Surface passivation of light emitting diodes: From nano-size to conventional mesa-etched devices

TY Seong, H Amano - Surfaces and Interfaces, 2020 - Elsevier
III-V compound semiconductor-based light emitting devices (LEDs) operating in ultraviolet to
visible wavelength ranges are greatly important for their applications, including displays …

SiO2 Capped-ZnO nanorods for enhanced random laser emission

AT Ali, W Maryam, YW Huang, HC Hsu… - Optics & Laser …, 2022 - Elsevier
In this paper, we report SiO 2 capped Zinc Oxide nanorod array (SiO 2 capped-ZnO NAs) for
enhancing UV random lasing emissions at room temperature. A simple method chemical …

Strong light-extraction enhancement in GaInN light-emitting diodes patterned with TiO2 micro-pillars with tapered sidewalls

M Ma, J Cho, E Fred Schubert, Y Park… - Applied Physics …, 2012 - pubs.aip.org
An effective method to enhance the light extraction for GaInN light-emitting diodes (LEDs) is
reported. The method employs TiO 2 micro-pillars with tapered sidewalls, which are …

Improved light extraction efficiency in blue light-emitting diodes by SiO2-coated ZnO nanorod arrays

CY Cho, NY Kim, JW Kang, YC Leem… - Applied Physics …, 2013 - iopscience.iop.org
We report on the improved light extraction efficiency of blue light-emitting diodes (LEDs) by
SiO 2-coated ZnO nanorods (NRs) grown on indium–tin oxide (ITO). The optical output …

Study of GaN-Based LEDs With Hybrid SiO2 Microsphere/Nanosphere AntiReflection Coating as a Passivation Layer by a Rapid Convection Deposition

CH Hsu, YC Chan, WC Chen… - … on Electron Devices, 2017 - ieeexplore.ieee.org
A hybrid SiO 2 micro/nanospheres antireflection coating, deposited by a rapid convection
deposition, acting as a passivation layer of GaN-based light-emitting diodes (LEDs) is …

Enhanced Light Extraction Using Blue LED Package Consisting of -Doped Silicone Layer and Silicone Lens

YK Su, PC Wang, CL Lin, GS Huang… - IEEE electron device …, 2014 - ieeexplore.ieee.org
A novel, blue light-emitting diode (LED) packaging structure with improved light and thermal
characteristics is presented. The package includes a TiO 2-doped silicone layer and silicone …

Efficient performance enhancement of GaN-based vertical light-emitting diodes coated with N-doped graphene quantum dots

D Liu, HJ Li, B Lyu, S Cheng, Y Zhu, P Wang, D Wang… - Optical Materials, 2019 - Elsevier
Novel vertical light-emitting diodes (VLEDs) decorated with N-doped graphene quantum
dots (N-GQDs) have been fabricated, based on the metal organic chemical vapor deposition …

Performance Improvement of GaN-Based Light-Emitting Diodes With a Microhole Array, 45° Sidewalls, and a SiO2 Nanoparticle/Microsphere Passivation Layer

CH Chang, YL Lee, ZF Wang, RC Liu… - … on Electron Devices, 2018 - ieeexplore.ieee.org
The characteristics of GaN-based light-emitting diodes (LEDs) with a hybrid structure
incorporating a microhole array, 45 sidewalls, and an appropriate SiO 2 nanoparticle …

Improving light extraction in light-emitting diodes using zinc-tin-oxide layers

TG Kim, DS Shin, KY Jung, AN Kadam… - Journal of Alloys and …, 2017 - Elsevier
In this study, we report on the synthesis and applications of zinc-tin-oxide (ZTO) as a light
extraction layer for GaN-based light-emitting diodes (LED). The ZTO layers formed on top of …

Light extraction enhancement of GaN LEDs by hybrid ZnO micro-cylinders and nanorods array

Z Yin, X Liu, H Yao, Y Wu, X Hao… - IEEE Photonics …, 2013 - ieeexplore.ieee.org
A hybrid patterned ZnO micro-cylinders and nanorods array (MCNR) was fabricated to
improve the light extraction efficiency for high brightness GaN-based light-emitting diodes …