Fig. 20From: White light emitting diode based on purely organic fluorescent to modern thermally activated delayed fluorescence (TADF) and perovskite materials(Reproduced with permission from Ref. [51] Copyright 2018, ©WILEY–VCH Verlag GmbH & Co. KGaA, Weinheim)a Strategies for white light generation from the device. GS, ES, and ET, ground state, excited state and energy transfer respectively. b DTPATXO a yellow TADF structure, c luminance and J–V and EL spectra (inset) of the devices, d luminance efficiency curves of the devicesBack to article page