中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Indolo[3,2-b]carbazole-based functional derivatives as materials for light emitting diodes

文献类型:期刊论文

作者Lengvinaite, S.1; Grazulevicius, J. V.1; Grigalevicius, S.1; Gu, R.2; Dehaen, W.2; Jankauskas, V.3; Zhang, B.4; Xie, Z.4
刊名DYES AND PIGMENTS
出版日期2010-05-01
卷号85期号:3页码:183-188
关键词Cross-linked Layer Ionisation Potential Charge Transporting Properties Light Emitting Diodes Indolo[3 2-b]Carbazole
ISSN号0143-7208
DOI10.1016/j.dyepig.2009.10.022
英文摘要Derivatives of indolo[3,2-b]carbazole containing reactive oxetanyl groups were characterized using (1)H NMR, IR spectroscopy and mass spectrometry. The synthesized materials were examined using various techniques including differential scanning calorimetry, thermogravimetry, electron photoemission spectrometry and xerographic time of flight technique. The electron photoemission spectra of layers of the derivatives showed ionisation potentials of 5.2-5.45eV: hole drift mobilities in layers of the derivatives dispersed in the polymeric host Bisphenol Z polycarbonate (50%) ranged from 6.2 x 10(-6) to 6.9 x 10(-4) cm(2) V(-1) s(-1) at high electric fields at room temperature. The Compounds were tested as hole transporting materials in bilayer OLED's using Alq(3) as emitter: devices comprising phenyl substituted indolo[3,2-b]carbazole exhibited best overall performance with a turn-on voltage of similar to 5 V, maximum luminance efficiency of 3.64 cd A(-1) and maximum brightness of similar to 5700 cd m(-2). The compounds were also used for the preparation of cross-linked hole transporting layers by photoinduced polymerization, the ensuing layers being employed in light emitting diodes. (C) 2009 Elsevier Ltd. All rights reserved.
语种英语
WOS记录号WOS:000274276900015
出版者ELSEVIER SCI LTD
源URL[http://ir.iccas.ac.cn/handle/121111/68969]  
专题中国科学院化学研究所
通讯作者Grigalevicius, S.
作者单位1.Kaunas Univ Technol, Dept Organ Technol, LT-50254 Kaunas, Lithuania
2.Univ Louvain, Dept Chem, B-3001 Louvain, Belgium
3.Vilnius Univ, Dept Solid State Elect, LT-10222 Vilnius, Lithuania
4.Chinese Acad Sci, Changchun Inst Appl Chem, State Key Lab Polymer Phys & Chem, Changchun 130022, Peoples R China
推荐引用方式
GB/T 7714
Lengvinaite, S.,Grazulevicius, J. V.,Grigalevicius, S.,et al. Indolo[3,2-b]carbazole-based functional derivatives as materials for light emitting diodes[J]. DYES AND PIGMENTS,2010,85(3):183-188.
APA Lengvinaite, S..,Grazulevicius, J. V..,Grigalevicius, S..,Gu, R..,Dehaen, W..,...&Xie, Z..(2010).Indolo[3,2-b]carbazole-based functional derivatives as materials for light emitting diodes.DYES AND PIGMENTS,85(3),183-188.
MLA Lengvinaite, S.,et al."Indolo[3,2-b]carbazole-based functional derivatives as materials for light emitting diodes".DYES AND PIGMENTS 85.3(2010):183-188.

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来源:化学研究所

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