1 Atomic force 1 COMPOSITES 1 Carbon nanotubes 1 Cationic surfactants 1 Cetyltrimethylammonium bromide 1 DISPERSION 1 KINETICS 1 Morphology 1 Multiwalled carbon nanotubes (MWCN) 1 Nanotubes 1 Non-covalent 1 Nonionic 1 Polysorbate 80 1 Raman spectrometry 1 Sodium compounds 1 Sodium dodecyl sulphate 1 Sulfur compounds 1 Surface active agents 1 Surface contour 1 Tween 80 1 anion 1 atomic force spectroscopy 1