... 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...

... 14, 2013. Assoc. Editor: Giulio Lorenzini. 12 10 2012 06 06 2013 This investigation deals with thermal diffusion and diffusion thermo effects on the peristaltic flow of a Sisko fluid in an asymmetric channel. The mode of dissipative heat transfer is taken into account...

...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...

.... 12 05 2011 28 09 2011 16 02 2012 16 02 2012 boundary layers convection external flows magnetohydrodynamics Maxwell equations non-Newtonian flow non-Newtonian fluids thermal diffusion MHD effect Soret and Dufour effects nonlinear analysis The interest...

..., 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...

.... The case of double diffusive convection is presented in detail. 28 07 2010 24 06 2011 18 01 2012 18 01 2012 confined flow flow instability flow simulation flow through porous media mass transfer natural convection numerical analysis thermal diffusion double...

... 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...

... of constant heat flux walls. 27 01 2011 16 05 2011 19 09 2011 19 09 2011 boundary layers channel flow convection flow simulation flow through porous media metal foams nonequilibrium flow porosity thermal conductivity thermal diffusion two-phase flow porous media...

... at the points of inflexion of the wavy surface. Clearly, the raise and fall in local heat fluxes are sensitive to the local temperature distribution which in turn is influenced by the varying surface geometry. Increasing S r amplifies thermal diffusion effect on concentration field, thereby enhancing...

... 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...

... 01 04 2011 01 04 2011 Fourier transforms Green's function methods heat conduction slabs thermal diffusion heat conduction finite domain fractional derivatives anomalous diffusion The classic one-dimensional transient heat conduction problem ( 1 2 3 4 5 6 7...

... transfer natural convection shear flow thermal diffusion free convection diffusion-thermo mass flux vertical channel symmetric boundary conditions Natural convective flow is caused by density differences induced by temperature gradients, chemical composition gradients, and material...

...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...

... 22 02 2010 23 07 2010 23 07 2010 convection dendrites flow simulation flow through porous media lead alloys pattern formation segregation slurries solidification thermal diffusion tin alloys two-phase flow solidification front tracking binary alloy...

...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...

... 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. A number of conclusions can be made based on the results...

...Kh. Abdul Maleque Considering the importance of mass transfer in a magnetohydrodynamic (MHD) convective flow, a numerical solution is obtained for a steady three-dimensional MHD convective mass transfer flow in an incompressible fluid due to a rotating disk with thermal diffusion. The governing...

...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...

... 2007 07 08 2008 flow through porous media mass transfer natural convection thermal diffusion free convection heat transfer mass transfer boundary layer Soret effect Dufour effect Darcy porous media Coupled heat and mass transfer phenomenon in porous media is gaining...

... 10 07 2008 ballistic transport elemental semiconductors flow simulation heat conduction lattice Boltzmann methods phonon dispersion relations semiconductor thin films silicon temperature distribution thermal conductivity thermal diffusion conduction phonon lattice Boltzmann...