Two-temperature semiconductor model photomechanical and thermal wave responses with moisture diffusivity process

A Alhashash, ES Elidy, AA El-Bary, RS Tantawi, K Lotfy - Crystals, 2022 - mdpi.com
In the context of the two-temperature thermoelasticity theory, a novel mathematical–physical
model is introduced that describes the influence of moisture diffusivity in the semiconductor …

[HTML][HTML] Photoacoustic impact of nanostructure magneto-semiconductor material with stability study

HM Alshehri, K Lotfy, AMS Mahdy, NA Yaseen… - Results in Physics, 2024 - Elsevier
This work explores the complex interactions of magnetic fields, photothermal effects,
thermoelasticity theory, and acoustic pressure in a nonlocal semiconductor medium. These …

Photothermal excitation process in semiconductor materials under the effect moisture diffusivity

S El-Sapa, K Lotfy, ES Elidy, A El-Bary, RS Tantawi - Silicon, 2023 - Springer
A novel technique is used to study the moisture diffusivity influence in the free surface of an
elastic semiconductor medium according to a one-dimensional (1D) deformation. The …

A novel model of nonlocal photoacoustic and plasmaelastic heated by laser pulsed excitation of nanoscale semiconductor medium

K Lotfy, A El-Bary, S Daoud, MH Ahmed, M Allan - Physics of Fluids, 2024 - pubs.aip.org
The study takes into account the diffusion of photo-excited carriers in the presence of a laser
pulse and theoretically investigates photoacoustic wave propagation in the thermoelastic …

[HTML][HTML] A novel model of microelongation thermomechanical photoacoustic waves in excited semiconductor materials

AM Alshehri, K Lotfy, E Ibrahim - Results in Physics, 2024 - Elsevier
In this study, we discussed the photothermal effect on a microelongated thermoelastic plate
under the influence of acoustic pressure. This study is very important in many fields and has …

The influences of the hyperbolic two-temperatures theory on waves propagation in a semiconductor material containing spherical cavity

A Hobiny, I Abbas, M Marin - Mathematics, 2022 - mdpi.com
This article focuses on the study of redial displacement, the carrier density, the conductive
and thermodynamic temperatures and the stresses in a semiconductor medium with a …

Moisture photo-thermoelasticity diffusivity in semiconductor materials: A novel stochastic model

A Alenazi, A Ahmed, AA El-Bary, RS Tantawi, K Lotfy - Crystals, 2022 - mdpi.com
A unique methodology due to the effect of stochastic heating is utilized to study the Moisture
Diffusivity influence of an elastic semiconductor medium under the effect of photo …

Thermoelastic Waves Propagation through Semiconductor Nanostructure by a Ramp Heat Source

SM Abo-Dahab, A Jahangir, ES Elidy, MD Albalwi… - Silicon, 2024 - Springer
In this article, elastic waves propagating through a semi-conducting nanostructure solid are
investigated. A mathematical model representing the phenomenon is formulated using …

A novel photo elasto-thermodiffusion waves with electron-holes in semiconductor materials with hyperbolic two temperature

MH Raddadi, K Lotfy, ES Elidy, A El-Bary, RS Tantawi - Crystals, 2022 - mdpi.com
In this paper, a novel mathematical—physical model of the generalized elasto-
thermodiffusion (hole/electron interaction) waves in semiconductor materials is studied …

[HTML][HTML] A nonlocal photoacoustic effect with variable thermal conductivity of semiconductor material subjected to laser heat source

HM Alshehri, K Lotfy, MH Raddadi, AA El-Bary - Results in Physics, 2024 - Elsevier
This study explores the behavior of laser-exposed photo-excited carriers, investigating the
propagation of photoacoustic waves in the thermoelastic domain. It also delves into the …