Compositionally graded III-nitride alloys: Building blocks for efficient ultraviolet optoelectronics and power electronics

H Zhang, C Huang, K Song, H Yu, C **ng… - Reports on Progress …, 2021 - iopscience.iop.org
Wide bandgap aluminum gallium nitride (AlGaN) semiconductor alloys have established
themselves as the key materials for building ultraviolet (UV) optoelectronic and power …

[PDF][PDF] Recent progress in metal-organic chemical vapor deposition of N-polar group-III nitrides

S Keller, H Li, M Laurent, Y Hu, N Pfaff… - Semiconductor …, 2014 - researchgate.net
Progress in metal-organic chemical vapor deposition of high quality () 0001 N-polar (Al, Ga,
In) N films on sapphire, silicon carbide and silicon substrates is reviewed with focus on key …

InAlN/AlN/GaN HEMTs With Regrown Ohmic Contacts and of 370 GHz

Y Yue, Z Hu, J Guo… - IEEE Electron …, 2012 - ieeexplore.ieee.org
We report 30-nm-gate-length InAlN/AlN/GaN/SiC high-electron-mobility transistors (HEMTs)
with a record current gain cutoff frequency (f_T) of 370 GHz. The HEMT without back barrier …

Electronic metadevices for terahertz applications

M Samizadeh Nikoo, E Matioli - Nature, 2023 - nature.com
The evolution of electronics has largely relied on downscaling to meet the continuous needs
for faster and highly integrated devices. As the channel length is reduced, however, classic …

N-polar GaN epitaxy and high electron mobility transistors

MH Wong, S Keller, SD Nidhi… - Semiconductor …, 2013 - iopscience.iop.org
This paper reviews the progress of N-polar ($000\mathop 1\limits^\_ $) GaN high frequency
electronics that aims at addressing the device scaling challenges faced by GaN high …

N-polar GaN: Epitaxy, properties, and device applications

S Mohanty, K Khan, E Ahmadi - Progress in Quantum Electronics, 2023 - Elsevier
Abstract In recent years, Gallium Nitride (GaN) has been established as a material of choice
for high power switching, high power RF and lighting applications. In c-direction, depending …

MBE-Regrown Ohmics in InAlN HEMTs With a Regrowth Interface Resistance of 0.05

J Guo, G Li, F Faria, Y Cao, R Wang… - IEEE Electron device …, 2012 - ieeexplore.ieee.org
Nonalloyed ohmic contacts regrown by molecular beam epitaxy were made on
InAlN/AlN/GaN/SiC high-electron-mobility transistors (HEMTs). Transmission-line-method …

N-polar GaN/AlGaN/AlN high electron mobility transistors on single-crystal bulk AlN substrates

E Kim, Z Zhang, J Encomendero, J Singhal… - Applied Physics …, 2023 - pubs.aip.org
Recent observation of high density polarization-induced two-dimensional electron gases in
ultra-thin N-polar GaN layers grown on single-crystal AlN has enabled the development of N …

The evolution of manufacturing technology for GaN electronic devices

AC Liu, PT Tu, C Langpoklakpam, YW Huang… - Micromachines, 2021 - mdpi.com
GaN has been widely used to develop devices for high-power and high-frequency
applications owing to its higher breakdown voltage and high electron saturation velocity …

Nanowire Channel InAlN/GaN HEMTs With High Linearity of and

DS Lee, H Wang, A Hsu, M Azize… - IEEE electron device …, 2013 - ieeexplore.ieee.org
This letter reports a high linearity InAlN/GaN high-electron-mobility transistor (HEMT) with a
nanowire channel structure. It is found that the increase of source access resistance with …