Emerging GaN technologies for power, RF, digital, and quantum computing applications: Recent advances and prospects

K Hoo Teo, Y Zhang, N Chowdhury… - Journal of Applied …, 2021 - pubs.aip.org
GaN technology is not only gaining traction in power and RF electronics but is also rapidly
expanding into other application areas including digital and quantum computing electronics …

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 …

GaN-based RF power devices and amplifiers

UK Mishra, L Shen, TE Kazior… - Proceedings of the IEEE, 2008 - ieeexplore.ieee.org
The rapid development of the RF power electronics requires the introduction of wide
bandgap material due to its potential in high output power density, high operation voltage …

Demonstration of constant 8 W/mm power density at 10, 30, and 94 GHz in state-of-the-art millimeter-wave N-polar GaN MISHEMTs

B Romanczyk, S Wienecke, M Guidry… - … on Electron Devices, 2017 - ieeexplore.ieee.org
This paper reports on state-of-the-art millimeter-wave power performance of N-polar GaN-
based metal–insulator–semiconductor high-electron-mobility transistors at 30 and 94 GHz …

AlGaN/GaN HEMT With 300-GHz

JW Chung, WE Hoke, EM Chumbes… - IEEE Electron Device …, 2010 - ieeexplore.ieee.org
We report on a gate-recessed AlGaN/GaN high-electron mobility transistor (HEMT) on a SiC
substrate with a record power-gain cutoff frequency (f max). To achieve this high f max, we …

Short-channel effect limitations on high-frequency operation of AlGaN/GaN HEMTs for T-gate devices

GH Jessen, RC Fitch, JK Gillespie, G Via… - … on Electron Devices, 2007 - ieeexplore.ieee.org
AlGaN/GaN high-electron mobility transistors (HEMTs) were fabricated on SiC substrates
with epitaxial layers grown by multiple suppliers and methods. Devices with gate lengths …

Next generation electronics on the ultrawide-bandgap aluminum nitride platform

AL Hickman, R Chaudhuri, SJ Bader… - Semiconductor …, 2021 - iopscience.iop.org
Gallium nitride high-electron-mobility transistors (GaN HEMTs) are at a point of rapid growth
in defense (radar, SATCOM) and commercial (5G and beyond) industries. This growth also …

Power Scaling of Graded-Channel GaN HEMTs With Mini-Field-Plate T-gate and 156 GHz fT

JS Moon, B Grabar, J Wong, D Chuong… - IEEE Electron …, 2021 - ieeexplore.ieee.org
We report 60-nm gate-length graded-channel AlGaN/GaN HEMTs fabricated with a mini-
field-plate T-gate. The devices exhibit an extrinsic f T and f MAX of 156 GHz and 308 GHz …

High performance and highly robust AlN/GaN HEMTs for millimeter-wave operation

K Harrouche, R Kabouche, E Okada… - IEEE Journal of the …, 2019 - ieeexplore.ieee.org
We report on a 3 nm AlN/GaN HEMT technology for millimeter-wave applications. Electrical
characteristics for a 110 nm gate length show a maximum drain current density of 1.2 A/mm …

Polarity in GaN and ZnO: Theory, measurement, growth, and devices

J Zuniga-Perez, V Consonni, L Lymperakis… - Applied Physics …, 2016 - pubs.aip.org
The polar nature of the wurtzite crystalline structure of GaN and ZnO results in the existence
of a spontaneous electric polarization within these materials and their associated alloys (Ga …