Fig. 16From: White light emitting diode based on purely organic fluorescent to modern thermally activated delayed fluorescence (TADF) and perovskite materials(Reproduced with permission from Ref. [47] Copyright 2016, ©WILEY–VCH Verlag GmbH & Co. KGaA, Weinheim)a Chemical structure of NI-1-PhTPA, PXZDSO2 and DBP, b EQE vs. luminance spectra and c EL spectra of the OLEDs W1, W2, W3, and Y1Back to article page