Technology and applications of micro-LEDs: their characteristics, fabrication, advancement, and challenges

TY Lee, LY Chen, YY Lo, SS Swayamprabha… - Acs …, 2022 - ACS Publications
Micro-light-emitting diodes (μLEDs) are getting much attention in display industry because of
their outstanding optical and electrical characteristics. μLEDs have several advantages over …

[PDF][PDF] Applications of lasers: A promising route toward low-cost fabrication of high-efficiency full-color micro-LED displays

S Lai, S Liu, Z Li, Z Zhang, Z Chen, R Zhang… - Opto-Electronic …, 2023 - researching.cn
Micro-light-emitting diodes (micro-LEDs) with outstanding performance are promising
candidates for next-generation displays. To achieve the application of high-resolution …

[HTML][HTML] Advanced atomic layer deposition technologies for micro-LEDs and VCSELs

YW Yeh, SH Lin, TC Hsu, S Lai, PT Lee… - Nanoscale Research …, 2021 - Springer
In recent years, the process requirements of nano-devices have led to the gradual reduction
in the scale of semiconductor devices, and the consequent non-negligible sidewall defects …

Influence of shape and size on GaN/InGaN μLED light emission: A competition between sidewall defects and light extraction efficiency

P González-Izquierdo, N Rochat, D Zoccarato… - ACS …, 2023 - ACS Publications
Micro light-emitting diodes (μLEDs) are expected to revolutionize the display technology due
to their advantages over the current LCD and OLED technology and the possibility to use …

Surface recombinations in III-nitride micro-LEDs probed by photon-correlation cathodoluminescence

S Finot, C Le Maoult, E Gheeraert, D Vaufrey… - ACS …, 2021 - ACS Publications
III-Nitride micro-LEDs are promising building blocks for the next generation of high
performance microdisplays. To reach a high pixel density, it is desired to achieve micro …

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 …

Dislocation suppresses sidewall‐surface recombination of micro‐LEDs

JH Park, M Pristovsek, W Cai, H Cheong… - Laser & Photonics …, 2023 - Wiley Online Library
Nonradiative recombination rate that consists of dislocation‐related nonradiative
recombination rate (A0) and surface recombination rate (As) is one of the major parameters …

Increase in the efficiency of III-nitride micro LEDs by atomic layer deposition

TY Lee, YM Huang, H Chiang, CL Chao, CY Hung… - Optics …, 2022 - opg.optica.org
The effect of atomic-layer deposition (ALD) sidewall passivation on the enhancement of the
electrical and optical efficiency of micro-light-emitting diode (µ-LED) is investigated. Various …

Size-dependent sidewall defect effect of GaN blue micro-LEDs by photoluminescence and fluorescence lifetime imaging

Z Wang, X Shan, S Zhu, X Cui, Z Fang, G Xu, Z Liu… - Optics Letters, 2023 - opg.optica.org
Sidewall defects play a key role in determining the efficiency of GaN-based micro-light
emitting diodes (LEDs) for next generation display applications, but there still lacks direct …

Tailoring the light distribution of micro-LED displays with a compact compound parabolic concentrator and an engineered diffusor

EL Hsiang, Z He, Z Yang, YF Lan, ST Wu - Optics Express, 2021 - opg.optica.org
We propose a novel optical design to tailor the angular distribution of a micro-LED (µLED)
display system and use vehicle display as an example to illustrate the design principles. The …