Automatic differentiable nonequilibrium Green's function formalism: An end-to-end differentiable quantum transport simulator

Z Zhouyin, X Chen, P Zhang, J Wang, L Wang - Physical Review B, 2023 - APS
The state-of-the-art first-principles quantum transport theory and modeling are based on
carrying out self-consistent atomistic calculations within the Keldysh nonequilibrium Green's …

Multilayer perceptron–random forest based hybrid machine learning–neural network model for GaN high electron mobility transistor's parameter estimations

A Mishra, S Raut, K Sehra, RP Singh… - … Journal of RF and …, 2022 - Wiley Online Library
This work presents an accurate, scalable, and efficient hybrid machine learning (ML) and
neural network (NN) model based, cross‐platform application to analyze and estimate …

[HTML][HTML] Hierarchical simulation of nanosheet field effect transistor: NESS flow

D Nagy, A Rezaei, N Xeni, T Dutta, F Adamu-Lema… - Solid-State …, 2023 - Elsevier
Nanosheet gate-all-around transistor devices have been an important contenders for future
technology nodes. Compared to FinFETs they have superior electrostatic control. The …

Tcad simulation of novel semiconductor devices

T Dutta, C Medina-Bailon, A Rezaei… - 2021 IEEE 14th …, 2021 - ieeexplore.ieee.org
Simulation of conventional and emerging electronic devices using Technology Computer
Aided Design (TCAD) tools has been an essential part of the semiconductor industry as well …

AD-NEGF: An End-to-End Differentiable Quantum Transport Simulator for Sensitivity Analysis and Inverse Problems

Y Zhou, X Chen, P Zhang, J Wang, L Wang… - arxiv preprint arxiv …, 2022 - arxiv.org
Since proposed in the 70s, the Non-Equilibrium Green Function (NEGF) method has been
recognized as a standard approach to quantum transport simulations. Although it achieves …

The study of electron mobility on ultra-scaled silicon nanosheet FET

T Liu, A Rezaei, K Yang, X Fan, P Acharya… - Physica …, 2024 - iopscience.iop.org
The nanosheet FET (NSFET) is the successor to FinFET, and its mobility significantly affects
device performance. In this paper, we investigate the impact of phonon (ph) and surface …

Density gradient based quantum-corrected 3D drift-diffusion simulator for nanoscale MOSFETs

T Dutta, C Medina-Bailon, N Xeni… - 2021 IEEE 16th …, 2021 - ieeexplore.ieee.org
In this work, we have developed a solver for the three-dimensional density gradient (DG)
equation which is used to apply quantum corrections (QC) to the classical drift-diffusion (DD) …

[HTML][HTML] Statistical device simulations of III-V nanowire resonant tunneling diodes as physical unclonable functions source

A Rezaei, P Maciazek, A Sengupta, T Dutta… - Solid-State …, 2022 - Elsevier
In this paper, utilising the non-equilibrium Green's function (NEGF) formalism within the new
device simulator NESS (Nano-Electronic Software Simulator) developed at the University of …

Navigating the Nexus: Exploring the Fusion of AI and Nanotechnology for Cutting-Edge Advances

SV Izanker, A Dhole, P Kumar - 2023 1st DMIHER International …, 2023 - ieeexplore.ieee.org
The convergence of artificial intelligence (AI) and nanotechnology has initiated a
transformative journey, introducing innovative possibilities across various fields. This review …

Predictive Simulation of Nanosheet Transistors Including the Impact of Access Resistance

T Dutta, F Adamu-Lema, N Xeni… - … on Simulation of …, 2024 - ieeexplore.ieee.org
In this work we present a hierarchical computational approach to study the impact of
source/drain access resistance in nanosheet transistors at the 3nm technology node and …