rXXXX American Chemical Society A dx.doi.org/10.1021/la202117p | Langmuir XXXX, XXX, 000–000 ARTICLE pubs.acs.org/Langmuir Swelling the Hydrophobic Core of Surfactant-Suspended Single-Walled Carbon Nanotubes: A SANS Study

SWCNTs are commonly dispersed in water using synthetic polymers (e.g., Pluronic and Triton X),1 biopolymers (e.g., DNA,2 peptides,3 and gum arabic4), and surfactants (e.g., SDS, SDBS, and bile salts).57 After ultracentrifuging these suspen