Results 41 to 50 of about 3,749 (233)

Virtual Screening of TADF Emitters for Single-Layer OLEDs

Frontiers in Chemistry, 2021
Thermally-activated delayed fluorescence (TADF) is a concept which helps to harvest triplet excitations, boosting the efficiency of an organic light-emitting diode. TADF can be observed in molecules with spatially separated donor and acceptor groups with
Kun-Han Lin, Gert-Jan A. H. Wetzelaer, Paul W. M. Blom, Denis Andrienko   +3 more
doaj   +1 more source

Intramolecular Through-Space Charge-Transfer Emitters Featuring Thermally Activated Delayed Fluorescence for High-Efficiency Electroluminescent Devices

, 2021
Through-space charge-transfer (TSCT) emitters have been extensively explored for thermally activated delayed fluorescence (TADF), but arranging various donors and acceptors into rigid cofacial conformations for various efficient TSCT TADF emitters has ...
lei, he, Mingxing, Tian, Renyou, Yu, Yongjun, song   +3 more
core   +1 more source

Thermally activated delayed fluorescence with 7% external quantum efficiency from a light-emitting electrochemical cell

Nature Communications, 2019
Thermally activated delayed fluorescence (TADF) emitters deliver impressive performance in sophisticated multilayer devices. Here, the authors report efficient TADF emission from light-emitting electrochemical cells that feature a solution-processed ...
Petter Lundberg, Youichi Tsuchiya, E. Mattias Lindh, Shi Tang, Chihaya Adachi, Ludvig Edman   +5 more
doaj   +1 more source

Photoluminescence and Electrochemiluminescence of Thermally Activated Delayed Fluorescence (TADF) Emitters Containing Diphenylphosphine Chalcogenide-Substituted Carbazole Donors

, 2021
Aiming to develop efficient blue-emitting thermally activated delayed fluorescence (TADF) compounds, we have designed and synthesized derivatives of the well-known sky-blue emitter 2CzPN that contain electron-accepting phosphine chalcogenide groups to ...
Jonathan, Adsetts, Yoann, Olivier, Pachaiyappan, Rajamalli, David, Cordes, Zhifeng, Ding, Shiv, Kumar, Roberto, Lazzaroni, Alexandra, Slawin, Dongyang, Chen, Pascal, Viville, Jerome, Cornil, Michael, Wong, Eli, Zysman-Colman, Pauline, Tourneur   +13 more
core   +1 more source

Versatile boron‐based thermally activated delayed fluorescence materials for organic light‐emitting diodes

Aggregate, 2022
During the last few years, organoboron‐based thermally activated delayed fluorescence (TADF) materials have received extensive attention in optoelectronic area, owing to the unique electronegativity of boron atom.
Jianmei Han, Yanying Chen, Nengquan Li, Zhongyan Huang, Chuluo Yang   +4 more
doaj   +1 more source

Strategic-tuning of radiative excitons for efficient and stable fluorescent white organic light-emitting diodes

Nature Communications, 2019
Demonstrating white organic light-emitting diodes (OLEDs) based on thermally activated delayed fluorescence (TADF) emitters with high performance and operational stability remains a challenge. Here, the authors show efficient and stable white OLEDs based
Zhongbin Wu, Yuan Liu, Ling Yu, Chenyang Zhao, Dezhi Yang, Xianfeng Qiao, Jiangshan Chen, Chuluo Yang, Hans Kleemann, Karl Leo, Dongge Ma   +10 more
doaj   +1 more source

Molecular Design Based on Donor-Weak Donor Scaffold for Blue Thermally-Activated Delayed Fluorescence Designed by Combinatorial DFT Calculations

Frontiers in Chemistry, 2020
Quantum chemical calculations are necessary to develop advanced emitter materials showing thermally-activated delayed fluorescence (TADF) for organic light-emitting diodes (OLEDs).
Youichi Tsuchiya, Youichi Tsuchiya, Keita Tsuji, Keita Tsuji, Ko Inada, Ko Inada, Fatima Bencheikh, Fatima Bencheikh, Yan Geng, H. Shaun Kwak, Thomas J. L. Mustard, Mathew D. Halls, Hajime Nakanotani, Hajime Nakanotani, Hajime Nakanotani, Chihaya Adachi, Chihaya Adachi, Chihaya Adachi, Chihaya Adachi   +18 more
doaj   +1 more source

Red Thermally Activated Delayed Fluorescence in Dibenzopyridoquinoxaline-Based Nanoaggregates

Organic Materials, 2021
All-organic thermally activated delayed fluorescence (TADF) materials have emerged as potential candidates for optoelectronic devices and biomedical applications.
Subhadeep Das, Subhankar Kundu, Bahadur Sk, Madhurima Sarkar, Abhijit Patra   +4 more
doaj   +1 more source

Emergence of White Organic Light-Emitting Diodes Based on Thermally Activated Delayed Fluorescence

Applied Sciences, 2018
Recently, thermally activated delayed fluorescence (TADF) organic light-emitting diodes (OLEDs) have attracted both academic and industrial interest due to their extraordinary characteristics, such as high efficiency, low driving voltage, bright ...
Peng Xiao, Ting Dong, Jianing Xie, Dongxiang Luo, Jian Yuan, Baiquan Liu   +5 more
doaj   +1 more source

Comparative study of thermally activated delayed fluorescent properties of donor–acceptor and donor–acceptor–donor architectures based on phenoxazine and dibenzo[a,j]phenazine

Beilstein Journal of Organic Chemistry, 2022
A new thermally activated delayed fluorescence (TADF) compound based on a donor–acceptor (D–A) architecture (D = phenoxazine; A = dibenzo[a,j]phenazine) has been developed, and its photophysical properties were characterized.
Saika Izumi, Prasannamani Govindharaj, Anna Drewniak, Paola Zimmermann Crocomo, Satoshi Minakata, Leonardo Evaristo de Sousa, Piotr de Silva, Przemyslaw Data, Youhei Takeda   +8 more
doaj   +1 more source