Organic Light Emitting Diodes (OLED)
Fabrication and characterization of organic light emitting diodes for display applications
... of organic light emitting diodes involves charge injection from electrodes, transport of charge carriers, recombination of holes and electrons to generate electronically excited states called ...
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White top emitting organic light emitting diodes with solution processed nano particle scattering layers
... an OLED stack were dip-coated simultaneously to determine the optical properties and the thickness of the formed ...on OLED stacks did not ...complete OLED with one pixel operating is shown in Figure ...
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Surface plasmon polariton modification in top emitting organic light emitting diodes for enhanced light outcoupling
... complete OLED microcavity ...index organic HTL next to the opaque metal layer will be referred to as Device A whereas the geometry using the low refractive index HTL is called Device ...
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Enhancing the emission directionality of organic light emitting diodes by using photonic microstructures
... microstructured organic light-emitting diodes (OLEDs) with directional emission based on efficient solution-processable europium-OLEDs patterned by solvent assisted microcontact ...the ...
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Soft lithography microlens fabrication and array for enhanced light extraction from organic light emitting diodes (OLEDs)
... more light that is trapped in waveguided modes inside the devices and methods of manufacturing ...same. Light extraction with microlens arrays is not limited to the light emitting area, but is ...
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High efficiency deep blue emitting organic light emitting diodes based on iridium(III) carbene complexes
... phosphorescent organic light emitting diodes (OLEDs) remain one of the grand challenges principally because the emissive complexes employed either do not possess sufficiently high ...
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White organic light emitting diodes with 4 nm metal electrode
... We investigate metal layers with a thickness of only a few nanometers as anode replacement for indium tin oxide (ITO) in white organic light-emitting diodes (OLEDs). The ultrathin metal elec- ...
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Light emitting electrochemical cells and solution processed organic light emitting diodes using small molecule organic thermally activated delayed fluorescence emitters
... Organic light-emitting diodes (OLEDs) have come to the fore as state-of-the-art technology for visual displays and ...on organic fl uorescent emitters whose e ffi ciency was intrinsically ...
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Enhanced light emission from top emitting organic light emitting diodes by optimizing surface plasmon polariton losses
... between organic emitter and the metal is increased, another WG mode as a source of loss is introduced, while the SPP excitation is strongly reduced ...known OLED layouts cannot exceed the limit mentioned ...
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Highly efficient blue organic light emitting diodes using quantum well like multiple emissive layer structure
... blue organic light-emitting diodes (OLEDs), employing quantum well-like structure (QWS) that includes four different blue emissive materials of 4,4 ′ -bis(2,2 ′ -diphenylyinyl)-1,1 ′ -biphenyl ...
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Color Tunable Hybrid White Organic Light Emitting Diodes with Double Interlayers
... white organic light-emitting diode is dem- onstrated with double interlayers of 2,7-bis(carbazol-9-yl)-9,9-ditoylfluo- rene/2-(diphenylphosphoryl) spirofluorene (DMFL-CBP/SPPO1) inserted be- tween ...
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Infrared organic light emitting diodes with carbon nanotube emitters
... residual p-doping of the SWCNTs (due to remaining oxygen) as well as hole accumulation at the SWCNT/BAlq interface (due to the low conductivity of of BAlq compared to the other layers in the stack).This interpretation is ...
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Flexible organic light emitting diodes for antimicrobial photodynamic therapy
... Because of the re fl ective bottom contact and the semi- transparent top contact, the top-emitting OLEDs exhibit a very strong microcavity effect. 39 Microcavity effects have been used in OLEDs to optimize the ...
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Cool to warm white light emission from hybrid inorganic/organic light-emitting diodes
... Solid-state light- ing (SSL), using well-established and well-understood inorganic light-emitting diodes (LEDs) with light-converting phosphor coatings, are increasingly attractive ...
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OLED: A Modern Display Technology
... broadly emitting state, and a lumophore (or lumophores) which form excimers or exciplexes (excited states whose wave function extend over two molecules, either identical - excimers or dissimilar - ...an ...
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Effect of triplet multiple quantum well structures on the performance of blue phosphorescent organic light emitting diodes
... Another way to achieve high efficiency in OLEDs is to confine excitons inside the EML using the multiple quantum well [MQW] structure [7]. Only a few reports concerning the MQW structure with good carrier and exciton ...
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Synthesis of New Binder Polymers for Photolithographic Patterning of Black Pixel Define Layers of Organic Light Emitting Diode
... As shown in Figure 1, the cardo binder polymer (CBP) has cardo carbon (marked with asterisk) in every repeat unit in the main chain of the binder po- lymer. The presence of the cardo carbons in the CBP contributes to the ...
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Photostimulation for in vitro optogenetics with high power blue organic light emitting diodes
... to light, is widely used in neuroscience to modulate the electrical excitability of ...neurons, light wavelength and power density must fit with the expression levels and biophysical properties of the ...
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Modification of Conductive Polymer for Polymeric Anodes of Flexible Organic Light Emitting Diodes
... visible light transmit- tance and excellent environmental ...and organic opto- electronic deices ...the organic electrodes impairs the performance as well as the lifetime of the ...
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Solvent immersion nanoimprint lithography of fluorescent conjugated polymers
... the light emitting film on a nanostructured ...the emitting material can take advantage of the greater refractive index contrast between the polymer (n ...
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