Fig. 11From: White light emitting diode based on purely organic fluorescent to modern thermally activated delayed fluorescence (TADF) and perovskite materials(Reproduced with permission from Ref. [31] Copyright 2005, ©WILEY–VCH Verlag GmbH & Co. KGaA, Weinheim)a EL spectra of the WPLEDs and b EL spectra of P3-0.5 at different driving voltagesBack to article page