In recent years,the advancement of efficient and sustainable energy technologies has become a global priority,with particular focus on hydrogen production through water electrolysis[1].Proton exchange membrane water e...In recent years,the advancement of efficient and sustainable energy technologies has become a global priority,with particular focus on hydrogen production through water electrolysis[1].Proton exchange membrane water electrolysis(PEM-WE)technology has gained significant attention due to its ability to effectively couple with renewable power sources,offering high hydrogen production rates,high purity,and excellent scalability[2].However,the oxygen evolution reaction(OER),as a key reaction in the water electrolysis process,remains a bottleneck due to its slow kinetics,low efficiency,and high energy consumption[3].Particularly under acidic conditions,the stability in harsh oxidation environments makes OER reliant on expensive and scarce iridium-based catalysts[4,5].RuO_(2) has been considered as one of the potential alternative materials due to its low cost and high activity.However,its poor intrinsic stability limits its long-term application under practical conditions[6].Therefore,the search for efficient and stable acidic OER electrocatalysts has become a core issue for improving PEM-WE system performance.展开更多
文摘In recent years,the advancement of efficient and sustainable energy technologies has become a global priority,with particular focus on hydrogen production through water electrolysis[1].Proton exchange membrane water electrolysis(PEM-WE)technology has gained significant attention due to its ability to effectively couple with renewable power sources,offering high hydrogen production rates,high purity,and excellent scalability[2].However,the oxygen evolution reaction(OER),as a key reaction in the water electrolysis process,remains a bottleneck due to its slow kinetics,low efficiency,and high energy consumption[3].Particularly under acidic conditions,the stability in harsh oxidation environments makes OER reliant on expensive and scarce iridium-based catalysts[4,5].RuO_(2) has been considered as one of the potential alternative materials due to its low cost and high activity.However,its poor intrinsic stability limits its long-term application under practical conditions[6].Therefore,the search for efficient and stable acidic OER electrocatalysts has become a core issue for improving PEM-WE system performance.
