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 …

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 …

A highly sensitive Nano Gap Embedded AlGaN/GaN HEMT sensor for Anti-IRIS antibody detection

R Poonia, AM Bhat, C Periasamy, C Sahu - Micro and Nanostructures, 2022 - Elsevier
This study investigates the feasibility of Nano gap embedded AlGaN/GaN HEMT to sense
antibody-antigen reaction. The sensor can detect the binding response of a typical antibody …

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 …

Sensing metrics of a dual-cavity single-gate MOSHEMT

A Dastidar, TK Patra, SK Mohapatra, M Braim… - Journal of the Korean …, 2023 - Springer
This paper presents the simulation study of the impact of dielectric modulation on the
characteristics of a single-gate single-cavity and a single-gate dual-cavity AlGaN/GaN …

Performance Assessment of AlGaN/GaN HEMT for Human Serum Albumin Detection using Charge Deduction Methodology

R Poonia, C Periasamy, AM Bhat… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
This article investigates the applicability of an open-gated high-electron-mobility transistor
(HEMT) as a biosensing platform for human serum albumin (HSA). The 3 …

Sensitivity estimation of biosensor in a tapered cavity MOSHEMT

A Dastidar, TK Patra, SK Mohapatra, KP Pradhan… - Physica …, 2024 - iopscience.iop.org
The present research provides a comprehensive investigation of the structural modification
at the cavity under the gate (CUG) on the metal oxide semiconductor high electron mobility …

Sensitivity improvement in gate engineered technique dielectric modulated GaN MOSHEMT with InGaN notch for label-free biosensing

GS Mishra, N Mohankumar… - Engineering Research …, 2024 - iopscience.iop.org
This paper focuses on the impact of gate-engineered dielectric-modulated GaN MOSHEMT
with InGaN notch on sensitivity enhancement for label-free biosensing. The novelty of this …

Impact of tapered dielectric on a gallium nitride metal oxide semiconductor high electron mobility transistor (MOSHEMT) towards biosensing applications

A Dastidar, TK Patra - Micro and Nanoelectronics Devices, Circuits and …, 2022 - Springer
This paper presents the sensitivity analysis of an AlGaN/GaN single gate MOSHEMT with a
tapered high-κ dielectric with a cavity under the gate for neutral biomolecules. The device …