Numerical Prediction of Heat Transfer Characteristics of Nanofluids in a Minichannel Flow

Table 1

Thermophysical properties of Al₂O₃ nanofluids of different concentrations.

Fluid	Density; (kg/m^3)	Specific heat; (J/kg·K)	Thermal conductivity; (W/m·K)		Viscosity; (Pa·s)
Water	997.13	4179	0.605		0.00089
𝛾 Al2O3	3970	765	40		—
Fluid	Density; (kg/m^3)	Specific heat; (J/kg·K)	Thermal conductivity; (W/m·K)		Viscosity; (Pa·s)
			Without Brownian motion	With Brownian motion
Water + 2% 𝛾-Al2O3	1056.6	3922	0.6404	0.6944	0.00093
Water + 3% 𝛾-Al2O3	1086.3	3805	0.6585	0.7072	0.00096