Recent advances on GaN-based micro-LEDs

Y Zhang, R Xu, Q Kang, X Zhang, Z Zhang - Micromachines, 2023 - mdpi.com
GaN-based micro-size light-emitting diodes (µLEDs) have a variety of attractive and
distinctive advantages for display, visible-light communication (VLC), and other novel …

GaN-based tunnel junctions and optoelectronic devices grown by metal-organic vapor-phase epitaxy

T Takeuchi, S Kamiyama, M Iwaya… - … Science and Technology, 2021 - iopscience.iop.org
This paper mainly describes the status and prospects of GaN-based tunnel junctions grown
by metal-organic vapor-phase epitaxy. GaN-based tunnel junctions are expected to offer an …

III-nitride m-plane violet narrow ridge edge-emitting laser diodes with sidewall passivation using atomic layer deposition

MS Wong, ES Trageser, H Zhang, HM Chang, S Gee… - Optics …, 2024 - opg.optica.org
A novel deep-ridge laser structure with atomic-layer deposition (ALD) sidewall passivation
was proposed that enhances the optical characteristics of 8-µm ridge width III-nitride violet …

Demonstration of high wall-plug efficiency III-nitride micro-light-emitting diodes with MOCVD-grown tunnel junction contacts using chemical treatments

MS Wong, J Back, D Hwang, C Lee… - Applied Physics …, 2021 - iopscience.iop.org
High wall-plug efficiency (WPE) micro-light-emitting diodes with metalorganic chemical
vapor deposition-grown tunnel junction (TJ) contacts are demonstrated. By employing …

Progress in III-nitride tunnel junctions for optoelectronic devices

MS Wong, JS Speck, S Nakamura… - IEEE Journal of …, 2022 - ieeexplore.ieee.org
The recent progress in III-nitride tunnel junction (TJ) contacts for optoelectronic devices is
summarized in this review paper. Due to the rapid developments of various III-nitride based …

Ultra-high silicon doped N-polar GaN contact layers grown by metal-organic chemical vapor deposition

N Hatui, A Krishna, H Li, C Gupta… - Semiconductor …, 2020 - iopscience.iop.org
We report thin, high quality n+ type doped N-polar GaN contact layers grown using metal-
organic chemical vapor deposition with carrier concentration as high as 3.5× 10 20 cm− 3 …

[HTML][HTML] Low voltage drop tunnel junctions grown monolithically by MOCVD

Z Jamal-Eddine, S Hasan, B Gunning… - Applied Physics …, 2021 - pubs.aip.org
Tunnel junction devices grown monolithically by metal organic chemical vapor deposition
were optimized for minimization of the tunnel junction voltage drop. Two device structures …

III-nitride blue light-emitting diodes utilizing hybrid tunnel junction with low excess voltage

J Wang, EC Young, WY Ho, B Bonef… - Semiconductor …, 2020 - iopscience.iop.org
Tunnel junctions (TJs) offer alternative designs and promise in some cases improved
performances for nitride-based light-emitting diode (LEDs) and laser diodes (LDs) and are …

Fully transparent GaN homojunction tunnel junction-enabled cascaded blue LEDs

Z Jamal-Eddine, S Hasan, B Gunning… - Applied Physics …, 2020 - pubs.aip.org
A sidewall activation process was optimized for buried magnesium-doped p-GaN layers
yielding a significant reduction in tunnel junction-enabled light emitting diode (LED) forward …

Electrical properties and structural optimization of GaN/InGaN/GaN tunnel junctions grown by molecular beam epitaxy

J Fang, F Zhang, W Yang, A Tian, J Liu… - Journal of …, 2024 - iopscience.iop.org
Abstract The InGaN films and GaN/InGaN/GaN tunnel junctions (TJs) were grown on GaN
templates with plasma-assisted molecular beam epitaxy. As the In content increases, the …