Naphthalene diimide based near-infrared luminogens with aggregation-induced emission characteristics for biological imaging and high mobility ambipolar transistors

查看全文 作　　者：De [1,2,3]Guo;Lin [3]Li;Xianqi [3]Zhu;Martin [4]Heeney;Jing [1]Li;Lichun [5]Dong;Qingsong [3]Yu;Zhihua [3]Gan;Xinggui [3]Gu;Luxi [5]Tan

机构地区：[1]Chongqing Institute of Green and Intelligent Technology,Chinese Academy of Sciences,Chongqing 400714,China;[2]University of Chinese Academy of Sciences,Beijing 100049,China;[3]Beijing Advanced Innovation Center for Soft Matter Science and Engineering,State Key Laboratory of Chemical Resource Engineering,State Key Laboratory of Organic-Inorganic Composite Materials,Beijing Laboratory of Biomedical Materials,Beijing University of Chemical Technology,Beijing 100029,China;[4]Department of Chemistry and Centre for Plastic Electronics,Imperial College London,London W120BZ,UK;[5]Chongqing Key Laboratory of Theoretical and Computational Chemistry,School of Chemistry and Chemical Engineering,Chongqing University,Chongqing 401331,China

出　　处：《Science China Chemistry》索引2020年第63卷第9期,共10页

基　　金：the China Scholarship Council;the National Natural Science Foundation of China(21702016,21905015);the Chongqing Science and Technology Commission(cstc2018jcyj AX0091);the Fundamental Research Funds for the Central Universities(2019CDQYHG023)。 摘　　要：Organic conjugated materials combining high conductivity with strong solid-state emission are highly desired for organic electronic applications,yet still rather rare.Herein,a novel luminogen(TEN)comprised by linking naphthalene diimides and triphenyl ethylene with vinyl bridges is reported.TEN exhibits aggregation-induced emission(AIE)behavior of a strong nearinfrared fluorescence over 700 nm and the efficiency above 60.5%in the solid state,while also shows promising application in vivo bio-imaging with good permeability and extremely low background.Single crystal of TEN reveals intra-and intermolecular C–H…O hydrogen bonds,contributing to an inclined molecular stacking along the a-axis of the cell,creating a 1 D charge carrier transporting channel under a shortπ-πinteraction distance of 3.42?,which might benefit the solid emission and charge transport ability simultaneously.Solution processed bottom contact,top gate organic field effect transistors based on TEN reveal a high ambipolar charge transport ability with the hole mobility up to 0.13 cm2 V-1 s-1 and electron mobility up to0.010 cm2 V-1 s-1.Further atomic force microscopy and X-ray diffraction analysis on TEN thin film confirm the existence of the1 Dπ-πstacking channel,suggesting the stacking geometry revealed in crystal crucial for facilitating high charge carrier mobility while preserving the strong solid emission at the same time. 关键词：aggregation induced emission(AIE) naphthalene diimides(NDI) near-infrared(NIR)solid emission organic field effect transistors(OFETs) BIO-IMAGING

相关文献

参考文献（49）
引证文献（1）
耦合文献（60）

参考文献(49)

引证文献(1)

耦合文献(60)

互联网出版许可证新出网证(渝)字10号全国400电话 - 免长途话费

Naphthalene diimide based near-infrared luminogens with aggregation-induced emission characteristics for biological imaging and high mobility ambipolar transistors

参考文献(49)

引证文献(1)

耦合文献(60)

用户提示