Highly efficient solution-processable four-coordinate boron compound: a thermally activated delayed fluorescence emitter with short-lived phosphorescence for …

Z Pan, J Pan, L Sang, Z Ding, M Liu, L Fu… - Chemical Engineering …, 2024 - Elsevier
Although great research progress on thermally activated delayed fluorescence (TADF)
emitters has been made, highly-efficient solution-processable TADF emitters with short …

A dish-like molecular architecture for dynamic ultralong room-temperature phosphorescence through reversible guest accommodation

W Li, Q Huang, Z Mao, X He, D Ma, J Zhao… - Nature …, 2022 - nature.com
Develo** dynamic organic ultralong room-temperature phosphorescent (URTP) materials
is of practical importance in various applications but remains a challenge due to the difficulty …

[HTML][HTML] The El-Sayed's rule analogy enables long-lived room temperature phosphorescence in twisted biphenyls

B Wu, H Su, A Cheng, X Zhang, T Wang… - Cell Reports Physical …, 2023 - cell.com
Carbonyl groups in organic phosphors can significantly benefit the process of intersystem
crossing (ISC) but may lead to rapid photodegradation. Recently, twisted molecules …

Modulation of Delayed Fluorescence Guided by Conformational Effect-Mediated Thermally Enhanced Phosphorescence in Phenothiazines–Quinoline–Cl Conjugates

S Dey, AK Pal, M Upadhyay, A Datta… - The Journal of Physical …, 2023 - ACS Publications
Triplet energy harvesting via thermally activated delayed fluorescence (TADF) from pure
organic systems has attracted great attention in organic light-emitting diodes, sensing, and …

White Light Emission via Dual Thermally Activated Delayed Fluorescence from a Single-Component Phenothiazines–Diphenyl Quinoline Conjugate

S Dey, R Deka, M Upadhyay… - The Journal of …, 2024 - ACS Publications
White light emission (WLE) via dual thermally activated delayed fluorescence (TADF) from a
single-component-based organic system remains challenging as a result of the difficulty in …

Thermally Activated Delayed Fluorescence and Room‐Temperature Phosphorescence in Sulfidoazatriangulene‐Based Materials and their S‐oxides

SA Elgadi, DM Mayder, R Hojo… - Advanced Optical …, 2023 - Wiley Online Library
Structural constraint is an emerging strategy for improving the photoluminescence quantum
yield, molar absorptivity, and color purity of luminescent materials. In this report, emitters …

Correlating exciton dynamics of thermally activated delayed-fluorescence emitters to efficiency roll-off in OLEDs

M Hasan, A Shukla, M Mamada, C Adachi, SC Lo… - Physical Review …, 2022 - APS
Physical parameters, such as decay rates and photoluminescence (PL) quantum
efficiencies, associated with thermally activated delayed fluorescence (TADF) emitters play a …

Thermally activated delayed fluorescence in a mechanically soft charge-transfer complex: role of the locally excited state

KJ Kalita, S Mondal, CM Reddy… - Chemical Science, 2023 - pubs.rsc.org
Molecular design for thermally activated delayed fluorescence (TADF) necessitates precise
molecular geometric requirements along with definite electronic states to ensure high …

White light emission achieved by dual-TADF in a single emissive layer of multicomponent emitters

N Acharya, M Upadhyay, S Dey… - The Journal of Physical …, 2023 - ACS Publications
White light emission (WLE) from multicomponent organic systems has attracted significant
attention in recent years due to easy access of bright blue and yellow/orange, or red …

Conformational Effect of Catechol-Terephthalonitrile Emitters Leading to Ambient Violet Phosphorescence

R Deka, S Dey, M Upadhyay, S Chawla… - The Journal of Physical …, 2024 - ACS Publications
Organic ambient violet phosphorescent (AVP) materials are of great interest due to their
involvement of high energy and longer-lived triplet excitons. Here, we show three fused ring …