2021年1月1日 · Research on the electrochemical synthesis of ammonia by nitrogen reduction reaction (NRR) can be principally divided into several aspects including the development of catalysts, innovations on the configurations of electrolytic cells, strategies to improve the selectivity, and verification of ammonia synthesis results.

2021年7月8日 · We describe the latest advances in the NRR from both theoretical and experimental aspects and provide a guide on how electrocatalysis of NRR could be improved. We discuss the roles of emerging in situ and operando methods in elucidating the dynamic catalyst structure and other reaction parameters.

2021年5月17日 · Electrochemically converting nitrate, a widespread water pollutant, back to valuable ammonia is a green and delocalized route for ammonia synthesis, and can be an appealing and supplementary...

2024年12月13日 · The electrochemical ammonia synthesis over reactive surfaces consists of N 2 dissociation followed by consecutive addition of protons and electrons to adsorbed N to form ammonia, which subsequently desorbs. All electrochemical steps in the hydrogenation of adsorbed N can be made fast by lowering the cathode potential, and potentials much less ...

2022年10月20日 · Here, we summarize recent advances and challenges in three electrochemical ammonia synthesis approaches: lithium-mediated nitrogen reduction reaction, electroreduction of nitrate, and NO x reduction. This review offers insight into reaction mechanisms and strategies to improve the activity, selectivity, and durability of the electrochemical ...

2024年2月12日 · In this review, we emphasized the fundamental understanding of electrochemical ammonia synthesis via the NRR and NitRR. By exploring the thermodynamics and kinetics mechanism as well as reaction pahthways, we aim to inspire new perspectives, encourage reflection, and spur further innovation in this field.

2019年5月22日 · The electrochemical synthesis of ammonia from nitrogen under mild conditions using renewable electricity is an attractive alternative 1,2,3,4 to the energy-intensive Haber–Bosch process,...

Last, criteria for the electrochemical nitrogen reduction reaction, ammonia quantification methods, and an outlook for further research are also concluded. This review aims to provide systematic and concise guidance for the design of highly efficient and selective electrochemical ammonia synthesis systems.

2016年12月7日 · Strategies to improve selectivity in electrochemical ammonia synthesis: (A) Limit the proton transfer rate by reducing the concentration of protons in the bulk solution. (B) Limit the proton transfer rate by increasing the barrier for proton transfer to the surface.

2025年1月28日 · Lithium-mediated electrochemical ammonia synthesis (LiMEAS) has recently shown promise toward efficient electrochemical ammonia production. This process relies on the formation of a lithium nitride film which is subsequently protonated to release ammonia. Designing the electrolyte for this technology requires the selection of a proton donor. In this work, we perform a first-principles analysis ...