Versatile Host Materials for Both D-A type and Multi-Resonance TADF Emitters towards Solution-Processed OLEDs with Nearly 30% EQE.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202300510
Abstract: Solution-processible host material for thermally activated delayed fluorescence (TADF) emitter remains a formidable challenge for organic light-emitting diodes (OLEDs). In this work, two new host materials, namely 3CzAcPy and 9CzAcPy, exhibit high triplet energy levels,… read more here.
Keywords: resonance tadf; solution processed; host materials; solution ... See more keywords
Bipyridine‐Containing Host Materials for High Performance Yellow Thermally Activated Delayed Fluorescence‐Based Organic Light Emitting Diodes with Very Low Efficiency Roll‐Off
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Optical Materials"
DOI: 10.1002/adom.201901283
Abstract: Authors are grateful to the Engineering and Physical Sciences Research Council (EPSRC) for support from grants EP/P010482/1 and EP/R035164/1, and to EPSRC NSF-CBET lead agency agreement (EP/R010595/1, 1706207). Dongyang Chen thanks the China Scholarship Council… read more here.
Keywords: containing host; materials high; performance yellow; bipyridine containing ... See more keywords
Recent Advances in Confining Polyoxometalates and the Applications.
Sign Up to like & getrecommendations! Published in 2023 at "Small"
DOI: 10.1002/smll.202207315
Abstract: Polyoxometalates (POMs) are widely used in catalysis, energy storage, biomedicine, and other research fields due to their unique acidity, photothermal, and redox features. However, the leaching and agglomeration problems of POMs greatly limit their practical… read more here.
Keywords: pom host; confining polyoxometalates; host materials; host ... See more keywords
Di(biphenyl)silane and carbazole based bipolar host materials for highly efficient blue phosphorescent OLEDs
Sign Up to like & getrecommendations! Published in 2017 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2016.08.024
Abstract: Abstract In this paper, a series of new bipolar blue host materials has been designed and synthesized by incorporating dimethyl or diphenyl silane core with connection of carbazole di(biphenyl) groups at different linking positions. The… read more here.
Keywords: silane; phosphorescent; carbazole; host ... See more keywords
Diphenylphosphine oxide-based host materials for green phosphorescent organic light-emitting devices
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DOI: 10.1016/j.dyepig.2017.07.050
Abstract: Abstract Two novel host materials based on the diphenylphosphine oxide (DPPO) and spirofluorene were designed and facilely synthesized by tuning the ratio of donor spirofluorene units and acceptor DPPO units from 1: 1 to 1:… read more here.
Keywords: phosphorescent organic; organic light; light emitting; diphenylphosphine oxide ... See more keywords
Utilizing triazine/pyrimidine acceptor and carbazole-triphenylamine donor based bipolar novel host materials for highly luminescent green phosphorescent OLEDs with lower efficiency roll-off
Sign Up to like & getrecommendations! Published in 2018 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2018.05.022
Abstract: Abstract In this work, two novel bipolar host materials were designed, synthesized and applied in green phosphorescent based OLEDs. Both the host materials, 4-(2-(4,6-diphenyl-1,3,5-triazin-2-yl)-9H-carbazol-9-yl)-N,N-diphenylaniline ( TRZ 1 ) and 4-(2-(4,6-diphenylpyrimidin-2-yl)-9H-carbazol-9-yl)-N,N-diphenylaniline ( PYR 1 ) exhibited… read more here.
Keywords: green phosphorescent; pyr; efficiency roll; host materials ... See more keywords
Triarylboryl-substituted carbazoles as bipolar host materials for efficient green phosphorescent organic light-emitting devices
Sign Up to like & getrecommendations! Published in 2019 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2018.11.042
Abstract: Abstract Two novel bipolar host materials based on carbazole and triarylborane moieties, i.e. B-2CZ and m-B-CZ, are synthesized and characterized. The spatially crowded compound B-2CZ exhibits a high thermal stability (Td > 340 °C) compared to the reported… read more here.
Keywords: organic light; phosphorescent; host materials; phosphorescent organic ... See more keywords
Phenoxazines having various electron acceptor or donor fragments as new host materials for green phosphorescent OLEDs
Sign Up to like & getrecommendations! Published in 2020 at "Dyes and Pigments"
DOI: 10.1016/j.dyepig.2019.107839
Abstract: Abstract We report on the synthesis and characterization of a new series of phenoxazine-based compounds as potential host materials of phosphorescent OLEDs. The derivatives are thermally stable materials as it was demonstrated by thermogravimetric analysis.… read more here.
Keywords: green phosphorescent; phosphorescent oleds; phenoxazines various; host ... See more keywords
Influence of the linkage mode and D/A ratio of carbazole/oxadiazole based host materials on phosphorescent organic light-emitting diodes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2017.05.026
Abstract: Abstract In the present study, by combining mCP with oxadiazole through tuning the linkage mode and donor/acceptor (D/A) ratio, six different bipolar host materials, o-mCPOXD, m-mCPOXD, p-mCPOXD, o−2mCPOXD, m−2mCPOXD, and p−2mCPOXD were designed and synthesized.… read more here.
Keywords: linkage mode; host materials; phosphorescent organic; linkage ... See more keywords
Synthesis, physical and electroluminescent properties of [1,2,4]-triazolo[4,3-a]-pyridine based bipolar red host materials and their applications in organic light-emitting diodes
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Luminescence"
DOI: 10.1016/j.jlumin.2017.11.043
Abstract: Abstract [1,2,4]-Triazolo[4,3-a]-pyridine based bipolar red host materials, tris(4-([1,2,4]triazolo[4,3-a]pyridin-3-yl)phenyl)amine (TPATP) and tris(4′-([1,2,4]triazolo[4,3-a]pyridin-3-yl)biphenyl-4-yl)amine (TPAPTP) were synthesized for use in red phosphorescent organic light emitting diodes (PhOLEDs). [1,2,4]triazolo[4,3-a]pyridine enhances the electron transport, while the triphenylamine derivatives enhances the… read more here.
Keywords: based bipolar; tpatp tpaptp; triazolo pyridine; host ... See more keywords
Novel mesoporous carbon nanofibers prepared via electrospinning method as host materials for Li-S battery
Sign Up to like & getrecommendations! Published in 2018 at "Materials Letters"
DOI: 10.1016/j.matlet.2018.05.007
Abstract: Abstract A novel mesoporous carbon nanofibers (MCNF) have been successfully prepared as host materials for lithium-sulfur batteries by electrospinning method. The unique mesoporous and fiber structure not only minimizes polysulfides dissolution but also substantially buffers… read more here.
Keywords: mesoporous carbon; novel mesoporous; host materials; carbon nanofibers ... See more keywords