Results 141 to 150 of about 3,749 (233)

Blue‐hazard‐free single‐emissive‐layer white organic LEDs based on an anti‐quenching narrowband blue emitter

open access: yesFlexMat, Volume 3, Issue 2, Page 219-227, June 2026.
A blue‐hazard‐free single‐emissive‐layer white OLED is realized using an anti‐quenching multiple‐resonance TADF emitter, BNCT. By integrating a sterically protected MR core with efficient energy transfer capability, BNCT enables warm‐white emission with high efficiency, negligible hazardous blue photons, and a simplified device architecture for next ...
Xiao‐Long Liu   +9 more
wiley   +1 more source

Thermally Activated Delayed Fluorescence Emitters in Light-Emitting Electrochemical Cells

open access: yes, 2017
Thermally activated delayed fluorescence (TADF) represents a very promising singlet harvesting mechanism that permits harvesting of both singlet and triplet excitons in electroluminescent devices.
Michael Yin Wong   +3 more
core   +1 more source

Challenges and Opportunities in Machine Learning for Light‐Emitting Polymers

open access: yesMacromolecular Rapid Communications, Volume 47, Issue 12, 22 June 2026.
The performance of light‐emitting polymers emerges from coupled effects of chemical diversity, morphology, and exciton dynamics across multiple length scales. This Perspective reviews recent design strategies and experimental challenges, and discusses how machine learning can unify descriptors, data, and modeling approaches to efficiently navigate ...
Tian Tian, Yinyin Bao
wiley   +1 more source

Allochroic thermally activated delayed fluorescence diodes through field-induced solvatochromic effect

open access: yes, 2017
A novel thermally activated delayed fluorescence (TADF) allochroic diode can change emission color through adjusting voltage.
Mingchen Xie   +4 more
core   +1 more source

A temperature sensor with a wide spectral range based on a dual-emissive TADF dendrimer system

open access: yesNature Communications
Dual emission from thermally activated delayed fluorescence (TADF) emitters is often difficult to observe, especially in solution, limited by Kasha’s rule.
Changfeng Si   +5 more
doaj   +1 more source

Rational Design and Development of Organic Afterglow Nanoparticles for Image‐Guided Interventions

open access: yesSmall Methods, Volume 10, Issue 12, 23 June 2026.
This review outlines the rational design, synthesis, and standardized characterization of organic afterglow nanoparticles for biomedical imaging and therapy. Mechanistic insights into chemically initiated electron exchange luminescence and reactive oxygen species‐mediated processes are connected to molecular engineering and nanoparticle fabrication ...
Asma Harun   +6 more
wiley   +1 more source

The Effect of Regioisomerism on the TADF Properties of Organic Dyes

open access: yesChemistryEurope
The properties of thermally activated delayed fluorescence (TADF) chromophores are highly dependent on the molecular design. The choice of the donor (D) and acceptor (A) group are as important as the choice of the π‐linker and the substitution positions.
Tim Silies   +5 more
doaj   +1 more source

Excited state dynamics of intramolecular charge transfer excited state in thermally activated delayed fluorescence carbazole dendrimer

open access: yes
Organic light-emitting diodes (OLEDs) using dendrimers as emitting layers are gathering attention due to their ability of precise molecular structuring.
Tomohiro, Ogawa   +6 more
core   +1 more source

Ultrafast spin-flip exciton conversion and narrowband sky-blue luminescence in a fused polycyclic selenaborin emitter

open access: yesFrontiers in Chemistry
Thermally activated delayed fluorescence (TADF) materials with high photoluminescence quantum yields and fast reverse intersystem crossing (RISC) capabilities are highly desirable for applications in high-efficiency organic light-emitting diodes. Herein,
Sudhir K. Keshri   +3 more
doaj   +1 more source

Temperature dependency of energy shift of excitonic states in a donor–acceptor type TADF molecule

open access: yesNature Communications
In recent years, thermally activated delayed fluorescence (TADF) has attracted intense attention owing to its straightforward application to high-efficiency organic light-emitting diodes.
Youichi Tsuchiya   +7 more
doaj   +1 more source

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