High-Reynolds-number turbulent boundary layer friction drag reduction from wall-injected polymer solutions

Engineering & Materials Science

• Polymer solutions 87%
• Drag reduction 79%
• Boundary layers 60%
• Reynolds number 54%
• Polymers 47%
• Friction 45%
• Molecular weight 22%
• Polyethylene oxides 15%
• Cavitation 10%
• Fluorescence imaging 8%
• Pipe flow 6%
• Skin friction 5%
• Pressure gradient 5%
• Dilution 5%
• Experiments 5%

Physics & Astronomy

• friction drag 100%
• drag reduction 83%
• high Reynolds number 73%
• turbulent boundary layer 69%
• polymers 37%
• molecular weight 19%
• injectors 10%
• cavitation flow 9%
• boundary layers 8%
• filaments 8%
• injection 7%
• ethylene oxide 6%
• pipe flow 6%
• skin friction 5%
• cleavage 5%
• pressure gradients 5%