Adsorption of Sodium Dodecyl Sulfate on Functionalized Graphene

Jun 4, 2013 - Vorbeck Princeton Research Center, Vorbeck Materials Corp., 11 Deerpark Drive, Monmouth Junction, New Jersey 08852, United States...
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Article pubs.acs.org/JPCB

Adsorption of Sodium Dodecyl Sulfate on Functionalized Graphene Measured by Conductometric Titration Andrew G. Hsieh,† Christian Punckt,†,‡ Sibel Korkut,†,‡ and Ilhan A. Aksay*,† †

Department of Chemical and Biological Engineering, Princeton University, Princeton, New Jersey 08544, United States Vorbeck Princeton Research Center, Vorbeck Materials Corp., 11 Deerpark Drive, Monmouth Junction, New Jersey 08852, United States



ABSTRACT: We report on the adsorption of sodium dodecyl sulfate (SDS) onto functionalized graphene sheets (FGSs) in an aqueous system, measured at broad SDS and FGS concentration ranges by conductometric surfactant titration. At dilute SDS concentrations (