Table 3.

Thermophysical properties of the working fluid and substrate material³⁷.

Material	$\rho (\text{kg}/{\text{m}}^3)$	$c_p(\text{J}/\text{kg}\text{K})$	k (W/mK)	μ (kg/ms)
Water	998.2	4184	0.6	0.0010016
Copper	8933	385	401	***