Results 11 to 20 of about 5,169,773 (241)

Synthesis and charaterisation of phosphorescent copper (I) complexes for light emitting devices [PDF]

open access: yes, 2013
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Over the last decade, many significant developments have been made to improve the active materials in a new generation of organic light emitting devices ...
Andrés-Tomé, María Inmaculada
core   +7 more sources

Improving Flicker of Low-Refresh-Rate Driven Active-Matrix Organic Light-Emitting Diode Display

open access: yesIEEE Access, 2022
The brightness of low-temperature polycrystalline silicon and metal-oxide (LTPO) active-matrix organic light-emitting diode (AMOLED) display under low-refresh-rate driving condition tends to increase during pixel voltage holding time of each frame even ...
Kook Chul Moon   +4 more
doaj   +1 more source

Circularly polarized electroluminescence from a single-crystal organic microcavity light-emitting diode based on photonic spin-orbit interactions

open access: yesNature Communications, 2023
Nanoscale circularly polarized light sources are an important building block for future integrated photonics. Here the authors demonstrate circularly polarized light emission from a thin organic single crystal light-emitting diode.
Jichao Jia   +7 more
doaj   +1 more source

Studies into the underlying mechanisms of organic magnetoresistance [PDF]

open access: yes, 2012
PhDThe organic magnetoresistance effect has been observed to alter the current and efficiency of organic light emitting diodes where no magnetic materials are present. As yet, no consensus has been reached in the literature regarding the origin of the
Rolfe, Nicola Jayne
core   +4 more sources

Enhancing the Light Extraction Efficiency in Micro‐Organic Light‐Emitting Diodes with Metalens

open access: yesAdvanced Photonics Research, 2021
Due to the total internal reflection caused by the mismatch of the refractive indices between organic layers and oxide layers within an organic light‐emitting diode (OLED), most of the light energy is trapped inside the device; if the size of an OLED is ...
Jingen Lin   +6 more
doaj   +1 more source

Progress of display performances: AR, VR, QLED, and OLED

open access: yesJournal of Information Display, 2020
In 2019, the device performances of the display technologies were largely advanced by the development of new materials and of the device architecture and driving scheme.
Ho Jin Jang   +4 more
doaj   +1 more source

Virtual Screening of TADF Emitters for Single-Layer OLEDs

open access: yesFrontiers in Chemistry, 2021
Thermally-activated delayed fluorescence (TADF) is a concept which helps to harvest triplet excitations, boosting the efficiency of an organic light-emitting diode. TADF can be observed in molecules with spatially separated donor and acceptor groups with
Kun-Han Lin   +3 more
doaj   +1 more source

Dendrimer light-emitting diodes [PDF]

open access: yes, 2008
The electronics industry today is one that stands as a multi-billion dollar industry that is increasingly incorporating more and more products that have ever escalating applications in our everyday life.
Stevenson, Stuart G.
core   +2 more sources

Surface plasmon polariton modification in top-emitting organic light-emitting diodes for enhanced light outcoupling [PDF]

open access: yes, 2014
We report on the enhanced light outcoupling efficiency of monochrome top-emitting organic light-emitting diodes (OLEDs). These OLEDs incorporate a hole transport layer (HTL) material with a substantially lower refractive index (∼ 1:5) than the emitter ...
Hofmann, S.   +13 more
core   +1 more source

Electrical Excitation of Long-Range Surface Plasmons in PC/OLED Structure with Two Metal Nanolayers

open access: yesNano-Micro Letters, 2020
A current-driven source of long-range surface plasmons (LRSPs) on a duplex metal nanolayer is reported. Electrical excitation of LRSPs was experimentally observed in a planar structure, where an organic light-emitting film was sandwiched between two ...
Valery Konopsky   +6 more
doaj   +1 more source

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