Luminescent properties of thermally activated delayed fluorescence molecule with intramolecular ππ interaction between donor and acceptor
Cai Lei, Fan Jianzhong, Kong Xiangpeng, Lin Lili, Wang Chuan-Kui
       

(color online) Intramolecular ππ interaction between the acceptor and the donor nearby described by the RDG method. The weak interacting area is marked with the red circle.