Strain‐Modulated Light Emission Properties in a Single InGaN/GaN Multiple‐Quantum‐Well Microwire‐Based Flexible Light‐Emitting Diode
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DOI: 10.1002/adem.202001430
Abstract: Micro/nanowire light‐emitting diodes (LEDs) have inspired considerable research interests due to their potential applications in microdisplays and micro/nano‐optoelectronic integrated systems. Herein, a single InGaN/GaN multiple‐quantum‐well (MQW) microwire‐based flexible LED with high‐efficiency current injection and spreading… read more here.
Keywords: ingan gan; gan multiple; light emitting; single ingan ... See more keywords
Quantitative Correlation of Perovskite Film Morphology to Light Emitting Diodes Efficiency Parameters
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DOI: 10.1002/adfm.201603219
Abstract: This paper reports quantitative correlation of CH3NH3PbBr3 (MAPbBr3) thin film morphology to light emitting diode efficiency parameters. Sequential (spin coating) deposition is used for highly reproducible and dense film morphology of MAPbBr3 thin-film. In this… read more here.
Keywords: film morphology; correlation; morphology; light emitting ... See more keywords
Transition Metal Dichalcogenide‐Based Transistor Circuits for Gray Scale Organic Light‐Emitting Displays
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DOI: 10.1002/adfm.201603682
Abstract: Two types of transition metal dichalcogenide (TMD) transistors are applied to demonstrate their possibility as switching/driving elements for the pixel of organic light-emitting diode (OLED) display. Such TMD materials are 6 nm thin WSe2 and… read more here.
Keywords: gray scale; transition metal; metal dichalcogenide; organic light ... See more keywords
Influence of Bulky Organo‐Ammonium Halide Additive Choice on the Flexibility and Efficiency of Perovskite Light‐Emitting Devices
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DOI: 10.1002/adfm.201802060
Abstract: Perovskite light-emitting diodes (LEDs) require small grain sizes to spatially confine charge carriers for efficient radiative recombination. As grain size decreases, passivation of surface defects becomes increasingly important. Additionally, polycrystalline perovskite films are highly brittle… read more here.
Keywords: perovskite light; ammonium halide; bulky organo; organo ammonium ... See more keywords
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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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
Near‐Infrared (NIR) Organic Light‐Emitting Diodes (OLEDs): Challenges and Opportunities
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DOI: 10.1002/adfm.201807623
Abstract: The rapid development of the science and technology of organic semiconductors has already led to mass application of organic light‐emitting diodes (OLEDs) in television monitors of outstanding quality as well as in a large variety… read more here.
Keywords: organic light; infrared nir; diodes oleds; light emitting ... See more keywords
Efficiency of Light Outcoupling Structures in Organic Light‐Emitting Diodes: 2D TiO2 Array as a Model System
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DOI: 10.1002/adfm.201901748
Abstract: Organic light‐emitting diodes (OLEDs) are widely used in research and are established in the industry. The building block nature of organic compounds enables a vast variety of materials. On top of that, there exist many… read more here.
Keywords: organic light; light emitting; light outcoupling; emitting diodes ... See more keywords
Highly Customizable All Solution–Processed Polymer Light Emitting Diodes with Inkjet Printed Ag and Transfer Printed Conductive Polymer Electrodes
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DOI: 10.1002/adfm.201902412
Abstract: Inkjet and transfer printing processes are combined to easily form patterned poly(3,4‐ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) films as top anodes of all solution–processed inverted polymer light emitting diodes (PLEDs) on rigid glass and flexible plastic substrates. An adhesive… read more here.
Keywords: solution processed; light emitting; pedot pss; transfer ... See more keywords
Deciphering Limitations to Meet Highly Stable Bio‐Hybrid Light‐Emitting Diodes
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DOI: 10.1002/adfm.201904356
Abstract: Color down‐converting filters with fluorescent proteins (FPs) embedded in a polymer matrix have led to new bio‐hybrid light‐emitting diodes (Bio‐HLEDs), featuring stabilities of 100 h and 300 h at high driving currents. Here, the photoinduced… read more here.
Keywords: hybrid light; light emitting; emitting diodes; bio hleds ... See more keywords
Recent Advances in Optical Engineering of Light‐Emitting Electrochemical Cells
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DOI: 10.1002/adfm.201906788
Abstract: Since the first demonstration of light‐emitting electrochemical cells (LECs) in 1995, much effort has been made to develop this technology for display and lighting. A common LEC generally contains a single emissive layer blended with… read more here.
Keywords: emitting electrochemical; light emitting; optical engineering; lecs ... See more keywords
Recent Progress in White Light‐Emitting Electrochemical Cells
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DOI: 10.1002/adfm.201906898
Abstract: Solid‐state white light‐emitting electrochemical cells (LECs) exhibit the following advantages: simple device structures, low operation voltage, and compatibility with inert metal electrodes. LECs have been studied extensively since the first demonstration of white LECs in… read more here.
Keywords: white lecs; emitting electrochemical; light emitting; electrochemical cells ... See more keywords