Fluid- and Aerodynamics Fluids 92 Engineering 48 Engineering Fluid Dynamics 46 Fluid mechanics 46 Physics 25 Thermodynamics 18 Earth sciences 14 Earth Sciences 13 Engineering Thermodynamics, Heat and Mass Transfer 13 Heat 13 Heat engineering 13 Mass transfer 13 Transmission 13 Geophysics 12 Aerospace Technology and Astronautics 10 Aerospace engineering 10 Astronautics 10 Mathematics 10 Oceanography 10 Atmospheric Sciences 8 Atmospheric physics 8 Dynamics 8 Geophysics/Geodesy 8 Mathematical physics 8 Differential equations, Partial 7 Environmental sciences 7 Geophysics and Environmental Physics 7 Numerical and Computational Physics, Simulation 7 Partial Differential Equations 7