Bipolar Phenanthroimidazole Derivatives Containing Bulky Polyaromatic Hydrocarbons for Nondoped Blue Electroluminescence Devices with High Efficiency and Low Efficiency Roll-Off
Chemistry of Materials
DOI: 10.1021/cm4030414
Yi Yuan, Jia-Xiong Chen, Feng Lu, Qing-Xiao Tong, Qing-Dan Yang, Hin-Wai Mo, Tsz-Wai Ng, Fu-Lung Wong, Zheng-Qing Guo, Jun Ye, Zhan Chen, Xiao-Hong Zhang and Chun-Sing Lee
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