GaAs metamorphic high electron mobility transistors for future deep space-biomedical-millitary and communication system applications: A review

J Ajayan, D Nirmal, P Mohankumar, D Kuriyan… - Microelectronics …, 2019 - Elsevier
Following the introduction of metamorphic high electron mobility transistors (MHEMTs) 30
years back, there has been a rapid growth in their use in advanced MMIC (monolithic …

20-nm enhancement-mode metamorphic GaAs HEMT with highly doped InGaAs source/drain regions for high-frequency applications

J Ajayan, D Nirmal - International Journal of Electronics, 2017 - Taylor & Francis
In this article, the DC and RF performance of a SiN passivated 20-nm gate length
metamorphic high electron mobility transistor (MHEMT) on GaAs substrate with highly doped …

[ΒΙΒΛΙΟ][B] Nanometer Cmos

F Schwierz, H Wong, JJ Liou - 2010 - books.google.com
This book presents the material necessary for understanding the physics, operation, design,
and performance of modern MOSFETs with nanometer dimensions. It offers a brief …

p-GaAs/n-Ga2O3 heterojunction diode with breakdown voltage of∼ 800 V

S **e, M Sheikhi, S Xu, MT Alam, J Zhou… - Applied Physics …, 2024 - pubs.aip.org
As an attractive next generation ultrawide bandgap material, Ga 2 O 3 has been
demonstrated to be capable of high voltage operation. However, the lack of shallow p-type …

An ultra-low noise figure and multi-band re-configurable low noise amplifier

N Bajpai, P Maity, M Shah, A Das… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
In this article, we design and fabricate an ultra-low noise figure, multi-band low noise
amplifier (LNA) monolithic microwave integrated circuit (MMIC) using GaAs pHEMT process …

20-nm T-gate composite channel enhancement-mode metamorphic HEMT on GaAs substrates for future THz applications

J Ajayan, D Nirmal - Journal of computational Electronics, 2016 - Springer
In this paper, the RF and DC behaviours of a SiN-passivated 20-nm gate length
metamorphic high electron mobility transistor (MHEMT) on GaAs substrate with\updelta δ …

Investigation of DC-RF and breakdown behaviour in Lg= 20 nm novel asymmetric GaAs MHEMTs for future submillimetre wave applications

J Ajayan, T Ravichandran, P Mohankumar… - … -International Journal of …, 2018 - Elsevier
In this work, we systematically investigated the DC-RF and breakdown voltage
characteristics of L g= 20 nm novel asymmetric GaAs metamorphic high electron mobility …

35-nm InP HEMT SMMIC amplifier with 4.4-dB gain at 308 GHz

XB Mei, W Yoshida, WR Deal, PH Liu… - IEEE electron device …, 2007 - ieeexplore.ieee.org
We report the first submillimeter-wave monolithic microwave integrated circuit (MMIC)
amplifier with 4.4-dB measured gain at 308-GHz frequency, making it the highest frequency …

High-performance InGaAs HEMTs on GaAs substrate using AlAs/GaAs superlattice buffer-assisted heterostructure growth

J Jeong, J Kim, S Kim - Journal of Alloys and Compounds, 2025 - Elsevier
Recently, InGaAs-channel-based high-electron-mobility transistors (HEMTs), typically grown
on InP substrates, have emerged as key components for next-generation wireless …

[PDF][PDF] 22 nm In0: 75Ga0: 25As channel-based HEMTs on InP/GaAs substrates for future THz applications

J Ajayan, D Nirmal - J. Semicond., 2017 - researchgate.net
In this work, the performance of Lg D 22 nm In0: 75Ga0: 25As channel-based high electron
mobility transistor (HEMT) on InP substrate is compared with metamorphic high electron …