Development of AlGaN/GaN MOSHEMT biosensors: State-of-the-art review and future directions

A Kumar, S Paliwal, D Kalra, A Varghese… - Materials Science in …, 2024 - Elsevier
This article provides a comprehensive overview is of AlGaN/GaN Metal Oxide
Semiconductor High Electron Mobility Transistor (MOSHEMT) based state of the art sensors …

AlGaN/GaN HEMT pH sensor simulation model and its maximum transconductance considerations for improved sensitivity

AM Bhat, N Shafi, C Sahu… - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
In this work, AlGaN/GaN high electron mobility transistor (HEMT) pH sensing simulation
model is presented along with the sensitivity analysis to different pH values of an electrolyte …

Modeling and simulation of ultrahigh sensitive AlGaN/AlN/GaN HEMT-based hydrogen gas detector with low detection limit

A Varghese, A Eblabla, K Elgaid - IEEE Sensors Journal, 2021 - ieeexplore.ieee.org
Presented through this work is a steady state analytical model of the GaN HEMT based gas
detector. GaN with high chemical and thermal stability provides promises for detectors in …

High Sensitivity of Extended-Gate Field-Effect Transistors Based on 1-D ZnO: Ag Nanomaterials through a Cheap Photochemical Synthesis as pH Sensors at Room …

YL Chu, SJ Young, SH Tsai, S Arya… - ACS Applied Electronic …, 2024 - ACS Publications
We investigated an extended-gate field-effect transistor (EG-FET) as a pH sensor in this
work. It was based on low-temperature hydrothermally grown one-dimensional (1-D) zinc …

Performance Improvement of a ZnGa2O4 Extended-Gate Field-Effect Transistor pH Sensor

CH Chen, SB Liu, SP Chang - ACS omega, 2024 - ACS Publications
ZnGa2O4 sensing films were prepared using an RF magnetron sputtering system and
connected to a commercial metal oxide semiconductor field-effect transistor (MOSFET) as …

A Review of GaN Channel-Based MOSHEMTs for Next-Generation Medium/Low-Voltage Rating and High-Speed RF Power Applications

G Deshpande, S Bhattacharya, J Ajayan… - Journal of Electronic …, 2024 - Springer
This comprehensive review delves into the intricate realm of GaN-based metal–oxide–
semiconductor (MOS) high-electron-mobility transistors (HEMTs), providing an exhaustive …

Investigation of AlGaN/GaN HEMT for pH sensing applications and sensitivity optimization

AM Bhat, C Periasamy - Superlattices and Microstructures, 2021 - Elsevier
Abstract In this work, AlGaN/GaN HEMT pH sensitive response has been presented through
extensive simulations demonstrating the effect of pH variation on channel conductance …

Sensitivity analysis of Al0. 3Ga0. 7N/GaN dielectric modulated MOSHEMT biosensor

A Dastidar, TK Patra, SK Mohapatra… - ECS Journal of Solid …, 2023 - iopscience.iop.org
Emerging and newly proposed devices integrate various materials at different scales (from
nano to submicron), which reveals sensor response. Prefab simulation is in great demand to …

Impact of InGaN notch on sensitivity in dielectric modulated dual channel GaN MOSHEMT for label-free biosensing

GS Mishra, N Mohankumar, SK Singh - Current Applied Physics, 2023 - Elsevier
The effect of InGaN notch on sensitivity and Dielectric Modulated (DM) Double
Heterojunction (DH) dual channel AlGaN/GaN/InGaN/GaN MOSHEMT (Metal Oxide …

Optimizing Bio-sensor Design with Support Vector Regression Technique for AlGaN/GaN MOSHEMT

A Kumar, A Varghese, D Kalra, S Pancholi… - IEEE Sensors …, 2023 - ieeexplore.ieee.org
This letter introduces a novel approach using support vector regression (SVR) for sensitivity
modeling of gallium nitride (GaN) metal oxide semiconductor (MOS)–high electron mobility …