Results 31 to 40 of about 1,915,191 (239)

Photoluminescence and Electrochemiluminescence of Thermally Activated Delayed Fluorescence (TADF) Emitters Containing Diphenylphosphine Chalcogenide-Substituted Carbazole Donors [PDF]

open access: yes, 2021
Aiming to develop efficient blue-emitting thermally activated delayed fluorescence (TADF) compounds, we have designed and synthesized derivatives of the well-known sky-blue emitter 2CzPN that contain electron-accepting phosphine chalcogenide groups to ...
Jonathan, Adsetts   +13 more
core   +2 more sources

Hot exciplexes in U-shaped TADF molecules with emission from locally excited states

open access: yesNature Communications, 2021
Molecular designs improving the performance of thermally activated delayed fluorescence (TADF) emitters are greatly desired for optoelectronic applications.
A. Lennart Schleper   +6 more
doaj   +1 more source

A novel class of photoinitiators with a thermally activated delayed fluorescence (TADF) property [PDF]

open access: yesNew Journal of Chemistry, 2018
Photoinitiators exhibiting efficient thermally activated delayed fluorescence (TADF) are investigated.
Bouzrati-Zerelli, Mariem   +10 more
openaire   +2 more sources

Fast Delayed Emission in New Pyridazine-Based Compounds

open access: yesFrontiers in Chemistry, 2021
Three novel donor-acceptor molecules comprising the underexplored pyridazine (Pydz) acceptor moiety have been synthesized and their structural, electrochemical and photophysical properties thoroughly characterized.
Simonas Krotkus   +11 more
doaj   +1 more source

TADF Dye-Loaded Nanoparticles for Fluorescence Live-Cell Imaging

open access: yesFrontiers in Chemistry, 2020
Thermally activated delayed fluorescence (TADF) molecules offer nowadays a powerful tool in the development of novel organic light emitting diodes due to their capability of harvesting energy from non-emissive triplet states without using heavy-metal ...
Carina I. C. Crucho   +8 more
doaj   +1 more source

Light-emitting electrochemical cells and solution-processed organic light-emitting diodes using small molecule organic thermally activated delayed fluorescence emitters [PDF]

open access: yes, 2015
EZ-C thanks the University of St Andrews for support. The authors are grateful to the EPSRC for financial support (grants EP/J01771X and EP/J00916). IDWS is a Royal Society Wolfson Research Merit Award Holder.Two novel charged organic thermally activated
Samuel, Ifor David William   +26 more
core   +1 more source

Extracting Design Principles for Efficient Thermally Activated Delayed Fluorescence (TADF) from a Simple Four-State Model [PDF]

open access: yes, 2019
We introduce a simple quantum-mechanical model for thermally activated delayed fluorescence (TADF). The Hamiltonian is represented in the basis of four spin-mixed diabatic states representing pure charge transfer (CT) and local excitations (LE).
Troy, Van Voorhis   +3 more
core   +2 more sources

Ionic Multi-Resonant Thermally Activated Delayed Fluorescence Emitters for Light Emitting Electrochemical Cells [PDF]

open access: yes, 2022
We designed and synthesized two new ionic thermally activated delayed fluorescent (TADF) emitters that are charged analogues of a known multiresonant TADF (MR-TADF) compound, DiKTa.
Tomas, Matulaitis   +10 more
core   +2 more sources

Characterization of Excited States in a Multiple-Resonance-Type Thermally Activated Delayed Fluorescence Molecule Using Time-resolved Infrared Spectroscopy [PDF]

open access: yes, 2021
We have investigated the correlation between the photophysical properties and the excited-state detailed characteristics in a multiple-resonance-type thermally activated delayed fluorescence (TADF) molecule, DABNA-1, using time-resolved infrared ...
Masaki, Saigo   +5 more
core   +1 more source

Constructing high-efficiency orange-red thermally activated delayed fluorescence emitters by three-dimension molecular engineering

open access: yesNature Communications, 2022
The design of high-efficiency solution-processable orange-red thermally activated delayed fluorescence (TADF) emitters remains to be a challenge. Here, the authors synthesize a series of emitters consisting of a trinaphtho[3,3,3]propellane core with ...
Lei Hua   +6 more
doaj   +1 more source

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