Vertical GaN Schottky barrier diode with record low contact resistivity on N-polarity using ultrathin ITO interfacial layer

X Liu, H Wang, J Wu, P Zou, Y Tu… - … on Electron Devices, 2023 - ieeexplore.ieee.org
In this article, an ohmic contact structure based on indium tin oxide (ITO)/Ti/Al/Ni/Au is
explored for high-performance GaN-on-GaN Schottky barrier diode (SBD) for the first time …

Electrical properties and microstructure of V/Al/Ni/Au contacts on n-Al0. 65Ga0. 35N: Si with different Au thicknesses and annealing temperatures

HK Cho, A Mogilatenko, N Susilo… - Semiconductor …, 2022 - iopscience.iop.org
We investigated the formation of ohmic contacts as a result of intermetallic phase formation
between V, Al, Ni, and Au in V/Al/Ni/Au metal stacks on n-Al 0.65 Ga 0.35 N: Si. In particular …

Vertical GaN Schottky barrier diodes with ohmic contact on N-polar by the atomic layer deposition of aluminum oxide interfacial layer

Y Yang, Z Ma, Z Jiang, B Li, L Gao, S Li, Q Lin… - Applied Surface …, 2025 - Elsevier
In this paper, high-performance vertical GaN on GaN Schottky Barrier Diodes (SBDs) on 2-
inch free-standing (FS)-GaN is presented with the specific on-state resistance (R on) of 1.34 …

Optimization of non-alloyed backside ohmic contacts to N-face GaN for fully vertical GaN-on-silicon-based power devices

Y Hamdaoui, SST Vandenbroucke, S Michler… - …, 2024 - pmc.ncbi.nlm.nih.gov
In the framework of fully vertical GaN-on-Silicon device technology development, we report
on the optimization of non-alloyed ohmic contacts on the N-polar n+-doped GaN face …

Atmospheric pressure plasma treatment of polyurethane foams with He–O2 fed dielectric barrier discharges

V Armenise, F Fanelli, A Milella, L D'Accolti… - Surfaces and …, 2020 - Elsevier
The atmospheric pressure non-equilibrium plasma treatment of open-cell polyurethane
foams is carried out using dielectric barrier discharges fed with helium and oxygen mixtures …

Design of highly transparent ohmic contact to N face n-GaN for enhancing light extraction in GaN-based micro LED display

WS Cho, JY Park, CJ Yoo, JL Lee - Optics Express, 2023 - opg.optica.org
In GaN-based vertical micro LEDs, conventional metal n-contacts on the N face n-GaN suffer
from a low aperture ratio due to the high reflection of metals, resulting in low-light extraction …

A new approach to N-polar n-GaN surface treatment for room-temperature transparent ohmic contact formation

A Wójcicka, Z Fogarassy, T Kravchuk… - Materials Science in …, 2025 - Elsevier
In this work, we propose a new approach to obtain as-deposited low-resistivity transparent
ZnO: Al (AZO) ohmic contacts to n-GaN N-face by first modifying the GaN surface by …

Impact of Plasma Treatment of n-Al0.87Ga0.13N:Si Surfaces on V/Al/Ni/Au Contacts in Far-UVC LEDs

HK Cho, J Rass, A Mogilatenko… - IEEE Photonics …, 2023 - ieeexplore.ieee.org
We investigated the effect of treating the surface of n-Al 0.87 Ga 0.13 N: Si by O 2 or SF 6
plasma on the properties of subsequently deposited and annealed V/Al/Ni/Au contacts …

The dichotomous role of oxygen in the ohmic contact formation on p-type GaN grown by MBE and MOCVD

H Hua, P Zhang, Y Gong, Y Gu, S Jin, W Yang… - Surfaces and …, 2024 - Elsevier
Molecular beam epitaxy (MBE) is often considered as an ideal equipment for growing low-
resistance p-type GaN (p-GaN). However, the Ohmic contact formation mechanism of p-GaN …

0.58 mΩ·cm2/523 V GaN Vertical Schottky Barrier Diode with 15.6 kA/cm2 Surge Current Enabled by Laser Lift-Off/Annealing and N-Ion Implantation

W Qi, F Zhou, T Ma, W Xu, D Zhou… - IEEE Electron …, 2024 - ieeexplore.ieee.org
Achieving high-performance fully-vertical GaN devices on low-cost and large-scale foreign
substrates are highly attractive for the development of device technology. In this work, by …