TJ Mechanical engineering and machinery 106 Heat transfer 99 QA Mathematics 77 heat transfer 35 Nanofluidics 33 Mass transfer 28 Cooling 26 TP Chemical technology 26 Thermal conductivity 23 Heat flux 22 Flow of fluids 20 Heat transfer coefficients 20 Nanofluids 20 Heat convection 18 Performance 18 Ordinary differential equations 17 Reynolds number 17 Boundary layers 16 Friction 16 Heat and mass transfer 16 Nanoparticles 16 T Technology (General) 16 Computational fluid dynamics 15 Magnetohydrodynamics 15 Nusselt number 15 Temperature 15 Numerical methods 14 Boundary layer flow 12 Heat exchangers 12 Natural convection 12