Results 11 to 20 of about 754,315 (292)

Thermodiffusion in binary liquids: the role of irreversibility [PDF]

open access: yes, 2013
We study thermal diffusion in binary mixtures in the framework of non-equilibrium thermodynamics. Our formal result displays the role of partial enthalpies and Onsager's generalized mobilities.
Würger, Alois
core   +2 more sources

A Thermo-electric Apparatus for Thermal Diffusivity and Thermal Conductivity Measurements

open access: yesEnergies, 2019
In this study, a one-dimensional heat transfer measurement device is developed based on the mathematical theory of the Angstrom method. To conform to the mathematical assumption, it is required that the device precisely controls the heat source to ...
Wen-Hua Zhang   +4 more
doaj   +1 more source

Performance improvement of a micro-structured gas separator utilizing the Soret effect

open access: yesJournal of Thermal Science and Technology, 2022
The Soret effect is a phenomenon in which the components of mixed fluids are separated by a temperature gradient. This study investigated a simple and low-cost technique for extracting high concentration hydrogen (H2) by utilizing the Soret effect in a ...
Takeshi KYODA   +4 more
doaj   +1 more source

A Reduced-Order Model of Heat Transfer Effects on the Dynamics of Bubbles [PDF]

open access: yes, 2002
The Rayleigh-Plesset equation has been used extensively to model spherical bubble dynamics, yet it has been shown that it cannot correctly capture damping effects due to mass and thermal diffusion.
Brennen, C. E.   +2 more
core   +1 more source

Coupling of thermal and mass diffusion in regular binary thermal lattice-gases [PDF]

open access: yes, 2001
We have constructed a regular binary thermal lattice-gas in which the thermal diffusion and mass diffusion are coupled and form two nonpropagating diffusive modes.
D. Dab   +18 more
core   +4 more sources

Discrimination of thermal diffusivity

open access: yesWorld Haptics 2009 - Third Joint EuroHaptics conference and Symposium on Haptic Interfaces for Virtual Environment and Teleoperator Systems, 2009
Materials such as wood or metal which are at equal temperatures are perceived to be of different 'coldness' due to differences in thermal properties, such as the thermal diffusivity. The thermal diffusivity of a material is a parameter that controls the rate with which heat is extracted from the hand when it touches an object of that material.
Wouter M. Bergmann Tiest   +1 more
openaire   +4 more sources

An Analytical Study of Adversely Affecting Radiation and Temperature Parameters on a Magnetohydrodynamic Elasto-viscous Fluid

open access: yesMathematical and Computational Applications, 2019
An investigation of how the velocity of elasto-viscous fluid past an infinite plate, with slip and variable temperature, is influenced by combined thermal-radiative diffusion effects has been carried out.
Nazish Shahid
doaj   +1 more source

Thermal instability in ionized plasma [PDF]

open access: yes, 2009
We study magnetothermal instability in the ionized plasmas including the effects of Ohmic, ambipolar and Hall diffusion. Magnetic field in the single fluid approximation does not allow transverse thermal condensations, however, non-ideal effects highly ...
A. Burkert   +27 more
core   +1 more source

One-dimensional analytical model for contaminant transport through CCL under thermal diffusion and its application

open access: yesYantu gongcheng xuebao, 2023
A one-dimensional analytical model as well as the analytical solution for the contaminant transport in compacted clay liner (CCL) is proposed. The dimensionless design curves show that the advection has significant effects on the contaminant transport in
ZHANG Chunhua 1, HUANG Jiangdong 1, LI Xiaozhou 1, XIE Haijian 2, CHEN Yun 3
doaj   +1 more source

Turbulent thermal diffusion of aerosols in geophysics and laboratory experiments [PDF]

open access: yes, 2004
We discuss a new phenomenon of turbulent thermal diffusion associated with turbulent transport of aerosols in the atmosphere and in laboratory experiments.
Buchholz, J.   +6 more
core   +4 more sources

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