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Keywords: thermal diffusion
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Journal Articles
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. February 2020, 142(2): 022104.
Paper No: HT-19-1233
Published Online: December 9, 2019
... and concentration distributions due to full multicomponent diffusion and thermal diffusion. Meanwhile, the in-house UDFs' source code is programmed for solving diffusivities and essential thermophysical properties. After compiling and linking the source code with the numerical model, a pressure-based SIMPLE...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Radiative Heat Transfer
J. Heat Mass Transfer. June 2012, 134(6): 062701.
Published Online: May 2, 2012
...N. Ahmed An exact solution to the problem of MHD transient free convection and mass transfer flow of a viscous, incompressible, and electrically conducting fluid past a suddenly started infinite vertical plate taking into account the thermal diffusion as well as the thermal radiation is presented...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. April 2012, 134(4): 042601.
Published Online: January 26, 2012
..., and Lewis number is discussed for a wide range of values of these parameters. 24 02 2010 11 03 2011 26 01 2012 26 01 2012 convection flow through porous media mass transfer melting non-Newtonian flow non-Newtonian fluids thermal diffusion mixed convection melting...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. March 2012, 134(3): 031013.
Published Online: January 18, 2012
... dependance upon the double diffusive parameters has been explored in the case of vertical layers. The consequences on the stability problem in horizontal layers have been analyzed and the influence of the model parameters have been assessed. Influence of the thermal diffusivity ratio ɛ T...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. January 2012, 134(1): 011301.
Published Online: November 18, 2011
... of the singularity of the thermal field and heat flux near the contact point. From the computationally determined heat transfer during the collision, a closed-form formula is developed to predict the heat transfer as a function of the Fourier number, the thermal diffusivity ratio, and the thermal conductivity ratio...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. November 2011, 133(11): 112602.
Published Online: September 19, 2011
... conductivity thermal diffusion two-phase flow There are two kinds of models to investigate thermal behavior of conduction and convection within a porous medium, namely, the so-called thermal equilibrium (single phase) model and thermal nonequilibrium (two phase) model. The local thermal equilibrium...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. August 2011, 133(8): 081601.
Published Online: May 2, 2011
... that high thermal conductivity contrast between film and substrate is essential for making accurate measurements. Parker , W. J. , Jenkins , R. J. , Abbott , G. L. , and Butler , C. P. , 1961 , “ Flash Method of Determining Thermal Diffusivity, Heat Capacity, and Thermal...
Journal Articles
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. December 2010, 132(12): 121302.
Published Online: September 22, 2010
...Peter Vadasz The Kirchhoff transformation is the classical method of solution to the nonlinear thermal diffusion problem with temperature dependent properties. It essentially converts the nonlinear problem into a linear one if the thermal diffusivity is approximately constant. Unfortunately...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. October 2010, 132(10): 102301.
Published Online: July 23, 2010
... alloys pattern formation segregation slurries solidification thermal diffusion tin alloys two-phase flow solidification front tracking binary alloy Solidification of a binary alloy is a very complex multiscale phenomenon where a two-phase solid-liquid region, referred...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. August 2010, 132(8): 084501.
Published Online: June 4, 2010
...Andrew C. Lysaght; Wilson K. S. Chiu Thermal diffusion, the process by which a multicomponent mixture develops a concentration gradient when exposed to a temperature gradient, has been studied in order to understand if its inclusion is warranted in the modeling of single-wall carbon nanotubes...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. May 2010, 132(5): 052201.
Published Online: March 5, 2010
... the steady state condition and increases the local and average Nusselt number. The duration of the transient increases with the increment of the Ekman number and disk thickness, and the reduction in the thermal diffusivity of the disk material. 26 11 2008 24 07 2009 05 03 2010 05 03 2010...
Journal Articles
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. July 2009, 131(7): 072101.
Published Online: May 1, 2009
...A. V. Gusarov; I. Yadroitsev; Ph. Bertrand; I. Smurov A model for coupled radiation transfer and thermal diffusion is proposed, which provides a local temperature field. Single-line scanning of a laser beam over a thin layer of metallic powder placed on a dense substrate of the same material...
Journal Articles
Publisher: ASME
Article Type: Technical Briefs
J. Heat Mass Transfer. October 2008, 130(10): 104504.
Published Online: August 7, 2008
... is the permeability, g is the acceleration due to gravity, α and D are the thermal and solutal diffusivities of the medium, k is the thermal diffusion ratio, C p is the specific heat at constant pressure, and C s is the concentration susceptibility. The suffix...
Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Heat Mass Transfer. September 2008, 130(9): 092402.
Published Online: July 10, 2008
... relations semiconductor thin films silicon temperature distribution thermal conductivity thermal diffusion conduction phonon lattice Boltzmann thermal conductivity The past decades have seen the development of advanced integrated circuit fabrication techniques that allow increasingly...