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   Articles with "blue thermally" as a keyword



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Drift‐Diffusion Study of the IQE Roll‐Off in Blue Thermally Activated Delayed Fluorescence OLEDs

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recommendations! Published in 2020 at "Advanced Electronic Materials"

DOI: 10.1002/aelm.202000245

Abstract: A detailed optical and electrical investigation of a blue thermally activated delayed fluorescence (TADF)‐based organic light emitting diode (OLED) is performed by drift‐diffusion simulations. Calculation of the charge transport of the different carrier populations in… read more here.

Keywords: blue thermally; thermally activated; drift diffusion; delayed fluorescence ... See more keywords
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High efficiency ultra-thin doping-free WOLED based on blue thermally activated delayed fluorescence inter-layer switch

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recommendations! Published in 2019 at "Applied Surface Science"

DOI: 10.1016/j.apsusc.2019.05.160

Abstract: Abstract Choosing an appropriate interlayer (IL) is still a crucial challenge for charge balance and exciton regulation in ultra-thin doping-free white organic light-emitting diodes (WOLEDs). Herein, for the first time, the blue thermally activated delayed… read more here.

Keywords: ultra thin; thermally activated; doping free; blue thermally ... See more keywords
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Blue thermally activated delayed fluorescence emitter using modulated triazines as electron acceptors

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recommendations! Published in 2020 at "Dyes and Pigments"

DOI: 10.1016/j.dyepig.2019.107864

Abstract: Abstract Three types of thermally activated delayed fluorescence (TADF) emitters, namely, moTrSAc, tmTrSAc, and motmTrSAc, are reported that emit blue-shifted emission with high external quantum efficiencies (EQEs). These emitters have electron donating spiroacridine in common… read more here.

Keywords: thermally activated; delayed fluorescence; electron acceptors; activated delayed ... See more keywords
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Effect of various host characteristics on blue thermally activated delayed fluorescent devices

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recommendations! Published in 2018 at "Organic Electronics"

DOI: 10.1016/j.orgel.2018.04.034

Abstract: Abstract Two bipolar hosts consisting of phosphine oxide and carbazole, (9-phenyl-9H-carbazole-3,6-diyl)bis (diphenylphosphine oxide) (PPO2) and phenylbis (9-phenyl-9H-carbazol-3-yl)phosphine oxide (3DCPO) generally used as blue phosphorescence hosts are successively applied to blue thermally activated delayed fluorescence (TADF)… read more here.

Keywords: various host; effect various; thermally activated; activated delayed ... See more keywords
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Imidazole Acceptor for Both Vacuum-Processable and Solution-Processable Efficient Blue Thermally Activated Delayed Fluorescence

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recommendations! Published in 2022 at "ACS Omega"

DOI: 10.1021/acsomega.2c01308

Abstract: The members of the imidazole family have been widely used for electron transporting, host, conventional fluorescent, and phosphorescent materials. Although the imidazole core also has great potential as an acceptor segment of deep-blue thermally activated… read more here.

Keywords: acceptor; thermally activated; blue thermally; delayed fluorescence ... See more keywords
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Sky-blue thermally activated delayed fluorescence material employing a diphenylethyne acceptor for organic light-emitting diodes

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recommendations! Published in 2018 at "Journal of Materials Chemistry C"

DOI: 10.1039/c7tc02763j

Abstract: The strong electronegativity of sp-hybridized carbons, contributed by their large s character (50%), inspired the development of diphenylethyne as an electron acceptor to construct a sky-blue thermally activated delayed fluorescence material, 1,2-bis(4-(10H-phenoxazin-10-yl)phenyl)ethyne (DPE-DPXZ), using 10H-phenoxazine… read more here.

Keywords: thermally activated; sky blue; delayed fluorescence; activated delayed ... See more keywords
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Deep blue thermally activated delayed fluorescent emitters using CN-modified indolocarbazole as an acceptor and carbazole-derived donors

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recommendations! Published in 2018 at "Journal of Materials Chemistry C"

DOI: 10.1039/c8tc00546j

Abstract: Deep blue thermally activated delayed fluorescent (TADF) emitters having carbazole derivatives as donors and CN-modified indolocarbazole as an acceptor were developed. Indolocarbazole moiety modified by CN was an acceptor of all the carbazole-based TADF emitters,… read more here.

Keywords: deep blue; carbazole; modified indolocarbazole; blue thermally ... See more keywords
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Carbazole-2-carbonitrile as an acceptor in deep-blue thermally activated delayed fluorescence emitters for narrowing charge-transfer emissions

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recommendations! Published in 2022 at "Chemical Science"

DOI: 10.1039/d2sc02478k

Abstract: This work reports a new acceptor for constructing donor–acceptor type (D–A type) blue thermally activated delayed fluorescence (TADF) emitters with narrowed charge-transfer (CT) emissions. A new acceptor core, carbazole-2-carbonitrile (CCN), is formed by the fusion… read more here.

Keywords: acceptor; thermally activated; blue thermally; deep blue ... See more keywords
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An Isonicotinonitrile-based Blue Thermally Activated Delayed Fluorescence Emitter

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recommendations! Published in 2020 at "Chemistry Letters"

DOI: 10.1246/cl.190808

Abstract: In this study, a new blue thermally activated delayed fluorescence emitter based on isonicotinonitrile has been designed and synthesized. Organic light-emitting diodes that employed the isonicotino... read more here.

Keywords: fluorescence emitter; thermally activated; delayed fluorescence; activated delayed ... See more keywords
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Solution-Processed Pure Blue Thermally Activated Delayed Fluorescence Emitter Organic Light-Emitting Diodes With Narrowband Emission

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recommendations! Published in 2021 at "Frontiers in Chemistry"

DOI: 10.3389/fchem.2021.691172

Abstract: There is a need to satisfy the high color purity requirement of display technology with a simply fabricated process. Herein, solution-processed blue thermally activated delayed fluorescence organic light-emitting diodes (OLEDs) with a narrow spectrum with… read more here.

Keywords: solution processed; thermally activated; delayed fluorescence; organic light ... See more keywords

Efficient blue thermally activated delayed fluorescence emitters showing very fast reverse intersystem crossing

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recommendations! Published in 2021 at "Applied Physics Express"

DOI: 10.35848/1882-0786/ac06df

Abstract: We report a highly efficient blue thermally activated delayed fluorescence (TADF) emitter, namely, MCz-TXO. MCz-TXO exhibits close energy level matching of the three states: charge transfer (CT) and locally excited triplet states, and a CT… read more here.

Keywords: thermally activated; mcz txo; delayed fluorescence; efficient blue ... See more keywords