Gallium nitride as an electromechanical material

M Rais-Zadeh, VJ Gokhale, A Ansari… - Journal of …, 2014 - ieeexplore.ieee.org
Gallium nitride (GaN) is a wide bandgap semiconductor material and is the most popular
material after silicon in the semiconductor industry. The prime movers behind this trend are …

Analysis of 2D transport and performance characteristics for lateral power devices based on AlGaN alloys

ME Coltrin, AG Baca, RJ Kaplar - ECS Journal of Solid State …, 2017 - iopscience.iop.org
Predicted lateral power device performance as a function of alloy composition is
characterized by a standard lateral device figure-of-merit (LFOM) that depends on mobility …

[HTML][HTML] Transport and breakdown analysis for improved figure-of-merit for AlGaN power devices

ME Coltrin, RJ Kaplar - Journal of Applied Physics, 2017 - pubs.aip.org
Mobility and critical electric field for bulk Al x Ga 1-x N alloys across the full composition
range (0≤ x≤ 1) are analyzed to address the potential application of this material system for …

[HTML][HTML] A hybrid simulation technique for electrothermal studies of two-dimensional GaN-on-SiC high electron mobility transistors

Q Hao, H Zhao, Y Xiao - Journal of Applied Physics, 2017 - pubs.aip.org
In this work, a hybrid simulation technique is introduced for the electrothermal study of a two-
dimensional GaN-on-SiC high electron mobility transistor. Detailed electron and phonon …

Forward current transport mechanisms in Ni/Au-AlGaN/GaN Schottky diodes

D Yan, J Jiao, J Ren, G Yang, X Gu - Journal of Applied Physics, 2013 - pubs.aip.org
The forward current transport mechanisms in Ni/Au-AlGaN/GaN Schottky diodes are studied
by temperature dependent current-voltage (TIV) measurements from 298 to 473 K. The zero …

Temperature-dependent dynamic degradation of carbon-doped GaN HEMTs

Y Gu, Y Wang, J Chen, B Chen… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Temperature-dependent dynamic degradation was investigated for C-doped GaN high
electron mobility transistor (HEMT) from 300 to 20 K. Pulsed IV measurements with various …

Electron mobility, Hall scattering factor, and sheet conductivity in AlGaN/AlN/GaN heterostructures

A Asgari, S Babanejad, L Faraone - Journal of Applied Physics, 2011 - pubs.aip.org
In this paper, we present a study of the effect of temperature on the two-dimensional electron
mobility, Hall scattering factor, and sheet conductivity, using a fully numerical calculation in …

[HTML][HTML] Device and material investigations of GaN enhancement-mode transistors for Venus and harsh environments

Q Xie, J Niroula, NS Rajput, M Yuan, S Luo… - Applied Physics …, 2024 - pubs.aip.org
This Letter reports the device and material investigations of enhancement-mode p-GaN-gate
AlGaN/GaN high electron mobility transistors (HEMTs) for Venus exploration and other …

A comprehensive model and numerical analysis of electron mobility in GaN-based high electron mobility transistors

I Berdalovic, M Poljak, T Suligoj - Journal of applied physics, 2021 - pubs.aip.org
GaN-based heterostructures have been used in high-power radio frequency applications for
a number of years due to the wide bandgap of GaN and high values of spontaneous and …

Theoretical prediction of mobility improvement in GaN-based HEMTs at high carrier densities

I Berdalovic, M Poljak, T Suligoj - IEEE transactions on electron …, 2023 - ieeexplore.ieee.org
In this article, we use a semiclassical low-field mobility modeling framework, which includes
all relevant scattering mechanisms, to examine the dependence of electron mobility on 2-D …