Heat 169 Transmission 134 Heat exchangers 61 Nanofluids 60 Dissertations 40 Dissertations, Academic 39 Fluid dynamics 34 Thermal properties 34 Convection 22 Heating and ventilation 22 Heat storage 18 Mathematical models 18 Air conditioning 16 Design and construction 16 Heat treatment 16 Thermodynamics 14 Heating 13 Solar heating 12 Cooling 11 Heat pipes 11 Solar collectors 10 Energy conservation 9 Finite element method 9 Materials 9 Solar energy 9 Ventilation 9 Buildings 8 Computational fluid dynamics 8 Conduction 8 Heat engineering 8