It is highly desired to develop high-performance non-noble-metal electrocatalysts for the oxygen evolution reaction(OER)in alkaline solutions.In this communication,we report the hydrothermal synthesis of an Fe-MOF nan...It is highly desired to develop high-performance non-noble-metal electrocatalysts for the oxygen evolution reaction(OER)in alkaline solutions.In this communication,we report the hydrothermal synthesis of an Fe-MOF nanosheet array on nickel foam(Fe-MOF/NF)using aqueous Fe^(3+)and terephthalic acid as precursors.Such an Fe-MOF/NF shows superior electrocatalytic performance towards the OER in 1.0 M KOH with a low overpotential of 240 mV at 50 mA cm^(−2)and a small Tafel slope of 72 mV dec^(−1).Notably,this catalyst also exhibits high long-term electrochemical durability to maintain its activity for at least 30 h.Moreover,this catalyst electrode achieves a high turnover frequency of 0.74 mol O_(2)per s at an overpotential of 300 mV.展开更多
The rapid advancement of nanomaterials and their integration into biosensing and energy storage applications have revolutionized both biomedical diagnostics and sustainable energy solutions.In this special issue of Ad...The rapid advancement of nanomaterials and their integration into biosensing and energy storage applications have revolutionized both biomedical diagnostics and sustainable energy solutions.In this special issue of Advanced Sensor and Energy Materials,we bring together cutting-edge research and comprehensive reviews that highlight the latest de-velopments in these dynamic fields.展开更多
文摘It is highly desired to develop high-performance non-noble-metal electrocatalysts for the oxygen evolution reaction(OER)in alkaline solutions.In this communication,we report the hydrothermal synthesis of an Fe-MOF nanosheet array on nickel foam(Fe-MOF/NF)using aqueous Fe^(3+)and terephthalic acid as precursors.Such an Fe-MOF/NF shows superior electrocatalytic performance towards the OER in 1.0 M KOH with a low overpotential of 240 mV at 50 mA cm^(−2)and a small Tafel slope of 72 mV dec^(−1).Notably,this catalyst also exhibits high long-term electrochemical durability to maintain its activity for at least 30 h.Moreover,this catalyst electrode achieves a high turnover frequency of 0.74 mol O_(2)per s at an overpotential of 300 mV.
文摘The rapid advancement of nanomaterials and their integration into biosensing and energy storage applications have revolutionized both biomedical diagnostics and sustainable energy solutions.In this special issue of Advanced Sensor and Energy Materials,we bring together cutting-edge research and comprehensive reviews that highlight the latest de-velopments in these dynamic fields.
