A review of GaN HEMT broadband power amplifiers

KH Hamza, D Nirmal - AEU-International Journal of Electronics and …, 2020 - Elsevier
The unique material properties of GaN, wide bandgap, high thermal conductivity, high
breakdown voltage, high electron mobility and the device properties of GaN HEMT (High …

A critical review of AlGaN/GaN-heterostructure based Schottky diode/HEMT hydrogen (H2) sensors for aerospace and industrial applications

J Ajayan, D Nirmal, R Ramesh, S Bhattacharya… - Measurement, 2021 - Elsevier
Hydrogen (H 2) has been widely used in H 2 fuelled vehicles, semiconductor fabrication,
medical treatments, chemical industry and industrial aerospace applications. However, H 2 …

On the performance of GaN‐on‐silicon, silicon‐carbide, and diamond substrates

A Jarndal, L Arivazhagan… - International Journal of RF …, 2020 - Wiley Online Library
In this article, threading dislocations and its impact on the electrical and thermal
performance of GaN‐on‐Diamond (Dia),‐SiC, and‐Si high electron mobility transistor …

Ultrathin GaN film and AlGaN/GaN heterostructure grown on thick AlN buffer by MOCVD

K Chen, Y Zhang, J Zhang, X Wang, Y Yao, J Ma… - Ceramics …, 2022 - Elsevier
Abstract High-quality AlGaN/GaN/AlN heterostructures with thin GaN channel and thick AlN
buffer layer were grown by metal organic chemical vapor deposition (MOCVD) on SiC …

Simulation modelling of III-nitride/β-Ga2O3 HEMT for emerging high-power nanoelectronics applications

GP Rao, TR Lenka, R Singh, HPT Nguyen - Journal of the Korean …, 2022 - Springer
In this work, a recessed gate AlGaN/AlN/GaN HEMT (high electron mobility transistor) on β-
Ga2O3 substrate is proposed using a field-plate mechanism and compared with a recessed …

A comprehensive review of AlGaN/GaNHigh electron mobility transistors: Architectures and field plate techniques for high power/high frequency applications

JSR Kumar, HV Du John, IV BinolaKJebalin… - Microelectronics …, 2023 - Elsevier
Abstract AlGaN/GaN High Electron Mobility Transistor (HEMT) frequently employs field plate
techniques to improve the device's reliability and optimum performance. This literature …

Simulation modelling of III‐Nitride/β‐Ga2O3 Nano‐HEMT for microwave and millimetre wave applications

GP Rao, R Singh, TR Lenka… - … Journal of RF and …, 2022 - Wiley Online Library
In this piece of work, a recessed gate field‐plated AlGaN/AlN/GaN HEMT on β‐Ga2O3
substrate is proposed and its performance characteristics are compared with HEMT structure …

Enhancement of sensitivity in AlGaN/GaN HEMT based sensor using back-barrier technique

A Jarndal, L Arivazhagan, E Almajali… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
In the state of the art, most of the Gallium Nitride (GaN) High Electron Mobility Transistor
(HEMT) based sensors provide current readout rather than voltage readout. Further, to …

Linearity improvement in graded channel AlGaN/GaN HEMTs for high-speed applications

D Jena, S Das, B Baral, E Mohapatra, T Dash - Physica Scripta, 2023 - iopscience.iop.org
AlGaN HEMTs are popular devices for high-frequency applications. At higher frequencies,
nonlinearity effects are major concerns and need serious attention. In this work, we have …

Intensive study of field-plated AlGaN/GaN HEMT on silicon substrate for high power RF applications

JSR Kumar, D Nirmal, MK Hooda, S Singh, J Ajayan… - Silicon, 2021 - Springer
In this article, we report the RF/DC performance of 250 nm gate length AlGaN/GaN High
Electron Mobility Transistor (HEMT) on a Silicon wafer. The GaN HEMT on Si wafer is …