Analysis of AlGaN/GaN HEMT and its operational improvement using a grated gate field plate

AM Bhat, N Shafi, C Sahu, C Periasamy - Journal of Electronic Materials, 2021 - Springer
This paper investigates the DC and RF performance of a gate field plate (GFP) and
proposed grated gate field plate (GGFP) AlGaN/GaN high electron mobility transistor …

Access region stack engineering for mitigation of degradation in algan/gan hemts with field plate

S Bordoloi, A Ray, G Trivedi - IEEE Transactions on Device and …, 2022 - ieeexplore.ieee.org
Electric field in a device varies as it switches between ON and OFF states. These states have
different intensities of electric field and carrier density. The regions having high electric field …

Introspection into reliability aspects in AlGaN/GaN HEMTs with gate geometry modification

S Bordoloi, A Ray, G Trivedi - IEEE Access, 2021 - ieeexplore.ieee.org
Reliability enhancement of AlGaN/GaN HEMT is a significant thrust area due to rapidly
improving material and processing technology. In this paper, a detailed analysis of gate …

Design and analysis of a field plate engineered high electron mobility transistor for enhanced performance

AM Bhat, N Shafi, R Poonia, C Periasamy - Journal of Electronic Materials, 2022 - Springer
In this paper, the impact of drain drift region and vertical scaling on breakdown performance
is investigated through exhaustive technology computer-aided design simulations. The …

Improving thermal effects and reduction of self-heating phenomenon in AlGaN/GaN/Si based HEMT

M Hosseinzadeh Sani, S Khosroabadi - Journal of Electronic Materials, 2021 - Springer
In this paper, we reduce the self-heating effects of high-electron-mobility transistors (HEMT)
by using changes in material and structure. In the first step, the 6H-SiC layer is used both as …

Transistor GaN sur Si 200mm compatible CMOS pour l'amplification de puissance en bande Ka: optimisation de l'empilement de grille

A Chanuel - 2022 - theses.hal.science
La brique de grille des transistors GaN nécessite un dimensionnement plus compact avec
une longueur plus courte (Lg~ 150 nm) et une barrière plus fine (< 10 nm) pour le …

Investigation of AlGaN/GaN HEMT Device Performance with Variation of GaN Cap Layer Thickness along with Do** Concentration

EB Prakash, V Maitra, AP Dadi, A Ray… - 2024 15th …, 2024 - ieeexplore.ieee.org
In this paper, the AIGaN/GaN HEMT without and with GaN cap layer (G_cap) along with
variation in its thickness (d_GaN) and do** concentration was presented. It is observed …

Numerical analysis of the Impact of Gate Geometry variations on the Reliability of AlGaN/GaN HEMT

S Bordoloi, A Ray, G Trivedi - 2021 IEEE 4th International …, 2021 - ieeexplore.ieee.org
Converse piezoelectric strain leads to degradations such as structural deformation, creation
of traps, etc. in AlGaN/GaN high electron mobility transistors (HEMTs). In this paper, an …

Effect of Buried depth, Thickness of Channel and Gate length on Breakdown Voltage in AlGaN/GaN HEMT

AP Dadi, EB Prakash, V Maitra, A Ray… - … on Internet of …, 2024 - ieeexplore.ieee.org
In this work, effect of conventional AlGaN/GaN HEMT with non recessed channel (NR-
HEMT) on breakdown voltage is presented for different depth of buried region and thickness …

Design and Analysis of Dual AIN/SiN Passivation Layer for Mitigation

AK Chaturvedi, P Barman, A Ray - … in Internet of Things (IoT): Key …, 2025 - books.google.com
Nowadays, high power and high frequency devices have various reliability issues due to
which their performance is limited. The main cause is self-heating in gate drain region and E …