The hydrogen evolution reaction(HER)is a promising way to produce hydrogen,and the use of non-precious metals with an excellent electrochemical performance is vital for this.Carbon-based transition metal catalysts hav...The hydrogen evolution reaction(HER)is a promising way to produce hydrogen,and the use of non-precious metals with an excellent electrochemical performance is vital for this.Carbon-based transition metal catalysts have high activity and stability,which are important in reducing the cost of hydrogen production and promoting the development of the hydrogen production industry.However,there is a lack of discussion regarding the effect of carbon components on the performance of these electrocatalysts.This review of the literature discusses the choice of the carbon components in these catalysts and their impact on catalytic performance,including electronic structure control by heteroatom doping,morphology adjustment,and the influence of self-supporting materials.It not only analyzes the progress in HER,but also provides guidance for synthesizing high-performance carbon-based transition metal catalysts.展开更多
氢致损伤或氢脆(hydrogen-induced damage or hydrogen embrittlement)是氢能装备安全服役过程中面临的主要挑战之一。本文综述了氢致损伤的特性与机理、测试与评价技术以及抗氢损伤材料本质安全设计的最新研究进展与挑战。近年来在氢...氢致损伤或氢脆(hydrogen-induced damage or hydrogen embrittlement)是氢能装备安全服役过程中面临的主要挑战之一。本文综述了氢致损伤的特性与机理、测试与评价技术以及抗氢损伤材料本质安全设计的最新研究进展与挑战。近年来在氢致损伤机理和测试技术方面取得了显著进展,但其高度复杂性的本质仍使可靠性评价和工程实践面临诸多难题。未来,需进一步完善氢致损伤理论体系,按实际应用场景评价临氢部件在全寿命周期的氢致损伤敏感性,并结合抗氢损伤设计的工程实践,为氢能产业的安全健康发展提供技术支撑。展开更多
文摘The hydrogen evolution reaction(HER)is a promising way to produce hydrogen,and the use of non-precious metals with an excellent electrochemical performance is vital for this.Carbon-based transition metal catalysts have high activity and stability,which are important in reducing the cost of hydrogen production and promoting the development of the hydrogen production industry.However,there is a lack of discussion regarding the effect of carbon components on the performance of these electrocatalysts.This review of the literature discusses the choice of the carbon components in these catalysts and their impact on catalytic performance,including electronic structure control by heteroatom doping,morphology adjustment,and the influence of self-supporting materials.It not only analyzes the progress in HER,but also provides guidance for synthesizing high-performance carbon-based transition metal catalysts.
文摘氢致损伤或氢脆(hydrogen-induced damage or hydrogen embrittlement)是氢能装备安全服役过程中面临的主要挑战之一。本文综述了氢致损伤的特性与机理、测试与评价技术以及抗氢损伤材料本质安全设计的最新研究进展与挑战。近年来在氢致损伤机理和测试技术方面取得了显著进展,但其高度复杂性的本质仍使可靠性评价和工程实践面临诸多难题。未来,需进一步完善氢致损伤理论体系,按实际应用场景评价临氢部件在全寿命周期的氢致损伤敏感性,并结合抗氢损伤设计的工程实践,为氢能产业的安全健康发展提供技术支撑。
