Dual Solutions and Stability Analysis of Cu-H₂O-Casson Nanofluid Convection past a Heated Stretching/Shrinking Slippery Sheet in a Porous Medium

Table 1

Thermophysical properties of H₂O, Casson’s fluid, and Cu.

Properties	H2O	Casson’s fluid	Cu
Density, (kg.m^-3)	997.1	1060	8933
Thermal conductivity, (W.m^-1.K^-1)	0.613	0.505	401
Specific heat, (J.kg^-1.K)	4179	3490	385