Technological breakthroughs in chip fabrication, transfer, and color conversion for high‐performance micro‐LED displays

JE Ryu, S Park, Y Park, SW Ryu, K Hwang… - Advanced …, 2023 - Wiley Online Library
The implementation of high‐efficiency and high‐resolution displays has been the focus of
considerable research interest. Recently, micro light‐emitting diodes (micro‐LEDs), which …

High-speed micro-LEDs for visible light communication: Challenges and progresses

L Yu, L Wang, Z Hao, Y Luo, C Sun… - Semiconductor …, 2021 - iopscience.iop.org
Due to spectrum shortage, visible light communication (VLC) has gradually been regarded
as an important alternative and reinforcement in wireless communication field. Micro-light …

Ultra-small size (1–20 μm) blue and green micro-LEDs fabricated by laser direct writing lithography

L Yu, B Lu, P Yu, Y Wang, G Ding, Q Feng… - Applied Physics …, 2022 - pubs.aip.org
Ultra-small micro-LEDs are essential for next-generation display technology. However,
micro-LEDs below 5 μm have been seldom reported. In this work, we demonstrate InGaN …

High-brightness InGaN/GaN micro-LEDs with secondary peak effect for displays

Y Liu, K Zhang, BR Hyun, HS Kwok… - IEEE Electron Device …, 2020 - ieeexplore.ieee.org
The green InGaN/GaN micro light-emitting diode (Micro-LED) is a significant component in
micro-display whereas lack of size dependence and high injected current analysis. In this …

Impact of Sidewall Conditions on Internal Quantum Efficiency and Light Extraction Efficiency of Micro‐LEDs

JH Park, M Pristovsek, W Cai, H Cheong… - Advanced Optical …, 2023 - Wiley Online Library
The sidewall condition is a key factor determining the performance of micro‐light emitting
diodes (µLEDs). In this study, equilateral triangular III‐nitride blue µLEDs are prepared with …

Optical and microstructural characterization of Micro-LED with sidewall treatment

F Yang, Y Xu, L Li, X Cai, J Li, J Tao… - Journal of Physics D …, 2022 - iopscience.iop.org
The traditional influence on the sidewall damage of Micro-LED was mostly focused on the
research of IVL. In this paper, we discussed the influence of Micro-LED sidewall damage …

CsPbBr3 perovskite quantum-dot paper exhibiting a highest 3  dB bandwidth and realizing a flexible white-light system for visible-light communication

KJ Singh, X Fan, AS Sadhu, CH Lin, FJ Liou… - Photonics …, 2021 - opg.optica.org
We propose a flexible white-light system for high-speed visible-light communication (VLC)
applications, which consists of a semipolar blue InGaN/GaN single-quantum-well micro-light …

Current Confinement Effect on the Performance of Blue Light Micro-LEDs with 10 μm Dimension

YH Hsu, YH Lin, MH Wu, HC Kuo, RH Horng - ACS omega, 2023 - ACS Publications
The current confinement effect on the micro-LED (μLED) with a 10 μm dimension was
simulated using SpeCLED software. In this study, three p-contact sizes were considered: 2 …

Degradation by sidewall recombination centers in GaN blue micro-LEDs at diameters< 30 µm

IH Lee, TH Kim, AY Polyakov, AV Chernykh… - Journal of Alloys and …, 2022 - Elsevier
A matrix of blue GaN/InGaN multi-quantum-well (MQW) micro-Light-Emitting Diodes (micro-
LEDs) with diode dimensions ranging from 2 to 100 µm was prepared by masked dry …

Ultra-bright green InGaN micro-LEDs with brightness over 10M nits

M Zhanghu, BR Hyun, F Jiang, Z Liu - Optics Express, 2022 - opg.optica.org
An investigation of electrical and optical properties of InGaN micro-scale light-emitting
diodes (micro-LEDs) emitting at∼ 530 nm is carried out, with sizes of 80, 150, and 200 µm …