AR/VR light engines: perspectives and challenges

EL Hsiang, Z Yang, Q Yang, PC Lai, CL Lin… - Advances in Optics and …, 2022 - opg.optica.org
Augmented reality (AR) and virtual reality (VR) have the potential to revolutionize the
interface between our physical and digital worlds. Recent advances in digital processing …

MicroLED/LED electro-optical integration techniques for non-display applications

V Kumar, I Kymissis - Applied Physics Reviews, 2023 - pubs.aip.org
MicroLEDs offer an extraordinary combination of high luminance, high energy efficiency, low
cost, and long lifetime. These characteristics are highly desirable in various applications, but …

The micro-LED roadmap: status quo and prospects

CC Lin, YR Wu, HC Kuo, MS Wong… - Journal of Physics …, 2023 - iopscience.iop.org
Micro light-emitting diode (micro-LED) will play an important role in the future generation of
smart displays. They are found very attractive in many applications, such as maskless …

High-efficiency InGaN red micro-LEDs for visible light communication

YM Huang, CY Peng, WC Miao, H Chiang… - Photonics …, 2022 - opg.optica.org
In this study, we present a high-efficiency InGaN red micro-LED fabricated by the
incorporation of superlattice structure, atomic layer deposition passivation, and a distributed …

Significant quantum efficiency enhancement of InGaN red micro-light-emitting diodes with a peak external quantum efficiency of up to 6%

P Li, H Li, Y Yao, N Lim, M Wong, M Iza… - ACS …, 2023 - ACS Publications
We demonstrate a significant quantum efficiency enhancement of InGaN red micro-light-
emitting diodes (μLEDs). The peak external quantum efficiency (EQE) of the packaged 80× …

Red, green and blue InGaN micro-LEDs for display application: temperature and current density effects

Z Wang, S Zhu, X Shan, Z Yuan, Z Qian, X Lu, Y Fu… - Optics …, 2022 - opg.optica.org
Micro-LED has attracted tremendous attention as next-generation display, but InGaN red-
green-blue (RGB) based high-efficiency micro-LEDs, especially red InGaN micro-LED, face …

Effect of the AlN strain compensation layer on InGaN quantum well red-light-emitting diodes beyond epitaxy

Z Liu, M Nong, Y Lu, H Cao, S Yuvaraja, N Xiao… - Optics Letters, 2022 - opg.optica.org
An atomically thick AlN layer is typically used as the strain compensation layer (SCL) for
InGaN-based-red light-emitting diodes (LEDs). However, its impacts beyond strain control …

Role of pixel design and emission wavelength on the light extraction of nitride-based micro-LEDs

F Vögl, A Avramescu, F Knorr, A Lex, A Waag… - Optics …, 2023 - opg.optica.org
Micro-light emitting diodes (µ-LEDs) suffer from a drastic drop in internal quantum efficiency
that emerges with the miniaturization of pixels down to the single micrometer size regime. In …

Recent progress of InGaN-Based red light emitting diodes

Z Lu, K Zhang, J Zhuang, J Lin, Z Lu, Z Jiang… - Micro and …, 2023 - Elsevier
Micro-LEDs have been hailed as the next generation display technology due to the
advantages of high brightness, high ambient contrast ratio, and high reliability. The In x Ga 1 …

Wafer-scale emission uniformity of InGaN-based red light-emitting diodes on an in situ InGaN decomposition template

J Hu, K Xing, Z Xia, Y Sang, X Yang, T Tao… - Applied Physics …, 2023 - pubs.aip.org
We propose a strain relaxed template (SRT), which consists of an InGaN decomposition
layer (DL) and GaN protecting layers grown at three different temperatures as …