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Electromagnetic Hall current and variable thermal conductivity influence for microtemperature photothermal excitation process of semiconductor material
Faculty
Science
Year:
2022
Type of Publication:
ZU Hosted
Pages:
Authors:
Khaled Lotfy Mohamed Azab
Staff Zu Site
Abstract In Staff Site
Journal:
Waves in Random and Complex Media Taylor and Francis
Volume:
Keywords :
Electromagnetic Hall current , variable thermal conductivity influence
Abstract:
In this article, the influence of variable thermal conductivity and Hall current is investigated for elastic semiconductor medium. The medium is linear and exposed to a very strong magnetic field when the thermal conductivity is taken as a linear function on temperature. The interaction between the external magnetic field and microelements (microstructure) of the elastic medium is studied. The microtemperature effect is generated in the context of the photothermal excitation processes. The overlapping between elasticmagnetic-plasma-thermal waves is discussed in one dimension (1D) for a semiconductor rod. The Laplace transform and specific map in 1D are used to solve the governing equations in microtemperature field. The exact solutions of the main physical quantities in this phenomenon are obtained analytically in the physical time domain. Some mechanical boundary conditions with thermal shock are applied at the free surface of the elastic medium in the context of recombination plasma process. The inversion of Laplace transform is used numerically to obtain the complete solutions of main physical quantities. Some comparisons are made under the influence of variable thermal conductivity in Hall current with microtemperature effect for the physical quantities that they displayed graphically and discussed theoretically
Author Related Publications
Khaled Lotfy Mohamed Azab, "Analytical solution of fractional order heat equation under the effects of variable thermal conductivity during photothermal excitation of spherical cavity of semiconductor medium", © 2019 Informa UK Limited, trading as Taylor & Francis Group, 2019
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Khaled Lotfy Mohamed Azab, "Thermal Ramp Type of Photo-Thermal Excitation in Hall Current and Variable Thermal Conductivity of Semiconductor Elastic Material", # Springer Nature B.V. 2020, 2020
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Khaled Lotfy Mohamed Azab, "Normal Mode Method for Two-Temperature Generalized Thermoelasticity under Thermal Shock Problem", Taylor & Francis, 2014
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Khaled Lotfy Mohamed Azab, "The effect of a magnetic field on a 2D problem of fibre-reinforced thermoelasticity rotation under three theories,", Chinese, 2014
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Khaled Lotfy Mohamed Azab, "Mode-I crack in a two-dimensional fibre-reinforced generalized thermoelastic problem,", Chinese, 2014
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