Thermal resistivity of adjacent non-metallic material.

Symbol
$\rho_{\mathrm{ki}}$
Unit
K.m/W
Formulae
$\frac{\rho_{\mathrm{k2}}}{2} + \frac{\rho_{\mathrm{k3}}}{2}$
Related
$\rho_{\mathrm{k2}}$
$\rho_{\mathrm{k3}}$
Used in
$A_{\mathrm{k}}$
$B_{\mathrm{k}}$