Natural convection heat transfer of nanofluids along a vertical plate embedded in porous medium

Table 1 Nusselt number values for wall temperatures with permeability = 1.2 × 10⁻⁹ and 1/Da = 3.375 × 10⁶

Plate temperature T_w (K)	RaK	Nu	Nu_avg	Nu/RaK^0.5	Nu/RaK^0.5 [[1, 2, 3-, 4]]
333	235.7341	6.6866	11.1941	0.4355	≈0.44
353	353.6012	8.1777	13.1036	0.4349	0.44
373	471.4683	9.4101	14.5680	0.4344	0.44
393	589.3353	10.4920	15.7691	0.434	0.44

Diameter of glass bead (porous media) = 1 mm, length of plate = 0.1 m, permeability = 1.2 × 10⁻⁹, 1/Da = 3.375 × 10⁶, T (ambient) = 293 K.