Fig. 3. Cyclic voltammograms of (a) the LEB film in acetonitrile with 0.1 mol L⁻¹ TBAPF₆. (b) LPANI solution in THF with 0.15 mol L⁻¹ MSA. (c) LPANI solution in THF with 1.2 mol L⁻¹ LiClO₄. In all cases, a Pt wire was used as the counter electrode and Ag/AgCl was used as the reference electrode.