Articles with "hole injection" as a keyword



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Fine Control of Perovskite Crystallization and Reducing Luminescence Quenching Using Self‐Doped Polyaniline Hole Injection Layer for Efficient Perovskite Light‐Emitting Diodes

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Published in 2018 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201807535

Abstract: Organic–inorganic hybrid perovskites (OHPs) are promising emitters for light-emitting diodes (LEDs) due to the high color purity, low cost, and simple synthesis. However, the electroluminescent efficiency of polycrystalline OHP LEDs (PeLEDs) is often limited by… read more here.

Keywords: pss pani; crystallization; hole injection; emitting diodes ... See more keywords
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High‐Performance Quantum‐Dot Light‐Emitting Diodes Using NiOx Hole‐Injection Layers with a High and Stable Work Function

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Published in 2019 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201907265

Abstract: Solution‐processed oxide thin films are actively pursued as hole‐injection layers (HILs) in quantum‐dot light‐emitting diodes (QLEDs), aiming to improve operational stability. However, device performance is largely limited by inefficient hole injection at the interfaces of… read more here.

Keywords: solution processed; injection; injection layers; quantum dot ... See more keywords
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Unlocking the Full Potential of Electron‐Acceptor Molecules for Efficient and Stable Hole Injection

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202210413

Abstract: Understanding the hole‐injection mechanism and improving the hole‐injection property are of pivotal importance in the future development of organic optoelectronic devices. Electron‐acceptor molecules with high electron affinity (EA) are widely used in electronic applications, such… read more here.

Keywords: injection; hole injection; injection property; acceptor molecules ... See more keywords
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Cadmium‐Doped Zinc Sulfide Shell as a Hole Injection Springboard for Red, Green, and Blue Quantum Dot Light‐Emitting Diodes

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202104488

Abstract: A new strategy is developed in which cadmium‐doped zinc sulfide (CdZnS) is used as the outermost shell to synthesize red, green, and blue (RGB) quantum dots (QDs) with the core/shell structures of CdZnSe/ZnSe/ZnS/CdZnS, CdZnSe/ZnSe/ZnSeS/CdZnS, and… read more here.

Keywords: springboard; quantum; cadmium doped; hole injection ... See more keywords
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Controlling the distribution of oxygen functionalities on GO and utilization of PEDOT:PSS-GO composite as hole injection layer of a solution processed blue OLED

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Published in 2017 at "Current Applied Physics"

DOI: 10.1016/j.cap.2017.02.002

Abstract: Abstract Graphene oxide (GO) was synthesis by Tour method. Particle size distribution effects of raw graphite on the resulting structural, morphological, optical and electrical properties of GO samples and their poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) composites are studied… read more here.

Keywords: injection layer; pss composite; pedot; hole injection ... See more keywords
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An origin of the irreproducibility of hole injection barrier from Au top-contact electrodes and its influence on device performance in top-contact organic field-effect transistors

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Published in 2019 at "Organic Electronics"

DOI: 10.1016/j.orgel.2019.03.016

Abstract: Abstract To understand the origin of the irreproducibility of the hole injection barrier at the interface between Au top-contact electrodes and organic semiconductors, we performed a systematic study by focusing on the deposition rate of… read more here.

Keywords: contact; contact electrodes; microscopy; top contact ... See more keywords
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Enhanced efficiency and stability of organic light-emitting diodes via binary self-assembled monolayers of aromatic and aliphatic compounds on indium tin oxide

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Published in 2020 at "Organic Electronics"

DOI: 10.1016/j.orgel.2020.105752

Abstract: Abstract Regulating hole injection via self-assembled monolayers (SAMs) modification on indium tin oxide (ITO) is significantly favourable for achieving high efficiency and stability of organic light-emitting diodes (OLEDs). In this work, ITO was modified by… read more here.

Keywords: stability; efficiency stability; assembled monolayers; self assembled ... See more keywords
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Controllable and efficient hole-injection layers with molybdenum oxide units by solution-processed procedure for OLEDs

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Published in 2020 at "Organic Electronics"

DOI: 10.1016/j.orgel.2020.105868

Abstract: Abstract Since the low work function of ITO, introducing hole injection layer (HIL) with controllable and efficient property is an effective way to improve the performance of organic light-emitting diodes (OLEDs). In this work, films,… read more here.

Keywords: solution processed; oxide units; controllable efficient; hole injection ... See more keywords
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PEDOT:PSS:sulfonium salt composite hole injection layers for efficient organic light emitting diodes

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Published in 2021 at "Organic Electronics"

DOI: 10.1016/j.orgel.2021.106155

Abstract: Abstract In this work, we propose a simple and effective approach to modify the optoelectronic properties of the commonly used poly(3,4-ethylenedioxylthiophene):poly(styrene sulfonate) (PEDOT:PSS) and consequently to improve hole injection and transport in organic light emitting… read more here.

Keywords: hole injection; organic light; pedot pss;
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Using hole injection layers for decreased metastability and higher performance in Cu(In,Ga)Se2 devices

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Published in 2020 at "Solar Energy Materials and Solar Cells"

DOI: 10.1016/j.solmat.2020.110597

Abstract: Abstract Modifications to the buffer structure in Cu(In,Ga)Se2 (CIGS) solar cells are examined in terms of power conversion efficiency and metastability. Varying amounts of thin hole-injecting layers are introduced at different locations in the CIGS/Zn(O,S)… read more here.

Keywords: metastability; hole injection; performance; metastability higher ... See more keywords
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Organic Chromophores Designed for Hole Injection into Wide-Band-Gap Metal Oxides for Solar Fuel Applications

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Published in 2020 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.0c01477

Abstract: The power conversion efficiency of tandem dye-sensitized photoelectrosynthesis cells is limited by the number of p-type metal oxide semiconductors and chromophores available for the photocathode. H... read more here.

Keywords: chromophores designed; metal; designed hole; injection wide ... See more keywords