Spin-pair state-induced exceptional magnetic field responses from a thermally activated delayed fluorescence-assisted fluorescent material doping system

2019 ◽  
Vol 21 (32) ◽  
pp. 17673-17686
Author(s):  
Yeqian Hu ◽  
Xiantong Tang ◽  
Ruiheng Pan ◽  
Jinqiu Deng ◽  
Hongqiang Zhu ◽  
...  
Keyword(s):  
Magnetic Field ◽  
Energy Transfer ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Spin Pair ◽  
Thermally Activated ◽  
Transfer Processes ◽  
System P ◽  
Complex Spin ◽  
Pair State

Some exceptional magnetic field responses reflect complex spin-pair states and energy transfer processes in thermally activated delayed fluorescence-assisted fluorescent OLEDs.

Energy transfer processes in hyperfluorescent organic light-emitting diodes

2022 ◽  
Author(s):  
Eunkyung Cho ◽  
Minki Hong ◽  
Yu Seok Yang ◽  
Yong Joo Cho ◽  
Veaceslav Coropceanu ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Host Matrix ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Transfer Processes ◽  
Organic Light

Hyperfluorescent organic light-emitting diodes (OLEDs) are based on a combination of molecules displaying thermally activated delayed fluorescence (TADF) and of fluorescent emitters embedded into a host matrix; excitons formed on...

Extraordinary magnetic field effects mediated by spin-pair interaction and electron mobility in thermally activated delayed fluorescence-based OLEDs with quantum-well structure

2019 ◽  
Vol 7 (8) ◽  
pp. 2421-2429 ◽  
Author(s):  
Ruiheng Pan ◽  
Xiantong Tang ◽  
Yeqian Hu ◽  
Hongqiang Zhu ◽  
Jinqiu Deng ◽  
...  
Keyword(s):  
Magnetic Field ◽  
Quantum Well ◽  
Pair Interaction ◽  
Delayed Fluorescence ◽  
Magnetic Field Effects ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Spin Pair ◽  
Thermally Activated ◽  
Field Effects

We fabricated quantum-well organic light-emitting diodes (QW-OLEDs) based on thermally activated delayed fluorescence (TADF) and measured their magnetic field effects curves over various magnetic field ranges.

Exciton energy transfer and bi-exciton annihilation in the emitting layers of thermally activated delayed fluorescence-based OLEDs

2021 ◽  
Author(s):  
Hyunchul Kang ◽  
Han-Jin Ahn ◽  
Gyeong-Woo Kim ◽  
Ji-Eun Jeong ◽  
Han Young Woo ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Exciton Energy ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Exciton Annihilation

Understanding the exciton energy transfer and bi-exciton annihilation processes in the emitting layers (EMLs) of thermally activated delayed fluorescence (TADF)-based organic light-emitting diodes (OLEDs) is essential for improving their internal...

Achieving high power efficiency and low roll-off OLEDs based on energy transfer from thermally activated delayed excitons to fluorescent dopants

2015 ◽  
Vol 51 (60) ◽  
pp. 11972-11975 ◽  
Author(s):  
Shipan Wang ◽  
Yuewei Zhang ◽  
Weiping Chen ◽  
Jinbei Wei ◽  
Yu Liu ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Power Efficiency ◽  
High Efficiency ◽  
Delayed Fluorescence ◽  
Triplet Energy ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
External Power ◽  
Triplet Energy Transfer

A high-efficiency fluorescent organic light-emitting device with a maximum external power efficiency (PE) of 53.4 lm W−1 was fabricated through efficient triplet energy transfer from a thermally activated delayed fluorescence (TADF) host to conventional fluorescent dopants.

scholarly journals Zeolite-confined carbon dots: tuning thermally activated delayed fluorescence emission via energy transfer

2020 ◽  
Vol 4 (5) ◽  
pp. 1404-1410 ◽  
Author(s):  
Hongyue Zhang ◽  
Jiancong Liu ◽  
Bolun Wang ◽  
Kaikai Liu ◽  
Guangrui Chen ◽  
...  
Keyword(s):  
Energy Transfer ◽  
Transfer Process ◽  
Carbon Dots ◽  
Energy Transfer Process ◽  
Fluorescence Emission ◽  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated

CD@zeolite composites with tunable TADF emission via an energy transfer process between confined CDs.

scholarly journals The design of an extended multiple resonance TADF emitter based on a polycyclic amine/carbonyl system

2020 ◽  
Vol 4 (7) ◽  
pp. 2018-2022 ◽  
Author(s):  
Dianming Sun ◽  
Subeesh Madayanad Suresh ◽  
David Hall ◽  
Ming Zhang ◽  
Changfeng Si ◽  
...  
Keyword(s):  
Delayed Fluorescence ◽  
Thermally Activated Delayed Fluorescence ◽  
Thermally Activated ◽  
Multiple Resonance ◽  
System P

A green multiple resonance thermally activated delayed fluorescence (MR-TADF) emitter, DDiKTa, is developed by a simple dimerization strategy of the known MR-TADF emitter DiKTa.

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