Fig. 2: Performance characteristics of doped and non-doped PCAN-based OLEDs.

a EQE vs current density and (b) Luminance vs current density characteristics for OLEDs based on doped (green) and non-doped (blue) PCAN EMLs (Inset: Image of the EL from non-doped PCAN-based OLEDs operated at 8 V).