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Ammonia, a crucial component in fertilizers and fuels, is currently produced by the energy-intensive Haber-Bosch process. However, due to the high upfront investments required for large-scale centralized production, alternative routes for…

Converting earth-abundant dinitrogen into value-added chemical ammonia is a significant yet challenging topic. Electrocatalytic nitrogen reduction reaction (NRR), compared with conventional Haber-Bosch process, is an energy-saving and…

Chemical Physics · Physics 2020-08-19 Yiran Ying , Ke Fan , Xin Luo , Haitao Huang

Industrial scale NH3 production is mainly produced by the Haber Bosch process, but it suffers from intensive energy consumption with serious CO2 emission. Electrochemical N2 reduction reaction (NRR) is now used for energy-saving NH3…

Materials Science · Physics 2019-09-02 Tongwei Wu , Yanning zhang

Ammonia, key precursor for fertilizer production, convenient hydrogen carrier and emerging clean fuel, plays a pivotal role in sustaining life on earth. Currently, the main route for NH3 synthesis is via the heterogeneous catalytic…

The nitrogen (N2) reduction reaction (NRR) is an eco-friendly alternative to the Haber-Bosch process to produce ammonia (NH3) with high sustainability. However, the significant magnitude of uphill energies in the multi-step NRR pathways is…

Electrochemical nitrate reduction reaction(NO3RR)offers a sustainable route for ambient ammonia synthesis. While metal-nitrogen-carbon (M-N-C) single-atom catalysts have emerged as promising candidates for NO3RR, the structure-activity…

Chemical Physics · Physics 2026-04-21 Qiuling Jiang , Mingyao Gu , Tianyi Wang , Fangzhou Liu , Xin Yang , Di Zhang , Zhijian Wu , Ying Wang , Li Wei , Hao Li

Ammonia (NH3) is mainly produced through the traditional Haber-Bosch process under harsh conditions with huge energy consumption and massive carbon dioxide (CO2) emission. The nitrogen electroreduction reaction (NERR), as an…

Mesoscale and Nanoscale Physics · Physics 2020-02-18 Yanling Zhai , Zhijun Zhu , Chengzhou Zhu , Kyle Chen , Xueji Zhang , Jing Tang , Jun Chen

The nitrogen reduction reaction (NRR), as an efficient and green pathway for ammonia synthesis, plays a crucial role in achieving on-demand ammonia production. This study proposes a novel design concept based on dual-iron atomic sites and…

Materials Science · Physics 2025-03-06 Zhe Zhang , Wenxin Ma , Jiajie Qiao , Xiaoliang Wu , Shaowen Yu , Weiye Hou , Xiang Huang , Rubin Huo , Hongbo Wu , Yusong Tu

Ammonia, a versatile compound that can be used as a fertilizer, chemical or fuel, has since long been produced through the energy-intensive Haber-Bosch process. Recently, the electrochemical nitrate reduction reaction (NO3RR) using…

Nitrate reduction to ammonia has attracted much attention for nitrate (NO3-) removal and ammonia (NH3) production. Identifying promising catalyst for active nitrate electroreduction reaction (NO3RR) is critical to realize efficient…

Materials Science · Physics 2023-08-29 Zheng Shu , Hongfei Chen , Xing Liu , Huaxian Jia , Hejin Yan , Yongqing Cai

Photocatalytic nitrogen fixation from air directly under sunlight can contribute significantly to carbon neutralization. It is an ideal pathway to replace the industrial Haber Bosch process in future. A Fe-doped layered WO$_3$ photocatalyst…

Ammonia is a key component of fertilizer and a potential clean fuel and hydrogen carrier. The Haber-Bosch process for ammonia synthesis consumes more than half of industrial hydrogen and contributes up to ~3% of global greenhouse gas…

Oxygen evolution reaction (OER) electrolysis, as an important reaction involved in water splitting and rechargeable metal-air battery, has attracted increasing attention for clean energy generation and efficient energy storage. Nickel/iron…

Materials Science · Physics 2014-11-19 Ming Gong , Hongjie Dai

Ammonia poses significant environmental challenges due to its role in water pollution, contributing to eutrophication and several detrimental environmental and ecological issues. Addressing the efficient removal or conversion of ammonia is,…

Photoelectrocatalytic (PEC) reduction of N2 to ammonia (NH3) is emerging as the potential alternative to overcome the standard Haber-Bosch approach. In this communication, solar N2 reduction was demonstrated with molybdenum carbide (Mo2C)…

In the last years, the potential of using ionic liquids (IL)s as an environment for nanoparticle (NP) synthesis has been demonstrated and in particular, triggering NP formation in ILs by electron irradiation has been reported as a very…

Chemical Physics · Physics 2023-06-28 Marta Bon , Debora Keller , Rolf Erni , Daniele Passerone

Electrocatalytic hydrogenation of nitrobenzene (Ph-NO2) reaction (EHNR) has been considered as a potential alternative to the traditional thermocatalytic process in the production of high-value aniline (Ph-NH2). However, due to the absence…

Chemical Physics · Physics 2024-03-26 Yuchen Wang , Yaoyu Liu , Zhiyue Zhao , Zhikeng Zheng , Alina M. Balu , Rafael Luque , Kai Yan

Exploring and developing low-cost, high-performance, and stable catalysts for the oxygen reduction reaction (ORR) is of great importance, though progress is ongoing. In this work, a simple evaporation-pyrolysis method is employed to…

Materials Science · Physics 2024-10-11 Yuqin Wang , Lizi He , Ning Han

Electrocatalysts of nitrogen reduction reaction (NRR) have attracted ever-growing attention due to its application for renewable energy alternative to fossil fuels. However, activation of inert N-N bond requires multiple complex charge…

Materials Science · Physics 2022-04-20 Zheng Shu , Hejin Yan , Hongfei Chen , Yongqing Cai

Nanocarbons are an important class of energy materials and one relevant application is for the nitrogen reduction reaction, i.e., the direct synthesis of NH3 from N2 and H2O via photo- and electrocatalytic approaches. Ammonia is also a…

Materials Science · Physics 2022-05-12 Gabriele Centi , Siglinda Perathoner
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