quantitykind:KinematicViscosityOrDiffusionConstantOrThermalDiffusivity
URI: http://qudt.org/vocab/quantitykind/KinematicViscosityOrDiffusionConstantOrThermalDiffusivity
ratio of the dynamic viscosity and the density of a material measured at the same temperature, or ratio of the diffusion current density and carrier density gradient, or ratio of thermal conductivity divided by heat capacity