[HTML][HTML] Physics-informed deep learning for solving phonon Boltzmann transport equation with large temperature non-equilibrium

R Li, JX Wang, E Lee, T Luo - npj Computational Materials, 2022 - nature.com
Phonon Boltzmann transport equation (BTE) is a key tool for modeling multiscale phonon
transport, which is critical to the thermal management of miniaturized integrated circuits, but …

Boltzmann transport equation based modeling of phonon heat conduction: progress and challenges

S Mazumder - Annual Review of Heat Transfer, 2021 - dl.begellhouse.com
Heat conduction in crystalline materials occurs primarily due to propagating vibrational
waves, quantized as phonons. At submicron scales, the phonon mean free paths are often …

Nonequilibrium electron and phonon dynamics in advanced concept solar cells

R Hathwar, Y Zou, C Jirauschek… - Journal of Physics D …, 2019 - iopscience.iop.org
The realization of advanced concept solar cells that circumvent assumptions inherent in the
Shockley–Queisser limit depends strongly on a competition between carrier energy …

Superior performance of 5-nm gate length GaN nanowire nFET for digital logic applications

Y Chu, SC Lu, N Chowdhury… - IEEE Electron …, 2019 - ieeexplore.ieee.org
We investigate the performance of 5-nm gate length GaN nMOS nanowire field effect
transistor (GaN-NWnFET) of various geometrical shapes, around the limits of cross-sectional …

Exploring the stability of gold nanoparticles by experimenting with adsorption interactions of nanomaterials in an undergraduate lab

CF Lee, PY You, YC Lin, TL Hsu… - Journal of Chemical …, 2015 - ACS Publications
The proposed experiment can help students to understand the factors involved in the
stability of gold nanoparticles (Au NPs) by exploring the adsorption interaction between Au …

Role of non-uniform channel doping in improving the nanoscale JL DG MOSFET reliability against the self-heating effects

H Ferhati, F Douak, F Djeffal - Superlattices and Microstructures, 2017 - Elsevier
In this paper, a new hybrid approach by combining numerical investigation and Support
Vector Machines (SVMs) classifier is proposed to study the thermoelectric performance of …

Increase of self-heating effects in nanodevices induced by surface roughness: A full-quantum study

MG Pala, A Cresti - Journal of Applied Physics, 2015 - pubs.aip.org
We present a full-quantum approach to investigate self-heating effects in nanoelectronic
devices and exploit it to simulate rough nanowire field-effect transistors. Self-heating is …

Electronic and thermal transport study of sinusoidally corrugated nanowires aiming to improve thermoelectric efficiency

KH Park, PN Martin, U Ravaioli - Nanotechnology, 2015 - iopscience.iop.org
Improvement of thermoelectric efficiency has been very challenging in the solid-state
industry due to the interplay among transport coefficients which measure the efficiency. In …

Electro-thermal simulation based on coupled Boltzmann transport equations for electrons and phonons

TTT Nghiêm, J Saint-Martin, P Dollfus - Journal of Computational …, 2016 - Springer
To study the thermal effect in nano-transistors, a simulator solving self-consistently the
Boltzmann transport equations for both electrons and phonons has been developed. It has …

Electronic transport and thermopower in 2D and 3D heterostructures—A theory perspective

AK Majee, A Kommini, Z Aksamija - Annalen der Physik, 2019 - Wiley Online Library
The impact of interfaces and heterojuctions on the electronic and thermoelectric transport
properties of materials is discussed herein. Recent progress in understanding electronic …