Heat transfer 114 human 50 Article 49 Heat flux 44 heat 44 heat transfer 41 controlled study 40 Temperature 39 Thermal conductivity 38 Heating 37 Performance 37 Nanofluidics 36 Cooling 35 Humans 35 Energy efficiency 34 Heat storage 34 Waste heat 34 Specific heat 33 nonhuman 33 article 31 Heat treatment 30 heating 30 Computational fluid dynamics 28 Phase change materials 28 male 28 Heat convection 27 Heat exchangers 27 Mass transfer 27 Numerical methods 27 Boundary layers 25