作者:Jing Huang、Runli Tang、Tian Zhang、Qianqian Li、Gui Yu、Shuyi Xie、Yunqi Liu、Shanghui Ye、Jingui Qin、Zhen Li
DOI:10.1002/chem.201303522
日期:2014.4.25
luminous efficiency, and unconjugated linkages, the π conjugation length of the obtained luminogens is effectively restricted to ensure their blue emission. The undoped organic light‐emitting diodes based on TPE–pTPA and TPE–mTPA exhibited blue or deep‐blue emissions, low turn‐on voltages (3 V), and high electroluminescence efficiencies with Lmax, ηC,max, and ηP,max values of up to 26 697 cd m−2, 3
成功合成了两种聚集诱导的发射活性发光剂(TPE– p TPA和TPE– m TPA)。为了比较,制备了另外六个类似的化合物。由于引入了以空穴为主的三苯胺(TPA),具有高发光效率的芴基和未共轭的键,因此有效限制了所获得的发光剂的π共轭长度,以确保其发出蓝色光。基于TPE-未掺杂有机发光二极管p TPA和TPE-米TPA呈现蓝色或深蓝色的排放,低导通电压(3V),和高电致发光效率与大号最大,η C,最大值,和ηP ,最大值的高达26 697 CD m个值-2,3.37光盘-1,和2.40 Lm的w ^ -1。