Aromatic imide/amide-based organic small-molecule emitters for organic light-emitting diodes

Y Qin, G Li, T Qi, H Huang - Materials Chemistry Frontiers, 2020 - pubs.rsc.org
Organic electroluminescent materials play an important role in improving the optoelectronic
performance of organic light-emitting diodes (OLEDs). Aromatic imide/amide-based organic …

Anion− π-induced room temperature phosphorescence from emissive charge-transfer states

S Garain, SM Wagalgave, AA Kongasseri… - Journal of the …, 2022 - ACS Publications
The burgeoning noncovalent interactions between π-acidic aromatic surfaces and anions
have been recently shown to have unique functional relevance in anion transport, ion …

Arylene diimide phosphors: aggregation modulated twin room temperature phosphorescence from pyromellitic diimides

S Garain, S Kuila, BC Garain, M Kataria… - Angewandte Chemie …, 2021 - Wiley Online Library
Arylene diimide derived ambient organic phosphors are seldom reported despite their
potential structural characteristics to facilitate the triplet harvesting. In this context, highly …

Dynamic Transition between Monomer and Excimer Phosphorescence in Organic Near‐Infrared Phosphorescent Crystals

Z Deng, J Zhang, J Zhou, W Shen, Y Zuo… - Advanced …, 2024 - Wiley Online Library
Achieving efficient near‐infrared room‐temperature phosphorescence of purely organic
phosphors remains scarce and challenging due to strong nonradiative decay. Additionally …

Unleashing ambient triplet harvesting pathways in arylene diimides via modular, noncovalent charge transfer interactions

AA Kongasseri, S Garain, SN Ansari… - Chemistry of …, 2023 - ACS Publications
Development of organic molecules that can harvest triplet excitons under ambient conditions
by a relatively simple strategy holds great promise in the paradigm of photophysics …

A functional unit combination strategy for enhancing red room-temperature phosphorescence

S Zhao, Z Yang, X Zhang, H Liu, Y Lv, S Wang… - Chemical …, 2023 - pubs.rsc.org
Red room-temperature phosphorescence (RTP) materials based on non-metallic organic
compounds are less reported compared to the commonly found green RTP materials. Here …

Tunable Phosphorescence/Fluorescence Dual Emissions of Organic Isoquinoline‐Benzophenone Doped Systems by Alkoxy Engineering

Y Chen, Y **e, H Shen, Y Lei, Y Zhou… - … A European Journal, 2020 - Wiley Online Library
Dual/multi‐component organic doped systems with room‐temperature phosphorescence
(RTP) properties have been developed. However, the unknown luminescence mechanism …

Visualizing Triplet Energy Transfer in Organic Near‐Infrared Phosphorescent Host‐Guest Materials

Z Deng, FC Kong, Z Deng, J Zhou… - Angewandte Chemie …, 2024 - Wiley Online Library
Limited by the energy gap law, purely organic materials with efficient near‐infrared room
temperature phosphorescence are rare and difficult to achieve. Additionally, the exciton …

Triplet Photosensitizers and Their Applications in Triplet–Triplet Annihilation Upconversion

K Ye, M Imran, X Chen, J Zhao - ACS Applied Optical Materials, 2024 - ACS Publications
Triplet–triplet annihilation upconversion (TTA-UC), which converts low-energy photons into
high-energy photons, is based on linear photon absorption and shows high upconversion …

Phosphorescence or delayed fluorescence? Fate of excitons in core-substituted naphthalimide-derived emitters and ratiometric optical oxygen sensors

M Mondal, I Giri, R Patra, M Das… - Chemistry of …, 2023 - ACS Publications
Competing rates of phosphorescence and thermally activated delayed fluorescence (TADF)
need essential balance to yield efficient molecular emitters with color purity falling in either …