Results 41 to 50 of about 228,979 (203)

Transparent organic light-emitting diodes with different bi-directional emission colors using color-conversion capping layers

open access: yes, 2015
We report a study on transparent organic light-emitting diodes (OLEDs) with different bidirectional emission colors, enabled by color-conversion organic capping layers. Starting from a transparent blue OLED with an uncapped Ag top electrode exhibiting an
Gather, Malte Christian   +9 more
core   +2 more sources

Wavelength‐Selective Light Trapping with Nanometer‐Thick Metallic Coating

open access: yesAdvanced Photonics Research, 2022
Wavelength‐selective light trapping has been widely applied in fields such as energy utilization, optical sensing, optical imaging, and so forth. Though metasurfaces have exhibited to efficiently trap the light for diverse optical responses with specific
Chenying Yang   +8 more
doaj   +1 more source

Ambient contrast ratio of quantum-dot color-converted micro-LED displays

open access: yesResults in Physics, 2023
Pixelated quantum dot color conversion layer (PQDCCL) is the most promising approach to realize a full-color micro-LED display. However, the QD excitation by ambient light has non-negligible impact on the ambient contrast ratio (ACR) and the display ...
Liwen Deng   +10 more
doaj   +1 more source

Monolithic full-color micro-LED displays featuring three-dimensional chip bonding and quantum dot-based color conversion layer.

open access: yesOptics Express
What we believe to be a novel fabrication process for monolithic full-color (RGB) micro-LED (µLED) display technology, featuring three-dimensional (3D) and quantum dot (QD)-based color conversion layer, has been proposed.
Yan Guo   +10 more
semanticscholar   +1 more source

Förster resonance energy transfer enhanced color-conversion using colloidal semiconductor quantum dots for solid state lighting [PDF]

open access: yes, 2009
In this paper, we present Förster resonance energy transfer (FRET)-enhanced color-conversion using colloidal semiconductor quantum dot nanocrystals (NCs) to make reddish-orange light-emitting diodes for use in ultraefficient solid state lighting.
Hilmi Volkan Demir   +3 more
core   +1 more source

Effects of Thermal Treatment on DC Voltage-Driven Color Conversion in Organic Light-Emitting Diode

open access: yesMicromachines, 2022
A DC voltage-dependent color-tunable organic light-emitting diode (CTOLED) was proposed for lighting applications. The CTOLED consists of six consecutive organic layers: the hole injection layer, the hole transport layer (HTL), two emission layers (EMLs),
Tae Jun Ahn   +4 more
doaj   +1 more source

Recent advances in light outcoupling from white organic light-emitting diodes

open access: yes, 2015
M.C.G. is grateful to the Scottish Funding Council (via SUPA) for financial support.Organic light-emitting diodes (OLEDs) have been successfully introduced to the smartphone display market and have geared up to become contenders for applications in ...
Gather, M.C., Reineke, S.
core   +1 more source

Universal Strategy to Improve the Morphology of the Inkjet Printing Perovskite for Color Conversion Display

open access: yes, 2023
Perovskite nanocrystals (PNCs) have excellent optical emission properties and can be used in color conversion display, which is considered as a facial and versatile way to achieve full-color OLED and Micro-LED display due to the wide color gamut ...
TAM, Siu Ting   +6 more
core   +1 more source

Investigation of highly luminescent inorganic perovskite nanocrystals synthesized using optimized ultrasonication method

open access: yesUltrasonics Sonochemistry, 2022
All-inorganic halide perovskite nanocrystals are next-generation materials with excellent optical and semiconductor properties suitable for display applications.
Sang Yoon Lee   +8 more
doaj   +1 more source

InGaN blue resonant cavity micro-LED with RGY quantum dot layer for broad gamut, efficient displays

open access: yesDiscover Nano
The technology of RGBY micro resonant cavity light emitting diodes (micro-RCLEDs) based on quantum dots (QDs) is considered one of the most promising approaches for full-color displays.
Tzu-Yi Lee   +5 more
doaj   +1 more source

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