Hot‐Exciton Mechanism and AIE Effect Boost the Performance of Deep‐Red Emitters in Non‐Doped OLEDs

S Du, M Luo, D Li, L Lyu, W Li, M Zhao… - Advanced …, 2023 - Wiley Online Library
Luminescent materials possessing a “hot‐exciton” mechanism and aggregation‐induced
emission (AIE) qualities are well‐suited for use as emitting materials in nondoped organic …

Strategies for Advancing Near‐Infrared Organic Light‐Emitting Diodes: Innovations in Luminescent Materials, Device Architectures, Fabrication Methods, and …

S Ahadzadeh, S Brebels, W Maes… - Advanced Functional …, 2025 - Wiley Online Library
This review focuses on recent advances in the efficient generation of near‐infrared (NIR)
light by organic light‐emitting diodes (OLEDs). Novel NIR‐emissive materials …

AIE-active deep red/near-infrared electroluminescent emitters with fine regulation of excited state

Q Wan, W Dai, Y **e, Q Ke, C Zhao, B Zhang… - Chemical Engineering …, 2023 - Elsevier
Deep red/Near-infrared (DR/NIR) emitters with high photoluminescent quantum yield
(PLQY) in the aggregate state are still challenge for achieving highly efficient non-doped …

Solid-state fluorophores featuring a combined hybridized local and charge transfer excited state and aggregation-induced emission as efficient emitters for …

C Chaiwai, W Kitisriworaphan, S Petdee, P Nalaoh… - Dyes and …, 2023 - Elsevier
Solid-state fluorophores with high fluorescence efficiency and charge transportation have
always been of great interest as emitters for organic light-emitting diodes (OLEDs). Mostly …

Deep-red/NIR AIEgens based on electron-withdrawing dithiafulvalene-fused benzothiadiazole for solution-processed non-doped OLEDs

Y Liu, Z Deng, J Li, J **e, X Feng, Z Qiu, G **e… - Materials Chemistry …, 2023 - pubs.rsc.org
Deep-red (DR)/near-infrared (NIR) emitters have extensive applications in bioimaging and
flexible optoelectronics. However, it is challenging to design efficient DR/NIR emitters with …

Optimizing the energy level alignment for achieving record-breaking efficiency in hot exciton deep red OLEDs

Y Wu, J Zhang, D Li, S Du, X Mu, C Liu, K Fang… - Materials …, 2024 - pubs.rsc.org
To effectively compete with the quenching process in long-wavelength regions like deep red
(DR) and near-infrared (NIR), rapid radiative decay is urgently needed to address the …

Tailoring structural rigidity utilizing a lock/unlock donor strategy for highly efficient solution processed blue and green HLCT OLEDs

MI Alam, MR Nagar, D Barman, PK Iyer… - Journal of Materials …, 2024 - pubs.rsc.org
Highly efficient solution-processed HLCT OLEDs based on aromatic carbonyls are rarely
reported, especially blue ones. In this pursuit, based on a twisted acceptor core, we …

Synthesis of multi-stimuli-responsive solid-state red-emitting phenothiazine-based A-π-D-π-A'derivatives and their applications

R Kumari, MD Milton - Journal of Molecular Structure, 2024 - Elsevier
We report the synthesis of four A-π-D-π-A'type red-emitting multi-stimuli-responsive organic
compounds exhibiting large Stokes shifts and displaying efficient emission in the solid-state …

The solvent-regulated excited state reaction mechanism of 2-(2′-hydroxyphenyl) benzothiazole aggregates

A Jain, S De, P Haloi, P Barman - Photochemical & Photobiological …, 2024 - Springer
The excited state relaxation dynamics of 2-(2′-hydroxyphenyl) benzothiazole (HBT) in the
gas phase and the solvents have been explored experimentally and theoretically. However …

Dual Hybridized Local and Charge Transfer Characteristic Fluorophore as an Efficient Nondoped Emitter for Electroluminescent Device

T Sudyoadsuk, S Petdee… - Advanced Photonics …, 2023 - Wiley Online Library
Since a breakthrough report of organic light-emitting diodes (OLEDs) by Tang and Vanslyke
in 1987,[1] this field has evolved rapidly.[2] Over the past years, the electroluminescence …