Fig. 8: CP-OLED performance.

a Device architecture of CP-OLED. b Current density–voltage–luminance characteristics of S-OLEDs. Inset: EL spectra. c CE, PE, and EQE vs. current density curves of S-OLEDs. d CPEL spectra of the devices.
a Device architecture of CP-OLED. b Current density–voltage–luminance characteristics of S-OLEDs. Inset: EL spectra. c CE, PE, and EQE vs. current density curves of S-OLEDs. d CPEL spectra of the devices.