Figure 4From: Modification of Conductive Polymer for Polymeric Anodes of Flexible Organic Light-Emitting DiodesXPS spectra of pristine PEDOT:PSS (solid line) and DMSO modified PEDOT:PSS (dot line),a C(1s), O(1s) spectra at normal take-off angle of 45º,b S(2p) spectra at normal take-off angle of 45º, andc S(2p) spectra at a smaller take-off angle of 25°Back to article page