The golden age of thermally activated delayed fluorescence materials: design and exploitation

JM Dos Santos, D Hall, B Basumatary… - Chemical …, 2024 - ACS Publications
Since the seminal report by Adachi and co-workers in 2012, there has been a veritable
explosion of interest in the design of thermally activated delayed fluorescence (TADF) …

Highly efficient deep‐blue OLEDs using a TADF emitter with a narrow emission spectrum and high horizontal emitting dipole ratio

H Lim, HJ Cheon, SJ Woo, SK Kwon… - Advanced …, 2020 - Wiley Online Library
New blue (DBA‐SAB) and deep‐blue (TDBA‐SAF) thermally activated delayed fluorescence
(TADF) emitters are synthesized for blue‐emitting organic‐light emitting diodes (OLEDs) by …

Improving processability and efficiency of resonant TADF emitters: a design strategy

D Hall, SM Suresh, PL dos Santos… - Advanced Optical …, 2020 - Wiley Online Library
A new design strategy is introduced to address a persistent weakness with resonance
thermally activated delayed fluorescence (R‐TADF) emitters to reduce aggregation‐caused …

Structural design of blue‐to‐red thermally‐activated delayed fluorescence molecules by adjusting the strength between donor and acceptor

W Che, Y Xie, Z Li - Asian Journal of Organic Chemistry, 2020 - Wiley Online Library
Owing to the faster response time, wider viewing angle and thinner thickness of organic light
emitting diodes (OLEDs) than the conventional displays, the development of high‐efficiency …

Time‐dependent afterglow color in a single‐component organic molecular crystal

JX Wang, YG Fang, CX Li, LY Niu, WH Fang… - Angewandte …, 2020 - Wiley Online Library
Abstract An organic crystal of 4, 4′‐bis (N‐carbazolyl)‐1, 1′‐biphenyl (pCBP) exhibits
time‐dependent afterglow color from blue to orange over 1 s. Both experimental and …

Negative singlet–triplet excitation energy gap in triangle-shaped molecular emitters for efficient triplet harvesting

J Sanz-Rodrigo, G Ricci, Y Olivier… - The Journal of …, 2021 - ACS Publications
The full harvesting of both singlet and triplet excitons can pave the way toward more efficient
molecular light-emission mechanisms (ie, TADF or thermally activated delayed …

Subtle Ligand Spacer Change in 2D Metal–Organic Framework Sheets for Dual Turn-On/Turn-Off Sensing of Acetylacetone and Turn-On Sensing of Water in Organic …

A Gogia, SK Mandal - ACS Applied Materials & Interfaces, 2022 - ACS Publications
Metal–organic framework (MOF)-based sensors for the detection of various analyte
molecules has been a subject of absolute importance. However, most of these sensors rely …

Violation of Hund's rule in molecules: Predicting the excited-state energy inversion by TD-DFT with double-hybrid methods

JC Sancho-Garcia, E Bremond, G Ricci… - The Journal of …, 2022 - pubs.aip.org
The energy difference (ΔE ST) between the lowest singlet (S 1) state and the triplet (T 1)
excited state of a set of azaphenalene compounds, which is theoretically and experimentally …

Enhancing spin-orbital coupling in deep-blue/blue TADF emitters by minimizing the distance from the heteroatoms in donors to acceptors

M Cai, M Auffray, D Zhang, Y Zhang, R Nagata… - Chemical Engineering …, 2021 - Elsevier
How to enhance the reverse intersystem crossing (RISC) rates of deep-blue/blue thermally
activated delayed fluorescent (TADF) materials remains a difficult task to be solved …

A figure of merit for efficiency roll-off in TADF-based organic LEDs

S Diesing, L Zhang, E Zysman-Colman, IDW Samuel - Nature, 2024 - nature.com
Organic light-emitting diodes (OLEDs) are a revolutionary light-emitting display technology
that has been successfully commercialized in mobile phones and televisions,. The injected …