Dipole moment‐and molecular orbital‐engineered phosphine oxide‐free host materials for efficient and stable blue thermally activated delayed fluorescence

SG Ihn, D Jeong, ES Kwon, S Kim, YS Chung… - Advanced …, 2022 - Wiley Online Library
To utilize thermally activated delayed fluorescence (TADF) technology for future displays, it
is necessary to develop host materials which harness the full potential of blue TADF …

Dibenzothiophene-based phosphine oxide host and electron-transporting materials for efficient blue thermally activated delayed fluorescence diodes through …

C Fan, C Duan, Y Wei, D Ding, H Xu… - Chemistry of …, 2015 - ACS Publications
Thermally activated delayed fluorescence (TADF) organic light-emitting diodes arise from
the development of high-performance host materials and carrier transporting materials fitting …

An Alternative Host Material for Long‐Lifespan Blue Organic Light‐Emitting Diodes Using Thermally Activated Delayed Fluorescence

SG Ihn, N Lee, SO Jeon, M Sim, H Kang… - Advanced …, 2017 - Wiley Online Library
It has been challenging to find stable blue organic light emitting diodes (OLEDs) that rely on
thermally activated delayed fluorescence (TADF). Lack of stable host materials well‐fitted to …

Spirobicyclic host material with pseudo-intramolecular charge transfer: Improving color purity of high-performance pure-blue and white thermally activated delayed …

R Du, C Duan, Y Li, J Zhang, C Han, H Xu - Chemical Engineering Journal, 2019 - Elsevier
Developing high-performance pure-blue and white organic light-emitting diodes (OLED) is
one of the biggest challenges for thermally activated delayed fluorescence (TADF) …

A significantly twisted spirocyclic phosphine oxide as a universal host for high‐efficiency full‐color thermally activated delayed fluorescence diodes

J Li, D Ding, Y Tao, Y Wei, R Chen, L Xie… - Advanced …, 2016 - Wiley Online Library
A universal thermally activated delayed fluorescence (TADF) host, 4′‐
diphenylphosphinoylspiro [fluorene‐9, 9′‐xanthene](SFXSPO), is constructed with a highly …

Molecular design strategy of organic thermally activated delayed fluorescence emitters

Y Im, M Kim, YJ Cho, JA Seo, KS Yook… - Chemistry of …, 2017 - ACS Publications
Recently, organic thermally activated delayed fluorescence (TADF) emitters have attracted a
great deal of attention because they can theoretically realize 100% internal quantum …

Towards highly efficient red thermally activated delayed fluorescence materials by the control of intra-molecular π–π stacking interactions

Y Zhang, D Zhang, M Cai, Y Li, D Zhang, Y Qiu… - …, 2016 - iopscience.iop.org
Thermally activated delayed fluorescence (TADF) materials have attracted much attention as
they can achieve 100% theoretical internal quantum efficiency without using expensive …

Efficient orange–red delayed fluorescence organic light‐emitting diodes with external quantum efficiency over 26%

FM Xie, P Wu, SJ Zou, YQ Li, T Cheng… - Advanced Electronic …, 2020 - Wiley Online Library
Highly efficient orange–red/red thermally activated delayed fluorescence (TADF) materials
have been rarely reported due to the restriction of their molecular design in the energy gap …

Positive impact of chromophore flexibility on the efficiency of red thermally activated delayed fluorescence materials

YY Wang, KN Tong, K Zhang, CH Lu, X Chen… - Materials …, 2021 - pubs.rsc.org
Rigid electron donors (D) and acceptors (A) have been widely used in recent years for the
construction of D–A type thermally activated delayed fluorescence (TADF) materials …

New molecular design concurrently providing superior pure blue, thermally activated delayed fluorescence and optical out-coupling efficiencies

P Rajamalli, N Senthilkumar, PY Huang… - Journal of the …, 2017 - ACS Publications
Simultaneous enhancement of out-coupling efficiency, internal quantum efficiency, and color
purity in thermally activated delayed fluorescence (TADF) emitters is highly desired for the …