Heat transfer 114 heat transfer 41 Nanofluidics 28 Heat transfer coefficients 21 Nanofluids 19 Flow of fluids 18 Heat convection 17 Heat flux 17 Nanoparticles 17 Thermal conductivity 15 Mass transfer 14 Boundary layers 13 Computational fluid dynamics 13 Cooling 13 Friction 13 Numerical methods 12 Nusselt number 12 Reynolds number 12 Numerical models 11 Phase change materials 11 Heat Transfer enhancement 10 Heat exchangers 10 Heat transfer co-efficients 10 Ordinary differential equations 10 Performance 10 Temperature 10 Boundary conditions 9 Boundary layer flow 9 HEAT-TRANSFER 9 Heat storage 9