Challenges and opportunities for high-power and high-frequency AlGaN/GaN high-electron-mobility transistor (HEMT) applications: A review

M Haziq, S Falina, AA Manaf, H Kawarada, M Syamsul - Micromachines, 2022 - mdpi.com
The emergence of gallium nitride high-electron-mobility transistor (GaN HEMT) devices has
the potential to deliver high power and high frequency with performances surpassing …

Robust approach towards wearable power efficient transistors with low subthreshold swing

E Elahi, M Suleman, S Nisar, PR Sharma… - Materials Today …, 2023 - Elsevier
For emerging wearable chip-based electronics, power loss is a critical concern for micro-
nano electronic circuits due to high subthreshold swing (SS) value of 60 mV dec− 1 for the …

Ti3C2Tx MXene van der Waals Gate Contact for GaN High Electron Mobility Transistors

C Wang, X Xu, S Tyagi, PC Rout… - Advanced …, 2023 - Wiley Online Library
Gate controllability is a key factor that determines the performance of GaN high electron
mobility transistors (HEMTs). However, at the traditional metal‐GaN interface, direct …

Explicit Thermal Resistance Model of Self-Heating Effects of AlGaN/GaN HEMTs with Linear and Non-Linear Thermal Conductivity

S Chakraborty, W Amir, JW Shin, KY Shin, CY Cho… - Materials, 2022 - mdpi.com
We presented an explicit empirical model of the thermal resistance of AlGaN/GaN high-
electron-mobility transistors on three distinct substrates, including sapphire, SiC, and Si. This …

Reliability Assessment of On-Wafer AlGaN/GaN HEMTs: The Impact of Electric Field Stress on the Mean Time to Failure

S Chakraborty, TW Kim - Micromachines, 2023 - mdpi.com
We present the mean time to failure (MTTF) of on-wafer AlGaN/GaN HEMTs under two
distinct electric field stress conditions. The channel temperature (Tch) of the devices exhibits …

New Methodology for Parasitic Resistance Extraction and Capacitance Correction in RF AlGaN/GaN High Electron Mobility Transistors

S Chakraborty, W Amir, HM Kwon, TW Kim - Electronics, 2023 - mdpi.com
This paper presents a novel approach to the efficient extraction of parasitic resistances in
high electron mobility transistors (HEMTs). The study reveals that the gate resistance value …

Impact of Charge-Trap** Effects on Reliability Instability in AlxGa1−xN/GaN High-Electron-Mobility Transistors with Various Al Compositions

W Amir, S Chakraborty, HM Kwon, TW Kim - Materials, 2023 - mdpi.com
In this study, we present a detailed analysis of trap** characteristics at the AlxGa1−
xN/GaN interface of AlxGa1− xN/GaN high-electron-mobility transistors (HEMTs) with …

A novel AlGaN/GaN transient voltage suppression diode with bidirectional clamp capability

Z He, Y Shi, Y Huang, Y Chen, H Wang, L Wang, G Lu… - Micromachines, 2022 - mdpi.com
This work proposes a novel AlGaN/GaN transient voltage suppression (TVS) diode (B-TVS-
D) with bidirectional clamp capability, which consists of a small-size AlGaN/GaN monolithic …

Effect of tensile and compressive strain on the gate leakage current and inverse piezoelectric effect in AlGaN/GaN HEMT devices

Y Zhang, H Zhu, X Liu, Z Zhang, C Xu, K Ren… - Applied Physics …, 2024 - pubs.aip.org
The influence of external strain on the gate leakage current of AlGaN/GaN high-electron-
mobility transistors was studied. The magnitude of the leakage current increased by 39 …

Leakage Current Minimization of TiO-Based Metal–Insulator–Metal Capacitors Using High-Work-Function InO and VOTEXPRESERVE4 Ultrathin Interlayers

JJ Chung, SJ Kim, JW Shim - IEEE Transactions on Electron …, 2023 - ieeexplore.ieee.org
High capacitance and low leakage current of capacitors are crucial for scaling down
dynamic random access memory (DRAM). In this study, high-work-function (WF) indium …