Literature DB >> 26308481

Design strategy for 25% external quantum efficiency in green and blue thermally activated delayed fluorescent devices.

Dong Ryun Lee1, Mounggon Kim2, Sang Kyu Jeon1, Seok-Ho Hwang2, Chil Won Lee2, Jun Yeob Lee1.   

Abstract

Carbazole- and triazine-derived thermally activated delayed fluorescent (TADF) emitters, with three donor units and an even distribution of the highest occupied molecular orbital, achieve high external quantum efficiencies of above 25% in blue and green TADF devices.
© 2015 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.

Entities:  

Keywords:  blue devices; delayed fluorescence; efficiency; green devices; molecular design

Year:  2015        PMID： 26308481     DOI： 10.1002/adma.201502053

Source DB:  PubMed          Journal:  Adv Mater        ISSN： 0935-9648            Impact factor:   30.849


  11 in total

1.  Design and Synthesis of New Circularly Polarized Thermally Activated Delayed Fluorescence Emitters.

Authors:  Sophie Feuillastre; Mathilde Pauton; Longhui Gao; Alaric Desmarchelier; Adrian J Riives; Damien Prim; Denis Tondelier; Bernard Geffroy; Gilles Muller; Gilles Clavier; Grégory Pieters
Journal:  J Am Chem Soc       Date:  2016-03-18       Impact factor: 15.419

2.  Highly Efficient Blue Thermally Activated Delayed Fluorescence Emitters Based on Multi-Donor Modified Oxygen-Bridged Boron Acceptor.

Authors:  Xin-Yue Meng; Zi-Qi Feng; You-Jun Yu; Liang-Sheng Liao; Zuo-Quan Jiang
Journal:  Molecules       Date:  2022-06-23       Impact factor: 4.927

3.  Blue organic light-emitting diodes realizing external quantum efficiency over 25% using thermally activated delayed fluorescence emitters.

Authors:  Takuya Miwa; Shosei Kubo; Katsuyuki Shizu; Takeshi Komino; Chihaya Adachi; Hironori Kaji
Journal:  Sci Rep       Date:  2017-03-21       Impact factor: 4.379

4.  Evidence and mechanism of efficient thermally activated delayed fluorescence promoted by delocalized excited states.

Authors:  Takuya Hosokai; Hiroyuki Matsuzaki; Hajime Nakanotani; Katsumi Tokumaru; Tetsuo Tsutsui; Akihiro Furube; Keirou Nasu; Hiroko Nomura; Masayuki Yahiro; Chihaya Adachi
Journal:  Sci Adv       Date:  2017-05-10       Impact factor: 14.136

5.  Extremely condensing triplet states of DPEPO-type hosts through constitutional isomerization for high-efficiency deep-blue thermally activated delayed fluorescence diodes.

Authors:  Jing Zhang; Dongxue Ding; Ying Wei; Hui Xu
Journal:  Chem Sci       Date:  2016-01-14       Impact factor: 9.825

Review 6.  Triazine-Acceptor-Based Green Thermally Activated Delayed Fluorescence Materials for Organic Light-Emitting Diodes.

Authors:  Ramanaskanda Braveenth; Kyu Yun Chai
Journal:  Materials (Basel)       Date:  2019-08-20       Impact factor: 3.623

7.  Boosting external quantum efficiency to 38.6% of sky-blue delayed fluorescence molecules by optimizing horizontal dipole orientation.

Authors:  Yan Fu; Hao Liu; Dezhi Yang; Dongge Ma; Zujin Zhao; Ben Zhong Tang
Journal:  Sci Adv       Date:  2021-10-20       Impact factor: 14.136

8.  Narrowband blue emission with insensitivity to the doping concentration from an oxygen-bridged triarylboron-based TADF emitter: nondoped OLEDs with a high external quantum efficiency up to 21.4.

Authors:  Jianmei Han; Zhongyan Huang; Jingsheng Miao; Yuntao Qiu; Ziyang Xie; Chuluo Yang
Journal:  Chem Sci       Date:  2022-02-21       Impact factor: 9.825

9.  Nanosecond-time-scale delayed fluorescence molecule for deep-blue OLEDs with small efficiency rolloff.

Authors:  Jong Uk Kim; In Seob Park; Chin-Yiu Chan; Masaki Tanaka; Youichi Tsuchiya; Hajime Nakanotani; Chihaya Adachi
Journal:  Nat Commun       Date:  2020-04-14       Impact factor: 14.919

10.  High-Performance Nondoped Blue Delayed Fluorescence Organic Light-Emitting Diodes Featuring Low Driving Voltage and High Brightness.

Authors:  Shi-Jie Zou; Feng-Ming Xie; Miao Xie; Yan-Qing Li; Tao Cheng; Xiao-Hong Zhang; Chun-Sing Lee; Jian-Xin Tang
Journal:  Adv Sci (Weinh)       Date:  2019-11-27       Impact factor: 16.806
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