Chloride-Induced Active Site Transfer and Mechanism Switching for Efficient and Stable Oxygen Evolution in Acidic Seawater Electrolysis
Direct seawater electrolysis for green hydrogen is hindered by Ca2+/Mg2+ precipitation in neutral/alkaline systems. Acidic electrolysis avoids this, yet suffers from sluggish oxygen evolution reaction (OER) kinetics, competitive chlorine evolution reaction (CER) from chloride ions, and severe catalyst corrosion. Here...