Technological breakthroughs in chip fabrication, transfer, and color conversion for high performance micro-LED display.
Sign Up to like & getrecommendations! Published in 2022 at "Advanced materials"
DOI: 10.1002/adma.202204947
Abstract: The implementation of high efficiency and high-resolution displays has been the focus of considerable research interest. Recently, micro-LEDs, which are inorganic light-emitting diodes of size less than 100 μm2 , have emerged as a promising… read more here.
Keywords: micro; micro led; transfer; color conversion ... See more keywords
Brightened Bicomponent Perovskite Nano-Composite Based on Förster Resonance Energy Transfer for Micro-LED Displays.
Sign Up to like & getrecommendations! Published in 2023 at "Advanced materials"
DOI: 10.1002/adma.202300834
Abstract: The lead halide perovskite quantum dots (PQDs) is making its way towards next-generation display applications, such as serving as color conversion layers (CCL) in micro-LED array. Red PQDs containing iodine exhibit weaker brightness compared with… read more here.
Keywords: led displays; bicomponent perovskite; color; energy ... See more keywords
An Ultrahigh Efficiency Excitonic Micro-LED.
Sign Up to like & getrecommendations! Published in 2023 at "Nano letters"
DOI: 10.1021/acs.nanolett.2c04220
Abstract: High efficiency micro-LEDs, with lateral dimensions as small as one micrometer, are desired for next-generation displays, virtual/augmented reality, and ultrahigh-speed optical interconnects. The efficiency of quantum well LEDs, however, is reduced to negligibly small values… read more here.
Keywords: excitonic micro; micro; micro led; efficiency excitonic ... See more keywords
High bandwidth semipolar (20-21) micro-LED-based white light-emitting diodes utilizing perovskite quantum dots and organic emitters in color-conversion layers for visible light communication and solid-state lighting applications.
Sign Up to like & getrecommendations! Published in 2023 at "Nanoscale"
DOI: 10.1039/d3nr01086d
Abstract: We demonstrate semipolar (20-21) micro-LED-based high-bandwidth WLEDs utilizing perovskite QDs and organic emitters in color-conversion films. The WLEDs exhibit a bandwidth in excess of 1 GHz and a CCT of 6141 K, making these devices… read more here.
Keywords: organic emitters; semipolar micro; led based; utilizing perovskite ... See more keywords
Electrical and optical modeling of gap-free III-nitride micro-LED arrays
Sign Up to like & getrecommendations! Published in 2020 at "AIP Advances"
DOI: 10.1063/5.0027809
Abstract: Ion implantation-fabrication of gap-free III-nitride micro-light emitting diode (μLED) arrays has been analyzed along with its impacts on micro-LED electrical and optical characteristics. The implanted ions were designed to block the current between the adjacent… read more here.
Keywords: electrical optical; led arrays; gap free; micro led ... See more keywords
Fabrication and Study on Red Light Micro-LED Displays
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Journal of the Electron Devices Society"
DOI: 10.1109/jeds.2018.2864543
Abstract: A red-light micro LED display made of an AlGaInP epilayer with a resolution of $64 \times 32$ pixels, a pitch of $175~ \mu {\mathrm {m}}$ and a luminous area of $1 ~{\mathrm {cm}} \times 0.5~… read more here.
Keywords: tex math; micro led; inline formula;
Multifunctional Ultraviolet-C Micro-LED with Monolithically Integrated Photodetector for Optical Wireless Communication
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2021.3115167
Abstract: In this paper, a multifunctional ultraviolet-C (UVC) micro-LED with monolithically integrated photodetector (PD) based on AlGaN multiple quantum wells (MQWs) was fabricated. We designed and integrated UVC LED with sizes of 40 and 300 m… read more here.
Keywords: communication; led monolithically; micro led; micro ... See more keywords
Improved Performance of Passive-Matrix Micro-LED Displays Using a Multi-Function Passivation Structure
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2020.3002554
Abstract: The enhanced light output efficiency of passive-matrix micro light-emitting-diode (LED) display was achieved by employing the tapered sidewalls and distributed-Bragg-reflector (DBR) passivation structure. The oblique angles at the bottom of multi-quantum wall and n-GaN are… read more here.
Keywords: passive matrix; micro led; passivation structure; micro ... See more keywords
Optical-electrical characteristic of green based on GaN micro-LED arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Applied optics"
DOI: 10.1364/ao.459513
Abstract: A detailed theoretical derivation and calculation method of the difference coefficient between a light distribution pattern of a 30×20µm2 green micro-LED array and Lambert source is proposed first in this paper, to the best of… read more here.
Keywords: characteristic green; green based; micro; electrical characteristic ... See more keywords
Gigabit per second visible light communication based on AlGaInP red micro-LED micro-transfer printed onto diamond and glass.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.391488
Abstract: Full-color smart displays, which act both as a display and as a high-speed visible light communication (VLC) transmitter, can be realized by the integration of red-green-blue micron-sized light emitting diodes (micro-LEDs) onto a common platform.… read more here.
Keywords: light communication; glass; visible light; micro led ... See more keywords
Exploring superlattice DBR effect on a micro-LED as an electron blocking layer.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.433786
Abstract: The role of a superlattice distributed Bragg reflector (SL DBR) as the p-type electron blocking layer (EBL) in a GaN micro-light-emitting diode (micro-LED) is numerically investigated to improve wall-plug efficiency (WPE). The DBR consists of… read more here.
Keywords: electron blocking; superlattice; layer; micro led ... See more keywords