Metal viscoplasticity with two-temperature thermodynamics and two dislocation densities
Sign Up to like & getrecommendations! Published in 2018 at "Continuum Mechanics and Thermodynamics"
DOI: 10.1007/s00161-017-0606-6
Abstract: Posed within the two-temperature theory of non-equilibrium thermodynamics, we propose a model for thermoviscoplastic deformation in metals. We incorporate the dynamics of dislocation densities–mobile and forest—that play the role of internal state variables in the… read more here.
Keywords: dislocation densities; deformation; two temperature; thermodynamics ... See more keywords
Refined two-temperature multi-phase-lags theory for thermomechanical response of microbeams using the modified couple stress analysis
Sign Up to like & getrecommendations! Published in 2018 at "Acta Mechanica"
DOI: 10.1007/s00707-018-2172-9
Abstract: This article presents a refined two-temperature multi-phase-lags thermoelasticity theory for the thermomechanical response of microbeams. The modified couple stress theory has been developed to capture the size effect in the small-size investigation. The microbeam is… read more here.
Keywords: temperature; couple stress; two temperature; phase lags ... See more keywords
Transport Coefficients of Two-temperature Lithium Plasma for Space Propulsion Applications
Sign Up to like & getrecommendations! Published in 2017 at "Plasma Chemistry and Plasma Processing"
DOI: 10.1007/s11090-017-9837-3
Abstract: Lithium has been proposed as an attractive metal propellant for advanced electric propulsion. In our current work, transport coefficients including the viscosity, thermal conductivity, and electrical conductivity of lithium plasma under both the equilibrium and… read more here.
Keywords: two temperature; transport coefficients; lithium; lithium plasma ... See more keywords
Structural Integrity Analysis of Two Over-Temperature Methanation Furnaces
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Failure Analysis and Prevention"
DOI: 10.1007/s11668-019-00591-4
Abstract: Two methanation furnaces each had two over-temperature faults. The shell deformation degree, hydrogen cracking, and the microstructure and property of the shell material were analyzed through on-site inspection and simulation experiments. Considering the effects of… read more here.
Keywords: temperature methanation; analysis; methanation furnaces; methanation ... See more keywords
Response of Semiconductor Medium of Variable Thermal Conductivity Due to Laser Pulses with Two-Temperature through Photothermal Process
Sign Up to like & getrecommendations! Published in 2019 at "Silicon"
DOI: 10.1007/s12633-018-0062-3
Abstract: A novel model of variable thermal conductivity of semiconductor medium in two-temperature theory is studied. The Photothermal excitation due to laser pulses is investigated. The governing equations have been studied under three theories in generalized… read more here.
Keywords: variable thermal; semiconductor medium; thermal conductivity; two temperature ... See more keywords
A two-temperature thermo-microstretch elastic solid with Coriolis acceleration in the context of the three different theories
Sign Up to like & getrecommendations! Published in 2019 at "Indian Journal of Physics"
DOI: 10.1007/s12648-019-01574-9
Abstract: The theory of generalized thermoelasticity with two temperatures is employed to study the problem of two-dimensional disturbances in thermo-microstretch elastic solid under the effect of the magnetic field and rotation. The formulation of the problem… read more here.
Keywords: context three; coriolis acceleration; thermo microstretch; two temperature ... See more keywords
On a generalized non-local two-temperature heat transfer DAE modeling/simulation methodology for metal-nonmetal thermal inter-facial problems
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Heat and Mass Transfer"
DOI: 10.1016/j.ijheatmasstransfer.2019.04.067
Abstract: Abstract With the increasing demand of electronic devices at micro-/nano-scales, the numerical modeling of metal-nonmetal thermal inter-facial problems is one of the most important and necessary aspects for the design of these devices at small… read more here.
Keywords: two temperature; methodology; metal nonmetal; heat ... See more keywords
Generalized Two-Temperature Model for Coupled Phonons in Nanosized Graphene.
Sign Up to like & getrecommendations! Published in 2017 at "Nano letters"
DOI: 10.1021/acs.nanolett.7b02926
Abstract: The design of graphene-based composite with high thermal conductivity requires a comprehensive understanding of phonon coupling in nanosized graphene. We extended the two-temperature model to coupled groups of phonons. The study give new physical quantities,… read more here.
Keywords: two temperature; temperature model; model coupled; nanosized graphene ... See more keywords
Thermal-stress analysis of a damaged solid sphere using hyperbolic two-temperature generalized thermoelasticity theory
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-82127-1
Abstract: This work aims to study the influence of the rotation on a thermoelastic solid sphere in the context of the hyperbolic two-temperature generalized thermoelasticity theory based on the mechanical damage consideration. Therefore, a mathematical model… read more here.
Keywords: temperature; theory; solid sphere; hyperbolic two ... See more keywords
Two temperature model for thermoacoustic sound generation in thick porous thermophones
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Physics"
DOI: 10.1063/1.5121395
Abstract: Thermoacoustic sound generation offers a promising wideband alternative to mechanically driven loudspeakers. Over the past decade, the development of nanomaterials with new physicochemical properties promoted wide interest in thermophone technology. Indeed, several thermophone structures based… read more here.
Keywords: thick porous; thermophone; sound generation; thermoacoustic sound ... See more keywords
A novel theory of generalized thermoelasticity based on thermomass motion and two-temperature heat conduction
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Thermal Stresses"
DOI: 10.1080/01495739.2020.1838247
Abstract: Abstract The present paper constructs a new theory of two-temperature generalized thermoelasticity based on thermomass motion consideration. The governing equations of the theory are formulated for heterogeneous, anisotropic, and homogenous materials. Moreover, the uniqueness theorem… read more here.
Keywords: motion; temperature; theory; thermomass ... See more keywords