Results 11 to 20 of about 27,237 (259)

Unraveling Degradation Processes and Strategies for Enhancing Reliability in Organic Light-Emitting Diodes

open access: yesNanomaterials, 2023
Organic light-emitting diodes (OLEDs) have emerged as a promising technology for various applications owing to their advantages, including low-cost fabrication, flexibility, and compatibility. However, a limited lifetime hinders the practical application
Syed Muhammad Kazim Abbas Naqvi   +7 more
doaj   +1 more source

Hybrid nanocomposites for organic light-emitting diodes

open access: yesResults in Optics, 2022
We report the investigation of the electrical and optical properties of hybrid nanocomposite which could help to prepare the solution processable and tunable OLEDs.
N. Bano   +3 more
doaj   +1 more source

Exciplex hosts for blue phosphorescent organic light-emitting diodes

open access: yesJournal of Information Display, 2020
The host material of organic light-emitting diodes (OLEDs) has been advanced from a single host to a mixed host for high efficiency and long lifetime.
Mina Jung, Jun Yeob Lee
doaj   +1 more source

245 MHz bandwidth organic light-emitting diodes used in a gigabit optical wireless data link

open access: yesNature Communications, 2020
Organic LEDs (OLEDs) have generally been considered to be slow devices. Through engineering the structure and materials of OLEDs, the authors achieve a breakthrough in the high-speed operation of OLEDs and demonstrate a 1 Gbps optical wireless link using
Kou Yoshida   +8 more
doaj   +1 more source

Green phosphorescent organic light-emitting diode exhibiting highest external quantum efficiency with ultra-thin undoped emission layer

open access: yesScientific Reports, 2021
In this study, we report highly efficient green phosphorescent organic light-emitting diodes (OLEDs) with ultra-thin emission layers (EMLs). We use tris[2-phenylpyridinato-C2,N]iridium(III) (Ir(ppy)3), a green phosphorescent dopant, for creating the ...
Shin Woo Kang   +3 more
doaj   +1 more source

Benzobisoxazole cruciforms: a tunable, cross-conjugated platform for the generation of deep blue OLED materials [PDF]

open access: yes, 2016
Four new cross-conjugated small molecules based on a central benzo[1,2-d:4,5-d′]bisoxazole moiety possessing semi-independently tunable HOMO and LUMO levels were synthesized and the properties of these materials were evaluated experimentally and ...
Cai, Min   +9 more
core   +1 more source

A Review on the Milestones of Blue Light-Emitting Materials in India

open access: yesOrganic Materials, 2023
Since 1987 in the field of optoelectronics, organic light-emitting diodes (OLEDs) have secured their position because of their extreme use in panels of lighting applications such as TV and smartphone displays.
Nisha Odedara   +3 more
doaj   +1 more source

Solution-Processable Graphene Oxide as an Efficient Hole Injection Layer for High Luminance Organic Light-Emitting Diodes [PDF]

open access: yes, 2013
The application of solution-processable graphene oxide (GO) as hole injection layer in organic light-emitting diodes (OLEDs) is demonstrated. High luminance of over 53,000 cd m-2 is obtained at only 10 V. The results will unlock a route of applying GO in
Bao, Qinye   +5 more
core   +2 more sources

Operando ESR observation in thermally activated delayed fluorescent organic light-emitting diodes

open access: yesScientific Reports, 2023
Organic light-emitting diodes (OLEDs) using thermally activated delayed fluorescence (TADF) materials have advantages over OLEDs using conventional fluorescent materials or high-cost phosphorescent materials, including higher efficiency and lower cost ...
Shintaro Yumoto   +6 more
doaj   +1 more source

Routes for efficiency enhancement in fluorescent TADF exciplex host OLEDs gained from an electro‐optical device model [PDF]

open access: yes, 2019
Fluorescence-based organic light-emitting diodes (OLEDs) using thermally activated delayed fluorescence (TADF) have increasingly attracted attention in research and industry.
Kim, Jang‐Joo   +5 more
core   +1 more source

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