Simple A–D–A pure blue fluorescent emitters based on hybridized local and charge-transfer excited state for non-doped OLEDs with narrow full width at half-maximum of 0.20 eV and CIEy< 0.06

Jinshan Wang, Xuesong Zhai, Chao Ji, Mei Zhang, Chuang Yao, Gaoyu Xie, Jianfeng Zhang, Xinguo Xi

Yancheng Institute of Technology　Guangdong University of Technology　Yangtze Normal University