Advantage ratio 2 Heat transfer 2 Nanofluids PEM fuel cell 2 Thermo-electrical ratio AQUEOUS SUSPENSIONS 1 Aluminum compounds 1 BEHAVIOR 1 CONDUCTIVITY 1 CONVECTIVE HEAT-TRANSFER 1 COOLING SYSTEMS 1 Conductivity properties 1 ETHYLENE-GLYCOL MIXTURE 1 Electrical performance 1 Ethylene 1 Ethylene glycol 1 FLOW 1 Flow of fluids 1 Fuel cells 1 Heat Transfer enhancement 1 Nanofluidics 1 PLATE 1 Proton exchange membrane fuel cells (PEMFC) 1 Thermo-physical property 1 VISCOSITY 1 WATER 1