Visible‐to‐UV Photon Upconversion: Recent Progress in New Materials and Applications

M Uji, TJB Zähringer, C Kerzig… - Angewandte Chemie …, 2023 - Wiley Online Library
Abstract Ultraviolet (UV, λ< 400 nm) light is essential for various photochemical reactions,
but its intensity in the solar spectrum is very low, and light sources that artificially generate …

Doublet-emissive materials for organic light-emitting diodes: exciton formation and emission processes

S Gao, Z Cui, F Li - Chemical Society Reviews, 2023 - pubs.rsc.org
Doublet-emission is mainly discovered in stable radicals, lanthanide–metal complexes with
an f1 electron configuration and transition-metal complexes with a low-spin d5 electron …

[HTML][HTML] Is a small singlet–triplet energy gap a guarantee of TADF performance in MR-TADF compounds? Impact of the triplet manifold energy splitting

R Keruckiene, AA Vaitusionak, MI Hulnik… - Journal of Materials …, 2024 - pubs.rsc.org
Aiming at obtaining pure-color emitters for organic light-emitting diodes (OLEDs), we
designed and synthesized a new organic boron-containing indolocarbazole derivative as a …

Diazine-based thermally activated delayed fluorescence chromophores

S Achelle, M Hodée, J Massue, A Fihey, C Katan - Dyes and Pigments, 2022 - Elsevier
Diazines are electron deficient six-membered aromatic rings heterocycles which have
successfully been employed in the design of a wide range of push-pull chromophores for …

Engineering singlet and triplet excitons of TADF emitters by different host‐guest interactions

W Zhang, J Kong, RZ An, J Zhang, Y Zhou, LS Cui… - …, 2024 - Wiley Online Library
Understanding the host‐guest interactions for thermally activated delayed fluorescence
(TADF) emitters is critical because the interactions between the host matrices and TADF …

Understanding and designing thermally activated delayed fluorescence emitters: beyond the energy gap approximation

J Eng, TJ Penfold - The Chemical Record, 2020 - Wiley Online Library
In this article recent progress in the development of molecules exhibiting Thermally
Activated Delayed Fluorescence (TADF) is discussed with a particular focus upon their …

Ornamenting of blue thermally activated delayed fluorescence emitters by anchor groups for the minimization of solid-state solvation and conformation disorder …

M Mahmoudi, D Gudeika, S Kutsiy… - … applied materials & …, 2022 - ACS Publications
Motivated to minimize the effects of solid-state solvation and conformation disorder on
emission properties of donor–acceptor-type emitters, we developed five new asymmetric …

Multipath exciton harvesting in diazine-based luminescent materials and their applications for organic light-emitting diodes

L Yu, C Yang - Journal of Materials Chemistry C, 2021 - pubs.rsc.org
Thermally activated delayed fluorescence (TADF) materials have attracted intensive interest
in recent decades owing to their intrinsic merits of 100% exciton collection capability and …

Dihedral angle distribution of thermally activated delayed fluorescence molecules in solids induces dual phosphorescence from charge-transfer and local triplet states

SJ Woo, YH Kim, JJ Kim - Chemistry of Materials, 2021 - ACS Publications
Donor− π–acceptor structured thermally activated delayed fluorescence (TADF) molecules
are likely to have distributions of dihedral angles in solids. However, the impact of the …

Host‐Dopant Interaction between Organic Thermally Activated Delayed Fluorescence Emitter and Host Material: Insight into the Excited State

N Li, F Ni, X Lv, Z Huang, X Cao… - Advanced Optical …, 2022 - Wiley Online Library
Organic light‐emitting diodes (OLEDs) represent one of the most promising technologies for
future displays and lighting sources, which have received extensive research attention …