Thermal diffusivity
= Thermal diffusivity
{title2=$\kappa$}
{wiki}
Thermal diffusivity is $\kappa=k/(\rho c_p)$, the ratio of <thermal conductivity> to volumetric <heat capacity>. It sets the diffusion length $\sqrt{\kappa t}$ over time $t$.
= Thermal diffusivity
{title2=$\kappa$}
{wiki}
Thermal diffusivity is $\kappa=k/(\rho c_p)$, the ratio of <thermal conductivity> to volumetric <heat capacity>. It sets the diffusion length $\sqrt{\kappa t}$ over time $t$.