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Related papers: Why Do Weak-Binding M-N-C Single-Atom Catalysts Po…

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M-N-C single-atom catalysts (SACs) have emerged as a potential substitute for the costly platinum-group catalysts in oxygen reduction reaction (ORR). However, several critical aspects of M-N-C SACs in ORR remain poorly understood, including…

Chemical Physics · Physics 2023-12-27 Di Zhang , Zhuyu Wang , Fangzhou Liu , Peiyun Yi , Linfa Peng , Yuan Chen , 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

Zn-air battery (ZAB) has distinguished itself as new generation of energy storage device due to the high theoretical energy density and its performance relies on the oxygen reduction reaction (ORR) performance of the cathode catalysts.…

Applied Physics · Physics 2020-12-21 Kwun Nam Hui

The discovery of metals as catalytic centers for nitrogen reduction reactions has stimulated great enthusiasm for single-atom catalysts. However, the poor activity and low selectivity of available SACs are far away from the industrial…

Materials Science · Physics 2022-12-28 Tingting Bo , Shiqian Cao , Nan Mu , Ruixin Xu , Yanyu Liu , Wei Zhou

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

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

Electrocatalysts for the oxygen reduction reaction (ORR) based on complexes of iron and nitrogen in a carbon matrix (Fe-N-C) are a promising alternative to platinum group metal (PGM) based catalysts in polymer electrolyte membrane (PEM)…

Materials Science · Physics 2019-11-11 Yun Xu , Michael J. Dzara , Sadia Kabir , Svitlana Pylypenko , Kenneth Neyerlin , Andriy Zakutayev

Elucidating the catalytic descriptor that accurately characterizes the structure-activity relationships of typical catalysts for various important heterogeneous catalytic reactions is pivotal for designing high-efficient catalytic systems.…

Chemical Physics · Physics 2025-10-23 Zhen Zhu , Shan Gao , Jing Zhang , Xuxin Kang , Shunfang Li , Xiangmei Duan

Single-atom catalysts (SACs) have attracted ever-growing interest due to their high atom-utilization efficiency and potential for cost-effective of hydrogen production. However, enhancing the hydrogen evolution reaction (HER) performance…

Materials Science · Physics 2025-03-11 Feng Sun , Xuqiang Zhang , Jiangtao Chen , Yun Zhao , Yan Li

One of the great challenges facing atomically dispersed catalysts, including single-atom catalyst (SAC) and double-atom catalyst (DAC) is their ultra-low metal loading (typically less than 5 wt%), basically limiting the practical catalytic…

Materials Science · Physics 2023-05-05 Peng Lv , Wenjing Lv , Donghai Wu , Gang Tang , Xunwang Yan , Zhansheng Lu , Dongwei Ma

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

Single-atom catalysts (SACs) have garnered significant interest due to their ability to reduce metal particles to the atomic scale, enabling finely tunable local environments and enhanced catalytic properties in terms of reactivity and…

Mesoscale and Nanoscale Physics · Physics 2025-03-13 G. S. Priyanga , S. K. Behera

We present a density functional theory study of the oxygen reduction reaction (ORR) on a single atom catalyst embedded in graphene, namely, TM-N$_{4}$-C (TM = Fe and Co), using the effective screening medium method combined with the…

Materials Science · Physics 2024-02-28 Azim Fitri Zainul Abidin , Ikutaro Hamada

Inter-site interactions between single atom catalysts (SACs) in the high loading regime are critical to tuning the catalytic performance. However, the understanding on such interactions and their distance dependent effects remains elusive,…

Chemical Physics · Physics 2022-01-19 Tong Yang , Jun Zhou , Xiaoyang Ma , Keda Ding , Kay Chen Tan , Ge Wang , Haitao Huang , Ming Yang

Developing single atom catalysts (SACs) for chemical reactions of vital importance in renewable energy sector has emerged as a need of the hour. In this perspective, transition metal based SACs with monolayer phosphorous (phosphorene) as…

Materials Science · Physics 2020-03-13 Akhil S. Nair , Rajeev Ahuja , Biswarup Pathak

The reduction reaction of turning Cr(VI) into Cr(III) by appropriate oxidants together with nanoscale catalysts in contaminated soil and water received significant amount of attention for its environmental benefits. Single-atom catalysts…

Chemical Physics · Physics 2022-09-20 Jianglu Ping , Haojun Jia

Oxygen reduction catalysts frequently suffer from degradation under harsh operating conditions, and the limited understanding of the underlying mechanisms hampers the development of effective mitigation strategies. In this study, we…

Materials Science · Physics 2025-10-07 Huanhuan Yang , Guangfu Luo

Current research efforts on single-atom catalysts (SACs) exclusively focus on nonmetal or transition-metal atoms as active centers, while employing main-group metal elements is seemingly excluded because their delocalized s/p-bands are…

Materials Science · Physics 2021-11-18 Qian Wu , Baibiao Huang , Ying Dai , Thomas Heine , Yandong Ma

Great enthusiasm in single atom catalysts (SACs) for the N2 reduction reaction (NRR) has been aroused by the discovery of Metal (M)-Nx as a promising catalytic center. However,the performance of available SACs,including poor activity and…

Materials Science · Physics 2020-09-15 Xingshuai Lv , Wei Wei , Baibiao Huang , Ying Dai , Thomas Frauenheim

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,…

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