Towards boosting the exciton lifetime and efficiency of near-infrared aggregation induced emitters with hybridized local and charge transfer excited states: a multiscale study

2019 ◽  
Vol 7 (29) ◽  
pp. 8874-8887 ◽  
Author(s):  
Jianzhong Fan ◽  
Yuchen Zhang ◽  
Kai Zhang ◽  
Jie Liu ◽  
Guanyu Jiang ◽  
...  
Keyword(s):  
Charge Transfer ◽  
Excited States ◽  
Near Infrared ◽  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Luminescence Efficiency ◽  
Exciton Lifetime ◽  
Organic Light ◽  
Promising Application

Fluorescent emitters with long exciton lifetime and high luminescence efficiency show promising application in organic light emitting diodes (OLEDs), especially those with an aggregation induced emission (AIE) feature.

Planarized intramolecular charge transfer on triphenylamine-modified pyrazine and its application in organic light-emitting diodes

2020 ◽  
Vol 8 (14) ◽  
pp. 4754-4762 ◽  
Author(s):  
Bing Zhang ◽  
Haozhong Wu ◽  
Zhiming Wang ◽  
Anjun Qin ◽  
Ben Zhong Tang
Keyword(s):  
Charge Transfer ◽  
Excited States ◽  
Ground State ◽  
Light Emitting Diodes ◽  
Intramolecular Charge Transfer ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Organic Light

PLICT molecules have twisted structures in the ground state, which are conducive to transport, while the planar conformations of the excited states facilitate radiation. Based on these advantages, they can serve as excellent emitters and hosts in OLEDs.

scholarly journals Triphenylamine disubstituted naphthalene diimide: elucidation of excited states involved in TADF and application in near-infrared organic light emitting diodes

2018 ◽  
Vol 6 (30) ◽  
pp. 8219-8225 ◽  
Author(s):  
Heather F. Higginbotham ◽  
Piotr Pander ◽  
Renata Rybakiewicz ◽  
Marc K. Etherington ◽  
Subashani Maniam ◽  
...  
Keyword(s):  
Excited States ◽  
Near Infrared ◽  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Light Emitting ◽  
Organic Light ◽  
Naphthalene Diimide

A new TADF emitter is presented showing near-infrared efficient emission.

Near-infrared-II thermally activated delayed fluorescence organic light-emitting diodes

2020 ◽  
Vol 56 (63) ◽  
pp. 8988-8991
Author(s):  
Qingxin Liang ◽  
Jingyi Xu ◽  
Jie Xue ◽  
Juan Qiao
Keyword(s):  
Charge Transfer ◽  
Near Infrared ◽  
Light Emitting Diodes ◽  
Delayed Fluorescence ◽  
Organic Light Emitting Diodes ◽  
Thermally Activated Delayed Fluorescence ◽  
Light Emitting ◽  
Thermally Activated ◽  
Organic Light ◽  
Intermolecular Charge Transfer

The first thermally activated delayed fluorescence emitter and organic light-emitting diodes in the near-infrared II region were realized via intermolecular charge-transfer aggregates.

Novel Carbazole-based Multifunctional Materials with Hybridized Local and Charge-Transfer Excited State Acting as Deep Blue Emitters and Phosphorescent Hosts for Highly Efficient Organic Light-Emitting Diodes

2021 ◽  
Author(s):  
Haitao Zhou ◽  
Mengna Yin ◽  
Zhenhong Zhao ◽  
Yanqin Miao ◽  
Xin Jin ◽  
...  
Keyword(s):  
Excited State ◽  
Charge Transfer ◽  
Light Emitting Diodes ◽  
Organic Light Emitting Diodes ◽  
Multifunctional Materials ◽  
Light Emitting ◽  
Highly Efficient ◽  
Deep Blue ◽  
Organic Light ◽  
Blue Emitters

In this work, two carbazole- and benzo[d]oxazole-based novel multifunctional materials with hybridized local and charge-transfer (HLCT) characteristic, namely OCI and OCT, which could act as deep-blue fluorophors and phosphorescent hosts,...

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