Heterojunction catalysts composed of transition metal sulfides exhibited excellent potentials in electrocatalytic water splitting.Herein,we have designed a FeS/Co_(3)S_(4) heterojunction catalyst for hydrogen evolutio...Heterojunction catalysts composed of transition metal sulfides exhibited excellent potentials in electrocatalytic water splitting.Herein,we have designed a FeS/Co_(3)S_(4) heterojunction catalyst for hydrogen evolution reaction(HER)and oxygen evolution reaction(OER)in alkaline water/seawater solution.Three-dimensional nanoarrays were grown on nickel foam,and the successful synthesis of heterojunction endowed excellent activity to the catalyst.In alkaline water/seawater solution,the low overpotentials(at current density of 10 mA/cm^(2))of HER were 120.3 and 135.6 mV and the low overpotentials of OER were 212 and 232 mV,respectively.This work provided an effective method for highly-efficiently electrocatalytic splitting of water via fabrication of heterojunction.展开更多
基金supported by the Dean/Opening Project of Guangxi Key Laboratory of Petrochemical Resource Processing and Process Intensification Technology(2023K001)Taishan Scholars Foundation of Shandong province(TSQN201909058).
文摘Heterojunction catalysts composed of transition metal sulfides exhibited excellent potentials in electrocatalytic water splitting.Herein,we have designed a FeS/Co_(3)S_(4) heterojunction catalyst for hydrogen evolution reaction(HER)and oxygen evolution reaction(OER)in alkaline water/seawater solution.Three-dimensional nanoarrays were grown on nickel foam,and the successful synthesis of heterojunction endowed excellent activity to the catalyst.In alkaline water/seawater solution,the low overpotentials(at current density of 10 mA/cm^(2))of HER were 120.3 and 135.6 mV and the low overpotentials of OER were 212 and 232 mV,respectively.This work provided an effective method for highly-efficiently electrocatalytic splitting of water via fabrication of heterojunction.
