综述:关于用于氨合成的铜基硝酸盐还原催化剂性能调控策略的研究进展

《Chemical Engineering Journal》:Research progress on performance regulation strategies for copper-based nitrate reduction catalysts for ammonia synthesis

【字体: 时间:2026年03月04日 来源:Chemical Engineering Journal 13.2

编辑推荐:

  绿色氨生产中的硝酸电化学还原反应(NO3RR)机制及铜基催化剂优化策略,重点探讨电子结构调控、单/双原子工程、协同催化及表面工程对反应性能的提升作用,同时分析催化剂稳定性及工业化挑战,为高效环保的氨合成提供理论指导。

  
宋玉如|张坦|车志凯|李金平|刘光
山西科技大学化学与化学工程学院,气体能源高效清洁利用重点实验室,太原,030024,中国

摘要

电化学硝酸盐还原反应(NO3RR)已被认为是绿色氨生产的一种有前景且环境友好的途径。它为能源密集型的哈伯-博施工艺提供了一种可行的替代方案,能够在减少废水中的硝酸盐污染的同时生成有价值的氨(NH3)。这一引人注目的组合引发了大量的研究兴趣。在各种电催化剂中,基于铜的材料因其有利的电子结构、成本效益、天然丰度和内在的高活性而脱颖而出,成为NO3RR的首选候选者。本综述系统地概述了NO3RR的反应机理,并重点介绍了四种优化基于铜的电催化剂性能的主要策略:电子结构调控、单原子和双原子工程、串联/协同催化以及表面/界面工程。此外,我们还深入讨论了当前存在的科学挑战和技术瓶颈,为设计高性能NO3RR电催化剂提供了未来研究方向的见解。通过总结基于铜的催化剂的基本性能提升机制,本研究旨在为先进NO3RR催化剂系统的开发提供重要的理论支持和实用指导。

引言

作为基础化学原料,氨(NH3)最近作为一种重要的无碳能源载体而受到关注,其应用范围涵盖了农业(肥料)、食品加工、制药和可再生能源系统[1]、[2]、[3]。目前,100多年前开发的哈伯-博施(H
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