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Ammonia NH3 is an important raw material for nitrogen fertilizer production and is widely used in industry. It is also a carbon free renewable fuel and an excellent hydrogen storage material. Reaction conditions of traditional Haber Bosch…

化学物理 · 物理学 2021-12-08 Yuan Tian , Yanrong Liu , Hao Wang , Lei Liu , Wenping Hu

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…

材料科学 · 物理学 2025-03-06 Zhe Zhang , Wenxin Ma , Jiajie Qiao , Xiaoliang Wu , Shaowen Yu , Weiye Hou , Xiang Huang , Rubin Huo , Hongbo Wu , Yusong Tu

The current work studies the electrocatalytic performance of NaNbO$_3$ microcubes decorated with WO$_3$ nanoparticles on Printex L6 at varying concentrations (1%, 3%, 5%, and 10% by weight) for H$_2$O$_2$ electrogeneration aiming for future…

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…

化学物理 · 物理学 2020-08-19 Yiran Ying , Ke Fan , Xin Luo , Haitao Huang

Electrochemical energy and substance conversion devices involve complex electrode processes, characterized by multiple charge transfer steps, competing pathways, and various intermediates. Such complexity makes it challenging to enhance…

Hydroxylation of the rutile TiO$_2$ (110) surface has attracted much attention as the excess unpaired electrons introduced by hydroxyls play a critical role in surface chemistry and photocatalysis process of this material. In this work,…

材料科学 · 物理学 2015-10-13 Daoyu Zhang , Minnan Yang , Shuai Dong

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…

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…

材料科学 · 物理学 2023-08-29 Zheng Shu , Hongfei Chen , Xing Liu , Huaxian Jia , Hejin Yan , Yongqing Cai

Developing efficient electrocatalysts for CO$_2$ reduction into value-added products is crucial for the green economy. Inspired by the recent synthesis of Biphenylene (BPH), we have systematically investigated pristine, defective, and…

材料科学 · 物理学 2024-10-28 Radha N Somaiya , Muhammad Sajjad , Nirpendra Singh , Aftab Alam

Converting CO$_2$ to useful compounds through the solar photocatalytic reduction has been one of the most promising strategies for artificial carbon recycling. The highly relevant photocatalytic substrate for CO$_2$ conversion has been the…

化学物理 · 物理学 2015-05-28 Shijing Tan , Yan Zhao , Jin Zhao , Zhuo Wang , Chuanxu Ma , Aidi Zhao , Bing Wang , Yi Luo , Jinlong Yang , Jianguo Hou

Photoreduction of CO$_2$ is an important alternative approach aimed to reduce the CO$_2$ atmospheric content which is responsible of the global warming. The development of an efficient photocatalyst can strongly improve the efficiency and…

材料科学 · 物理学 2025-04-29 Onofrio Tau , Giacomo Giorgi , Riccardo Rurali

The oxygen reduction reaction (ORR) plays a pivotal role in clean energy generation and sustainable chemical production, particularly in the synthesis of hydrogen peroxide (H\textsubscript{2}O\textsubscript{2}). In this study,…

Pt-based electrocatalysts are the primary choice for fuel cells due to their superior oxygen reduction reaction (ORR) activity. To enhance ORR performance and durability, extensive studies have investigated transition metal alloying,…

In the present work we show, how a high pressure hydrogenation of commercial anatase or anatase/rutile powder can create a photocatalyst for hydrogen evolution that is highly effective and stable without the need of any additional…

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…

材料科学 · 物理学 2022-05-12 Gabriele Centi , Siglinda Perathoner

The conversion of waste carbon dioxide (CO2) gas into valuable products and fuels through an electrocatalytic CO2 reduction reaction (CO2RR) is a promising approach. The sluggish kinetics of the CO2RR require the development of novel…

材料科学 · 物理学 2024-04-16 Lokesh Yadav , Srimanta Pakhira

The production of multicarbon (C2+) products through electrocatalytic CO2 reduction reaction (CO2RR) is crucial to addressing global environmental challenges and advancing sustainable energy solutions. However, efficiently producing these…

CO$_2$ photoreduction on photocatalysts is a nature-friendly solution to decrease the CO$_2$ amount, but the method still has low efficiency because of difficult separation and easy recombination of charge carriers in available catalysts.…

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…

化学物理 · 物理学 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…

介观与纳米尺度物理 · 物理学 2020-02-18 Yanling Zhai , Zhijun Zhu , Chengzhou Zhu , Kyle Chen , Xueji Zhang , Jing Tang , Jun Chen
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