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

Table 2 Nusselt number values for wall temperatures with permeability = 1.4683 × 10⁻⁹ and 1/Da = 2.8605 × 10⁶

Plate temperature T_w (K)	RaK	Nu	Nu_avg	Nu/RaK^0.5	Nu/RaK^0.5 [[1, 2, 3-, 4]]
303	69.5325	3.6319	6.6569	0.4356	≈0.44
313	139.0649	5.0880	8.959	0.4315	0.44
323	208.5974	6.2634	10.5969	0.4337	0.44
333	278.1298	7.2200	11.8779	0.4329	0.44
353	417.2597	8.8231	13.8479	0.4320	0.44
373	556.2597	10.1248	15.3437	0.43	0.44

Diameter of glass bead (porous media) = 1 mm, length of plate = 0.1 m, permeability = 1.4683 × 10⁻⁹, 1/Da = 2.8605 × 10⁶, T (ambient) = 293 K.