First-principles calculations of excited-state decay rate constants in organic fluorophores

MT do Casal, K Veys, MHE Bousquet… - The Journal of …, 2023 - ACS Publications
In this Perspective, we discuss recent advances made to evaluate from first-principles the
excited-state decay rate constants of organic fluorophores, focusing on the so-called static …

A molecular engineering strategy for achieving blue phosphorescent carbon dots with outstanding efficiency above 50%

Z Song, Y Shang, Q Lou, J Zhu, J Hu, W Xu… - Advanced …, 2023 - Wiley Online Library
Highly efficient emission has been a long‐lasting pursuit for carbon dots (CDs) owing to their
enormous potential in optoelectronic applications. Nevertheless, their room‐temperature …

Overcoming the limitation of spin statistics in organic light emitting diodes (OLEDs): hot exciton mechanism and its characterization

SW Park, D Kim, YM Rhee - International Journal of Molecular Sciences, 2023 - mdpi.com
Triplet harvesting processes are essential for enhancing efficiencies of fluorescent organic
light-emitting diodes. Besides more conventional thermally activated delayed fluorescence …

A molecular descriptor of intramolecular noncovalent interaction for regulating optoelectronic properties of organic semiconductors

M Liu, X Han, H Chen, Q Peng, H Huang - Nature Communications, 2023 - nature.com
In recent years, intramolecular noncovalent interaction has become an important means to
modulate the optoelectronic performances of organic/polymeric semiconductors. However, it …

Optimal dihedral angle in twisted donor–acceptor organic emitters for maximized thermally activated delayed fluorescence

Y Shi, H Ma, Z Sun, W Zhao, G Sun… - Angewandte …, 2022 - Wiley Online Library
The twisted donor–acceptor (D‐A) organic formwork with a large dihedral angle (θDA) is
usually adopted to narrow the singlet‐triplet energy gap for obtaining excellent thermally …

Rationalizing the thermal response of dual‐center molecular thermometers: the example of an Eu/Tb coordination complex

AN Carneiro Neto, E Mamontova… - Advanced Optical …, 2022 - Wiley Online Library
Luminescence thermometry allows the remote monitoring of the temperature and holds the
promise to drive the next generation of future nano or micrometric devices. Materials able to …

Tunable optical molecular thermometers based on metallacrowns

EV Salerno, AN Carneiro Neto… - Journal of the …, 2022 - ACS Publications
The effect of ligands' energy levels on thermal dependence of lanthanide emission was
examined to create new molecular nanothermometers. A series of Ln2Ga8L8′ L8 …

Employing three-blade propeller lanthanide complexes as molecular luminescent thermometers: study of temperature sensing through a concerted experimental …

DM Lyubov, ANC Neto, A Fayoumi… - Journal of Materials …, 2022 - pubs.rsc.org
We report the synthesis, structures, magnetic and luminescence properties of a series of
three-blade propeller homoleptic lanthanide complexes [LnL3](ClO4) 3· H2O· 2MeCN (Ln …

Fully space-confined donor-acceptor interaction for highly efficient thermally activated delayed fluorescence emitters

WC Chen, MH Zheng, YL Wu, RJ Wang, JM **… - Chemical Engineering …, 2024 - Elsevier
The emerging through-space charge transfers (TSCT) emitters with thermally activated
delayed fluorescence (TADF) have drawn increasing interest. However, the low …

Regiochemistry of Donor Dendrons Controls the Performance of Thermally Activated Delayed Fluorescence Dendrimer Emitters for High Efficiency Solution …

D Sun, R Saxena, X Fan, S Athanasopoulos… - Advanced …, 2022 - Wiley Online Library
The potential of dendrimers exhibiting thermally activated delayed fluorescence (TADF) as
emitters in solution‐processed organic light‐emitting diodes (OLEDs) has to date not yet …