Advanced MaterialsVolume 20, Issue 11 p. 2125-2130 Communication Pyridine-Containing Triphenylbenzene Derivatives with High Electron Mobility for Highly Efficient Phosphorescent OLEDs† Shi-Jian Su, Corresponding Author Shi-Jian Su [email protected] Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan) Shi-Jian Su, Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan). Junji Kido, Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan).Search for more papers by this authorTakayuki Chiba, Takayuki Chiba Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan)Search for more papers by this authorTakashi Takeda, Takashi Takeda Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan)Search for more papers by this authorJunji Kido, Corresponding Author Junji Kido [email protected] Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan) Shi-Jian Su, Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan). Junji Kido, Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan).Search for more papers by this author Shi-Jian Su, Corresponding Author Shi-Jian Su [email protected] Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan) Shi-Jian Su, Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan). Junji Kido, Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan).Search for more papers by this authorTakayuki Chiba, Takayuki Chiba Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan)Search for more papers by this authorTakashi Takeda, Takashi Takeda Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan)Search for more papers by this authorJunji Kido, Corresponding Author Junji Kido [email protected] Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan) Shi-Jian Su, Optoelectronic Industry and Technology Development Association Bunkyo-ku, Tokyo 112-0014 (Japan). Junji Kido, Department of Polymer Science and Engineering, Faculty of Engineering Yamagata University 4-3-16 Jonan, Yonezawa, Yamagata 992-8510 (Japan).Search for more papers by this author First published: 05 June 2008 https://doi.org/10.1002/adma.200701730Citations: 565 † This work was financially supported by the New Energy and Industrial Technology Development Organization (NEDO) through the "Advanced Organic Device Project". AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinkedInRedditWechat Graphical Abstract Two pyridine-containing triphenylbenzene derivatives of 1,3,5-tri(m-pyrid- 3-yl-phenyl)benzene (TmPyPB) and 1,3,5-tri(p-pyrid-3-yl-phenyl) benzene (TpPyPB) (see figure) with high electron mobility and high triplet energy level were designed and synthesized. Highly efficient blue and green phosphorescent OLEDs were achieved by using TmPyPB and TpPyPB as an electron-transport layer, respectively. References 1 C. W. Tang, S. A. VanSlyke, Appl. Phys. Lett. 1987, 51, 913. 2 H. Antoniadis, M. A. Abkowitz, B. R. Hsieh, Appl. Phys. Lett. 1994, 65, 2030. 3 J. Kido, T. Matsumoto, Appl. Phys. Lett. 1998, 73, 2886. 4 G. He, M. Pfeiffer, K. Leo, M. Hofmann, J. Birnstock, R. Pudzich, J. Salbeck, Appl. Phys. Lett. 2004, 85, 3911. 5 G. He, O. Schneider, D. Qin, X. Zhou, M. Pfeiffer, K. Leo, J. Appl. Phys. 2004, 95, 5773. 6 M. A. Baldo, D. F. O'Brien, Y. You, A. Shoustikov, S. Sibley, M. E. Thompson, S. 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