中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Prying into the limit of CIE value for TPE-based blue AIEgens in organic light-emitting diodes

文献类型:期刊论文

作者Zhan, Xuejun1; Yang, Min2; Yuan, Lei1; Gong, Yanbin1; Xie, Yujun1; Peng, Qian3; Ye, Shanghui2; Li, Qianqian1; Li, Zhen1
刊名DYES AND PIGMENTS
出版日期2016-05-01
卷号128页码:60-67
关键词CIE Polyphenylbenzene Tetraphenylethene Aggregation-induced emission Blue emission Organic light-emitting diodes
英文摘要By incorporating tetraphenylethene (TPE) into the platform of polyphenylbenzene through different linkage modes and adjustment of conjugation, four highly twisted luminogens were synthesized, of which showed good thermal stability verified by thermogravimetric and differential scanning calorimetry analysis. All these luminogens exhibited typical aggregation induced emission phenomenon. Utilizing them as emitting layers, nondoped fluorescent organic light-emitting diodes were fabricated. Thanks to their well-designed highly twisted structures, all devices showed blue to deep-blue emission. The deep-blue emission devices based on emitter containing meta-tetraphenylethene exhibited maximum current efficiency of 1.32 cd A(-1), while the Commission Internationale de l'Eclairage (CIE) coordinates were (0.16, 0.12), close to our previous report of deep-blue emission. Combined with our previous results, it might be predicted that perhaps, the CIE coordinates limit of TPE-based luminogens should be around (0.15, 0.11), and the CIEy is hard to break through 0.10, unless other building blocks with shorter conjugation used instead of TPE. (C) 2016 Elsevier Ltd. All rights reserved.
收录类别SCI
语种英语
源URL[http://ir.iccas.ac.cn/handle/121111/35989]  
专题化学研究所_有机固体实验室
作者单位1.Wuhan Univ, Dept Chem, Hubei Key Lab Organ & Polymer Optoelect Mat, Wuhan 430072, Peoples R China
2.Nanjing Univ Posts & Telecommun, IAM, Nanjing 210046, Jiangsu, Peoples R China
3.Chinese Acad Sci, Inst Chem, BNLMS, Beijing 100190, Peoples R China
推荐引用方式
GB/T 7714
Zhan, Xuejun,Yang, Min,Yuan, Lei,et al. Prying into the limit of CIE value for TPE-based blue AIEgens in organic light-emitting diodes[J]. DYES AND PIGMENTS,2016,128:60-67.
APA Zhan, Xuejun.,Yang, Min.,Yuan, Lei.,Gong, Yanbin.,Xie, Yujun.,...&Li, Zhen.(2016).Prying into the limit of CIE value for TPE-based blue AIEgens in organic light-emitting diodes.DYES AND PIGMENTS,128,60-67.
MLA Zhan, Xuejun,et al."Prying into the limit of CIE value for TPE-based blue AIEgens in organic light-emitting diodes".DYES AND PIGMENTS 128(2016):60-67.

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来源:化学研究所

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