Challenges in material processing and reliability issues in AlGaN/GaN HEMTs on silicon wafers for future RF power electronics & switching applications: A critical …

J Ajayan, D Nirmal, P Mohankumar, B Mounika… - Materials Science in …, 2022 - Elsevier
In order to handle high power with good thermal stability at RF & microwave frequencies
wider bandgap semiconductor based transistors are highly desirable and GaN & AlGaN …

Control of threshold voltage of AlGaN/GaN HEMTs by fluoride-based plasma treatment: From depletion mode to enhancement mode

Y Cai, Y Zhou, KM Lau, KJ Chen - IEEE transactions on electron …, 2006 - ieeexplore.ieee.org
This paper presents a method with an accurate control of threshold voltages (V th) of
AlGaN/GaN high-electron mobility transistors (HEMTs) using a fluoride-based plasma …

GaN HEMTs on Si with regrown contacts and cutoff/maximum oscillation frequencies of 250/204 GHz

L Li, K Nomoto, M Pan, W Li, A Hickman… - IEEE Electron …, 2020 - ieeexplore.ieee.org
This work demonstrates the high-frequency and high-power performance capacity of GaN
high electron mobility transistors (HEMTs) on Si substrates. Using a T-gate and-GaN …

Output power density of 5.1/mm at 18 GHz with an AlGaN/GaN HEMT on Si substrate

D Ducatteau, A Minko, V Hoel, E Morvan… - IEEE Electron …, 2005 - ieeexplore.ieee.org
Microwave frequency capabilities of AlGaN/GaN high electron mobility transistors (HEMTs)
on high resistive silicon (111) substrate for power applications are demonstrated in this …

High-performance InAlN/GaN HEMTs on silicon substrate with high fT× Lg

P Cui, A Mercante, G Lin, J Zhang, P Yao… - Applied Physics …, 2019 - iopscience.iop.org
We report an 80 nm gate-length In 0.17 Al 0.83 N/GaN high-electron mobility transistor
(HEMT) on silicon substrate with a record low gate leakage current of 7.12× 10− 7 A mm− 1 …

High Microwave-Noise Performance of AlGaN/GaN MISHEMTs on Silicon With Gate Insulator Grown by ALD

ZH Liu, GI Ng, S Arulkumaran… - IEEE electron device …, 2009 - ieeexplore.ieee.org
High microwave-noise performance is realized in AlGaN/GaN metal-insulator semiconductor
high-electron mobility transistors (MISHEMTs) on high-resistivity silicon substrate using …

Substrate effects in GaN-on-silicon RF device technology

H Chandrasekar - International Journal of High Speed Electronics …, 2019 - World Scientific
The influence of the semiconducting Si substrate on the performance of GaN-on-Si RF
technology is reviewed. Firstly, the formation of a parasitic conduction channel at the …

High-Performance 0.1- Gate AlGaN/GaN HEMTs on Silicon With Low-Noise Figure at 20 GHz

H Sun, AR Alt, H Benedickter… - IEEE Electron Device …, 2008 - ieeexplore.ieee.org
The realization of high-performance 0.1-mum gate AlGaN/GaN high-electron mobility
transistors (HEMTs) grown on high-resistivity silicon substrates is reported. Our devices …

High AlGa(In)N/GaN HEMTs Grown on Si With a Low Gate Leakage and a High ON/OFF Current Ratio

S Dai, Y Zhou, Y Zhong, K Zhang, G Zhu… - IEEE Electron …, 2018 - ieeexplore.ieee.org
A 55-nm T-gate high-electron-mobility transistor was fabricated with a quaternary barrier
AlGa (In) N/AlN/GaN heterostructure grown on a highly resistive Si substrate. The device …

Microwave Low-Noise Performance of Gate-Length AlGaN/GaN HEMTs on SiC With Wide Head Double-Deck T-Shaped Gate

HS Yoon, BG Min, JM Lee, DM Kang… - IEEE Electron …, 2016 - ieeexplore.ieee.org
Microwave low-noise performance AlGaN/GaN HEMT on a SiC substrate with a wide head
double-deck T-shaped gate has been reported. The HEMTs with gate-length (of and source …