Diffusion of Brønsted acidic dopants in conjugated polymers
Phong H. Nguyen, Michael B. Schmithorst, Tom Mates, Rachel A. Segalman, Michael L. Chabinyc
Abstract
An examination of the mechanism of electrical doping of films of poly(3-hexylthiophene) by a strong Brønsted acids reveals a heavily doped surface layer that limits diffusion of the acid into the bulk.
Topics & Concepts
DopantConjugated systemMaterials scienceDopingPolymerDiffusionBrønsted–Lowry acid–base theoryLayer (electronics)Polymer chemistryChemical engineeringInorganic chemistryOrganic chemistryNanotechnologyCatalysisComposite materialChemistryThermodynamicsOptoelectronicsEngineeringPhysicsConducting polymers and applicationsOrganic Electronics and PhotovoltaicsElectrochemical Analysis and Applications