Articles with "electron injection" as a keyword



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Hole Mobility and Electron Injection Properties of D-A Conjugated Copolymers with Fluorinated Phenylene Acceptor Units.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201603830

Abstract: A novel wide-gap conjugated polymer PhF2,5 (Eg = 1.9 eV) is designed to contain alternating cyclopentadithiophene and difluorophenylene unit with the goal of favoring unipolar organic field effect transistor characteristics. The higher lowest unoccupied molecular… read more here.

Keywords: mobility electron; injection properties; hole mobility; electron ... See more keywords

Alkoxysilane‐Treated SnO2 Interlayer for Energy Band Alignment of SnO2 Electron Injection Layer in Inverted Perovskite Light‐Emitting Diodes

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Published in 2024 at "Advanced Materials Interfaces"

DOI: 10.1002/admi.202400020

Abstract: Efficient inverted perovskite light‐emitting diodes (PeLEDs) are demonstrated by the introduction of tetraethyl orthosilicate (TEOS)‐incorporated tin oxide (SnO2) interlayer between the SnO2 electron injection layer and the perovskite emission layer. The TEOS incorporation into the… read more here.

Keywords: layer; sno2 interlayer; injection; sno2 ... See more keywords

High‐Efficiency and Stable Green InP‐QLED Enabled by Lowering Electron Injection Barrier

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Published in 2024 at "Advanced Optical Materials"

DOI: 10.1002/adom.202402555

Abstract: The external quantum efficiencies (EQE) and luminances of red InP‐based and blue ZnTeSe‐based quantum dot light‐emitting diodes (QLEDs) have exceeded 20% and 80 000 cd m−2, respectively, and the T50@100 cd m−2 (time for the luminance… read more here.

Keywords: green inp; inp based; injection barrier; inp ... See more keywords

Facilitating Hot Electron Injection from Graphene to Semiconductor by Rectifying Contact for Vis-NIR-Driven H2 O2 Production.

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Published in 2022 at "Small"

DOI: 10.1002/smll.202200885

Abstract: Solar-driven production of hydrogen peroxide (H2 O2 ), as an important industrial chemical oxidant with an extensive range of applications, from oxygen reduction is a sustainable alternative to mainstream anthraquinone oxidation and direct hydrogenation of… read more here.

Keywords: hot electron; semiconductor; graphene semiconductor; production ... See more keywords

Electron Accumulation Induced by Electron Injection-Incomplete Discharge on NiFe LDH for Enhanced Oxygen Evolution Reaction.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202402397

Abstract: Optimizing the local electronic structure of electrocatalysts can effectively lower the energy barrier of electrochemical reactions, thus enhancing the electrocatalytic activity. However, the intrinsic contribution of the electronic effect is still experimentally unclear. In this… read more here.

Keywords: incomplete discharge; injection incomplete; electron; electron accumulation ... See more keywords

Zeolitic Imidazole Framework as Defect Passivation Layer for Enhanced Electron Injection Efficiency in Organic Light-Emitting Diodes.

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Published in 2025 at "Small"

DOI: 10.1002/smll.202502234

Abstract: Understanding and controlling interfacial chemistry remains a critical challenge in optoelectronic materials. This study demonstrates that incorporating a zeolitic imidazolate framework-8 (ZIF-8) can be succesfully integrated as a coordination-driven passivation layer in inverted organic light-emitting… read more here.

Keywords: layer; emitting diodes; organic light; passivation layer ... See more keywords
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Multistep Electron Injection Dynamics and Optical Nonlinearity Investigations of π-Extended Thioalkyl-Substituted Tetrathiafulvalene Sensitizers

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Published in 2020 at "Journal of Physical Chemistry C"

DOI: 10.1021/acs.jpcc.0c06010

Abstract: A comprehensive investigation is presented on the photophysical and third-order nonlinear optical (NLO) properties of two thioalkyl-substituted tetrathiafulvalene molecules (referred here as G1 and... read more here.

Keywords: injection dynamics; substituted tetrathiafulvalene; thioalkyl substituted; multistep electron ... See more keywords

Optimizing Interfacial Energetics for Conjugated Polyelectrolyte Electron Injection Layers in High Efficiency and Fast Responding Polymer Light Emitting Diodes

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Published in 2022 at "ACS Applied Materials & Interfaces"

DOI: 10.1021/acsami.2c05640

Abstract: Modification of the π-conjugated backbone structure of conjugated polyelectrolytes (CPEs) for use as electron injection layers (EILs) in polymer light emitting diodes (PLEDs) has previously brought conflicted results in the literature in terms of device… read more here.

Keywords: light emitting; polymer light; cpe; electron injection ... See more keywords

Effect of Injection Layer Sub-Bandgap States on Electron Injection in Organic Light-Emitting Diodes.

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Published in 2017 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.6b14594

Abstract: It is generally considered that the injection of charges into an active layer of an organic light-emitting diode (OLED) is solely determined by the energetic injection barrier formed at the device interfaces. Here, we demonstrate… read more here.

Keywords: states electron; layer; organic light; light emitting ... See more keywords

Correlation of Device Performance and Fermi Level Shift in the Emitting Layer of Organic Light-Emitting Diodes with Amine-Based Electron Injection Layers.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.7b16352

Abstract: We investigate three amine-based polymers, polyethylenimine and two amino-functionalized polyfluorenes, as electron injection layers (EILs) in organic light-emitting diodes (OLEDs) and find correlations between the molecular structure of the polymers, the electronic alignment at the… read more here.

Keywords: shift; amine based; emitting layer; fermi level ... See more keywords

Electric-Field-Induced Excimer Formation at the Interface of Deep-Blue Emission Poly(9,9-dioctyl-2,7-fluorene) with Polyelectrolyte or Its Precursor as Electron-Injection Layer in Polymer Light-Emitting Diode and Its Prevention for Stable Emission and Higher Performance.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.8b03378

Abstract: Conjugated polyelectrolytes and their precursors as electron-injection layer (EIL) in polymer light-emitting diode have attracted extensive attention because they allow the use of environmentally stable high work function metals as cathode with efficient electron injection.… read more here.

Keywords: layer; fluorene; poly; polyelectrolyte ... See more keywords