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We revisit the long-standing question of whether water molecules dissociate on the Ru(0001) surface through nanosecond-scale path-integral molecular dynamics simulations on a sizable supercell. This is made possible through the development…

Materials Science · Physics 2025-05-02 Yu Cao , Jiantao Wang , Mingfeng Liu , Yan Liu , Hui Ma , Cesare Franchini , Yan Sun , Georg Kresse , Xing-Qiu Chen , Peitao Liu

This study investigates the catalytic degradation of ground-level ozone on low-index stoichiometric and reduced CeO$_2$ surfaces using first-principles calculations. The presence of oxygen vacancies on the surface enhances the interaction…

Materials Science · Physics 2024-02-08 Suchitra Gupta , Joon Hwan Choi , Hojin Jeong , Seung-Cheol Lee , Satadeep Bhattacharjee

Boron doped diamond is extensively studied for its use in tribological and electrochemical applications due to its remarkable physical and chemical properties. However, ambient conditions play a major role to its macroscopically observed…

Materials Science · Physics 2023-05-01 Stefanos Giaremis , Maria Clelia Righi

Water interactions with oxygen-deficient cerium dioxide (CeO$_2$) surfaces are central to hydrogen production and catalytic redox reactions, but the atomic-scale details of how defects influence adsorption and reactivity remain elusive.…

The modern means of controlled irradiation by femtosecond lasers or swift heavy ion beams can transiently produce such energy densities in samples that reach collective electronic excitation levels of the warm dense matter state where the…

Other Condensed Matter · Physics 2023-02-17 Nikita Medvedev , Roman Voronkov , Alexander E. Volkov

Understanding the local structure of water at the interfaces of metallic electrodes is a key problem in aqueous-based electrochemistry. Nevertheless, a realistic simulation of such setup is challenging, particularly when the electrodes are…

Competitive adsorption is a major challenge in understanding catalytic activity, selectivity and reaction mechanisms in confined environments such as zeolites. This study investigated competitive adsorption in MFI-type zeolites (ZSM-5)…

Variety of conducting heterointerfaces have been made between SrTiO3 substrates and thin capping layers of distinctly different oxide materials that can be classified into polar band insulators (e.g. LaAlO3), polar Mott insulators (e.g.…

Materials Science · Physics 2018-06-26 Meng Zhang , Zheng Chen , Baohua Mao , Qingtian Li , Hai Bo , Tianshuang Ren , Pimo He , Zhi Liu , Yanwu Xie

The heterogeneous distribution of water-repellent materials at the soil surface causes a phenomenon known as fractional wettability. This condition frequently triggers destabilization of the wetting front during water infiltration,…

Molecular electronics is a fascinating area of research with the ability to tune device properties by a chemical tailoring of organic molecules. However, molecular electronics devices often suffer from dispersion and lack of reproducibility…

Mesoscale and Nanoscale Physics · Physics 2013-02-11 Nicolas Clement , David Guerin , Stephane Pleutin , Sylvie Godey , Dominique Vuillaume

The softening and strengthening contributions in pre-deformed and aged Al-Mg-Cu alloys containing 3wt.%Mg and 0.5wt.%Cu are evaluated by a combination of microscopy, mechanical testing and modelling. A refined phenomenological model for the…

Materials Science · Physics 2021-02-23 S. Medrano , H. Zhao , B. Gault , F. De Geuser , C. W. Sinclair

We calculate the difference of the ionization energies of a core-electron of a surface alloy, i.e., a B-atom in a A_(1-x) B_x overlayer on a fcc-B(001)-substrate, and a core-electron of the clean fcc-B(001) surface using…

Materials Science · Physics 2009-10-30 M. V. Ganduglia-Pirovano , J. Kudrnovsky , M. Scheffler

Water inherently contains trace amounts of various salts, yet the microscopic processes by which salts influence some of its physical properties remain elusive. Notably, the mechanisms that reduce the dielectric constant of water upon salt…

Chemical Physics · Physics 2025-05-12 Florian Pabst , Stefano Baroni

The room temperature liquid metal is quickly emerging as an important functional material in a variety of areas like chip cooling, 3D printing or printed electronics etc. With diverse capabilities in electrical, thermal and flowing…

Soft Condensed Matter · Physics 2014-02-10 Lei Sheng , Jie Zhang , Jing Liu

Despite widespread interest, a detailed understanding of the dynamics of proton transfer at interfaces is lacking. Here we use ab initio molecular dynamics to unravel the connection between interfacial water structure and proton transfer…

Materials Science · Physics 2014-03-12 Gabriele Tocci , Angelos Michaelides

The development of accurate methods for determining how alloy surfaces spontaneously restructure under reactive and corrosive environments is a key, long-standing, grand challenge in materials science. Current oxidation models, such as…

Materials Science · Physics 2023-08-24 Pandu Wisesa , Meng Li , Matthew T. Curnan , Jeong Woo Han , Judith C. Yang , Wissam A. Saidi

Due to the improvement of computer power and the development of efficient algorithms it is now possible to combine high-dimensional quantum dynamical calculations of the dissociative adsorption of molecular beams with reliable ab-initio…

mtrl-th · Physics 2009-10-30 Axel Gross

Electromigration-induced flow of islands and voids on the Cu(001) surface is studied at the atomic scale. The basic drift mechanisms are identified using a complete set of energy barriers for adatom hopping on the Cu(001) surface, combined…

Condensed Matter · Physics 2016-08-31 Hanoch Mehl , Ofer Biham , Oded Millo , Majid Karimi

Motivated by numerically modeling surface waves for inviscid Euler equations, we analyze linear models for damped water waves and establish decay properties for the energy for sufficiently regular initial configurations. Our findings give…

Analysis of PDEs · Mathematics 2023-08-21 Thomas Alazard , Jeremy L. Marzuola , Jian Wang

Underwater Salient Object Detection (USOD) faces significant challenges, including underwater image quality degradation and domain gaps. Existing methods tend to ignore the physical principles of underwater imaging or simply treat…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Runting Li , Shijie Lian , Hua Li , Yutong Li , Wenhui Wu , Sam Kwong