Nanoparticles Nanofluidics 13 Nanofluids 8 Heat transfer 5 Heat transfer coefficients 5 Friction 4 Numerical methods 4 Ordinary differential equations 4 Reynolds number 4 heat transfer 4 Alumina 3 Aluminum oxide 3 Boundary conditions 3 Entropy 3 Entropy generation 3 Finite volume method 3 Flow of fluids 3 Heat Transfer enhancement 3 Heat convection 3 Heat flux 3 Heat transfer rate 3 Nanoparticle volume fractions 3 Natural convection 3 Nusselt number 3 Shear flow 3 Similarity transformation 3 Thermal conductivity 3 Velocity 3 Boundary layer flow 2 Cooling systems 2