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Identifying and controlling active sites in electrocatalysis remains a grand challenge due to restructuring of catalysts in the complex chemical environments during operation. Inactive precatalysts can transform into active catalysts under…

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

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

Unique catalytic potential of metal surfaces has encouraged a great number of basic and applied studies. The manuscript highlights the general regularities in a field on the grounds of strong interrelation between catalytic, kinetic and…

Materials Science · Physics 2016-05-19 A. R. Cholach

We report on the development of two new Pt-free electrocatalysts (ECs) for the oxygen reduction reaction (ORR) based on graphene nanoplatelets (GNPs). We designed the ECs with a core-shell morphology, where a GNP core support is covered by…

A comprehensive understanding of the electrode-electrolyte interface in energy conversion systems remains challenging due to the complex and multifaceted nature of interfacial processes. This complexity hinders the development of more…

Chemical Physics · Physics 2024-10-23 Ben Wang , Tomohiro Fukushima , Hiro Minamimoto , Andrey Lyalin , Kei Murakoshi , Tetsuya Taketsugu

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…

The proton radiative capture $^{12,13}$C$(p,{\gamma})$ reactions at astrophysical energies, key processes in the CNO cycle, are revisited in the potential model with the proton-nucleus potential for both the scattering and bound states…

Nuclear Theory · Physics 2026-02-16 Nguyen Le Anh , Nguyen Hoang Phuc , Dao T. Khoa , Le Hoang Chien , Nguyen Tri Toan Phuc

We construct a fast, transferable, general purpose, machine-learning interatomic potential suitable for large-scale simulations of $N_2$. The potential is trained only on high quality quantum chemical molecule-molecule interactions, no…

Computational Physics · Physics 2024-05-10 Marcin Kirsz , Ciprian G. Pruteanu , Peter I. C. Cooke , Graeme J. Ackland

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

Zr oxides and oxynitrides are promising candidates to replace precious metal cathodes in polymer electrolyte fuel cells. Oxygen reduction reaction activity in this class of materials has been correlated with the amount of oxygen vacancies,…

Materials Science · Physics 2025-02-18 Akitaka Nakanishi , Shusuke Kasamatsu , Jun Haruyama , Osamu Sugino

Gate-modulated nanopores have emerged as a promising platform for achieving ion selectivity and ionic current rectification (ICR) with the advantage of active field-based control. However, the mechanistic origin of these experimentally…

Fluid Dynamics · Physics 2026-04-23 Pramodt Srinivasula , Doyel Pandey

The conversion of $\mathrm{CO_2}$ into useful products such as methanol is a key strategy for abating climate change and our dependence on fossil fuels. Developing new catalysts for this process is costly and time-consuming and can thus…

Materials Science · Physics 2025-10-20 Luuk H. E. Kempen , Marius Juul Nielsen , Mie Andersen

In complex transition metal oxide heterostructures of physically dissimilar perovskite compounds, interface phenomena can lead to novel physical properties not observed in either of their constituents. This remarkable feature opens new…

Strongly Correlated Electrons · Physics 2011-12-30 Natalia Pavlenko , Thilo Kopp

Nanoparticle sintering remains a critical challenge in heterogeneous catalysis. In this work, we present a unified deep potential (DP) model for Cu nanoparticles on three Al$_2$O$_3$ surfaces ($\gamma$-Al$_2$O$_3$(100),…

Materials Science · Physics 2025-01-30 Jiayan Xu , Shreeja Das , Amar Deep Pathak , Abhirup Patra , Sharan Shetty , Detlef Hohl , Roberto Car

Bubble nucleation at catalyst surfaces plays a critical role in the operation of electrolyzers. However, achieving controlled bubble nucleation remains challenging due to limited understanding of the underlying mechanisms. Here, we present…

Soft Condensed Matter · Physics 2026-04-13 Qingguang Xie , Paolo Malgaretti , Othmane Aouane , Simon Thiele , Jens Harting

Furthering the understanding of the catalytic mechanisms in the oxygen reduction reaction (ORR) is critical to advancing and enabling fuel cell technology. In this work, we use multimodal operando synchrotron X-ray diffraction (XRD) and…

Bubble formation in electrochemical system often hinders reaction efficiency by reducing active surface area and obstructing mass transfer, yet the mechanisms governing their nanoscale nucleation dynamics and impact remains unclear. In this…

Soft Condensed Matter · Physics 2025-09-26 Zhenlei Wanga , Yaxi Yua , Mengkai Qin , Hao Jiang , Zhenjiang Guo , Lu Bai , Limin Wang , Xiaochun Zhang , Xiangping Zhang , Yawei Liu

The exploration of advanced CO-free catalysts and clarifying the ambiguous kinetic origins and governing factors would undoubtedly open up opportunities to overcome the sluggish kinetics of methanol electrooxidation and promote the…

Chemical Physics · Physics 2025-12-15 Lecheng Liang , Hengyu Li , Shao Ye , Peng Li , Kaiyang Xu , Jinhui Liang , Binwen Zeng , Bo Shen , Taisuke Ozaki , Zhiming Cui

Electrochemical CO2 reduction (CO2R) offers a promising approach to decarbonize chemical manufacturing through production of carbon-neutral fuels. However, insufficient performance and instability of membrane electrode assembly (MEA)…

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