Diffusivity, mass diffusivity or diffusion coefficient is usually written as the proportionality constant between the molar flux due to molecular diffusion...
14 KB (1,630 words) - 16:19, 6 June 2024
different mediums. Diffusivity may refer to: Thermal diffusivity, diffusivity of heat Diffusivity of mass: Mass diffusivity, molecular diffusivity (often called...
909 bytes (117 words) - 07:02, 18 August 2024
is the ratio of the shear component for diffusivity (viscosity divided by density) to the diffusivity for mass transfer D. It physically relates the relative...
7 KB (828 words) - 13:27, 11 September 2024
Fourier number (redirect from Fourier number for mass transfer)
can also be used in the study of mass diffusion, in which the thermal diffusivity is replaced by the mass diffusivity. The Fourier number is used in analysis...
7 KB (1,060 words) - 06:39, 15 August 2024
ratio of thermal diffusivity to mass diffusivity. It is used to characterize fluid flows where there is simultaneous heat and mass transfer. The Lewis...
5 KB (464 words) - 16:30, 27 July 2024
as transport properties such as viscosity, thermal conductivity and mass diffusivity. Due to the time reversibility of microscopic dynamics (microscopic...
51 KB (7,764 words) - 17:42, 22 September 2024
"smoothed out". Thermal diffusivity is a contrasting measure to thermal effusivity. In a substance with high thermal diffusivity, heat moves rapidly through...
12 KB (1,022 words) - 09:36, 5 July 2024
it to expand in all directions without rupture. Mass diffusivity: Ability of one substance to diffuse through another Plasticity: Ability of a material...
10 KB (1,148 words) - 05:36, 1 April 2024
mass transfer the Prandtl number is replaced by the Schmidt number, Sc, which expresses the ratio of the momentum diffusivity to the mass diffusivity...
1 KB (199 words) - 22:00, 4 December 2022
concentration for mass transfer, temperature for heat transfer), D is the diffusivity (also called diffusion coefficient), such as mass diffusivity for particle...
20 KB (2,726 words) - 11:45, 13 September 2024