A1 Refereed original research article in a scientific journal

Comparative study of n-doping and p-doping of poly(3,4-ethylenedioxythiophene) electrosynthesised on aluminium




AuthorsGustafsson H, Kvarnstrom C, Ivaska A

PublisherELSEVIER SCIENCE SA

Publication year2008

Journal:Thin Solid Films

Journal name in sourceTHIN SOLID FILMS

Journal acronymTHIN SOLID FILMS

Volume517

Issue2

First page 474

Last page478

Number of pages5

ISSN0040-6090

DOIhttps://doi.org/10.1016/j.tsf.2008.06.033


Abstract
Aluminium was used as substrate for electropolymerisation of poly(3,4-ethylenedioxythiophene), PEDOT. The p- and n-doping behaviour of the PEDOT films was studied both electrochemically by cyclic voltammetry, and spectroscopically by in situ external reflection Fourier transform infrared spectroscopy during stepwise potential cycling of the films. The polymer films were also studied by resonance Raman spectroscopy with three different excitation wavelengths (514 nm, 633 nm and 780 nm). The surface morphology of the films was studied by scanning electron microscopy. The results indicate that PEDOT, polymerised on Al, is both p- and n-dopable, making it an interesting material for organic electronics applications. (c) 2008 Elsevier B.V. All rights reserved.



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