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This second part of the study develops a geometric and asymptotic description of how surface tension governs the modulational stability of interfacial waves in a two-layer fluid. Extending the analytical framework of Part~I, surface tension…

流体动力学 · 物理学 2025-11-18 Olga Avramenko , Volodymyr Naradovyi

We study the thermally activated oscillations, or capillary waves, of a neutral metal cluster within the liquid drop model. These deformations correspond to a surface roughness which we characterize by a single parameter $\Delta$. We derive…

凝聚态物理 · 物理学 2009-10-30 N. Pavloff , C. Schmit

Using large-scale molecular dynamics simulations, we investigate the surface properties of lithium, sodium, and potassium silicate glasses containing 25 mole % of alkali oxide. The comparison of two types of surfaces, a melt-formed surface…

无序系统与神经网络 · 物理学 2023-07-12 Zhen Zhang , Simona Ispas , Walter Kob

In this paper we review simulation and experimental studies of thermal capillary wave fluctuations as an ideal means for probing the underlying disjoining pressure and surface tensions, and more generally, fine details of the Interfacial…

软凝聚态物质 · 物理学 2014-06-26 Luis G. MacDowell , Jorge Benet , Nebil A. Katcho , Jose G. Palanco

We study the equilibrium of a liquid film on an attractive spherical substrate for an intermolecular interaction model exhibiting both fluid-fluid and fluid-wall long-range forces. We first reexamine the wetting properties of the model in…

统计力学 · 物理学 2013-10-04 Andreas Nold , Alexandr Malijevský , Serafim Kalliadasis

Inelastic X-ray scattering data have been collected for liquid sodium at T=390 K, i.e. slightly above the melting point. Owing to the very high instrumental resolution, pushed up to 1.5 meV, it has been possible to determine accurately the…

无序系统与神经网络 · 物理学 2009-11-07 T. Scopigno , U. Balucani , G. Ruocco , F. Sette

We report the results of an x-ray scattering study that reveals oxidation kinetics and formation of a previously unreported crystalline phase of SnO at the liquid-vapour interface of Sn. Our experiments reveal that the pure liquid Sn…

We simulate the liquid silicon surface with first-principles molecular dynamics in a slab geometry. We find that the atom-density profile presents a pronounced layering, similar to those observed in low-temperature liquid metals like Ga and…

软凝聚态物质 · 物理学 2009-10-31 G. Fabricius , E. Artacho , D. Sanchez-Portal , P. Ordejon , D. A. Drabold , J. M. Soler

Aqueous capillary liquid bridges are ubiquitous in nature and in technological processes. Here, we comparatively investigate capillary bridges formed between three distinct types of surfaces: (i) hydrophilic glass, (ii) hydrophobic…

软凝聚态物质 · 物理学 2026-01-05 Sarah Jane Goodband , Ke Sun , Kislon Voïtchovsky , Halim Kusumaatmaja

The structure of the adsorbed layer of alkali ions on the surface of colloidal silica solutions with a particle size of ~27 nm has been studied by reflectometry and diffuse scattering of synchrotron radiation with a photon energy of about…

We numerically study two-component capillary bridges formed when a liquid droplet is placed in between two liquid infused surfaces (LIS). In contrast to commonly studied one-component capillary bridges on non-infused solid surfaces,…

计算物理 · 物理学 2020-12-17 Alvin C. M. Shek , Ciro Semprebon , Jack R. Panter , Halim Kusumaatmaja

The surface roughness of a thin film at a liquid interface exhibits contributions of thermally excited fluctuations. This thermal roughness depends on temperature (T), surface tension ($\gamma$) and elastic material properties, specifically…

软凝聚态物质 · 物理学 2025-10-06 Chen Shen , Honghu Zhang , Beate Klösgen , Benjamin M. Ocko

We show that the structure factor $S(q)$ of water can be obtained from X-ray synchrotron experiments at grazing angle of incidence (in reflection mode) by using a liquid surface diffractometer. The corrections used to obtain $S(q)$…

软凝聚态物质 · 物理学 2009-11-13 David Vaknin , Wei Bu , Alex Travesset

The surface segregation of indium atoms in InGaAs is investigated using first-principles calculations based on density functional theory. Through the calculation of segregation energies for (100), (110), and (111) surfaces of GaAs we…

材料科学 · 物理学 2020-10-28 Soumya S. Bhat , Satadeep Bhattacharjee , Jung-Hae Choi , Seung-Cheol Lee

We show that to account for the full spectrum of surface fluctuations from low scattering vector qd << 1 (classical capillary wave theory) to high qd > 1 (bulk-like fluctuations), one must take account of the interface's bending rigidity at…

软凝聚态物质 · 物理学 2009-11-13 Edgar M. Blokhuis

Surface electronic properties of undoped hydrogen terminated diamond covered with adsorbates or in electrolyte solutions are summarized. The formation of a conductive layer at the surface of diamond is discussed based on Hall effect,…

材料科学 · 物理学 2020-05-11 Christoph E. Nebel

An interface between two media is topologically stable two-dimensional object where 3D-symmetry breaks which allows for existence of many exotic excitations. A direct way to explore surface excitations is to investigate their interaction…

其他凝聚态物理 · 物理学 2018-03-29 I. Todoshchenko

Solitary-like surface waves that originate from the spatio-temporal evolution of falling liquid films have been the subject of theoretical and experimental research due to their unique properties that are not readily observed in the…

流体动力学 · 物理学 2023-01-10 Ivan S. Maksymov , Andrey Pototsky

Surface sensitive x-ray scattering techniques with atomic scale resolution are employed to investigate the microscopic structure of the surface of three classes of liquid binary alloys: (i) Surface segregation in partly miscible binary…

无序系统与神经网络 · 物理学 2007-05-23 Holger Tostmann , Elaine DiMasi , Oleg G. Shpyrko , Ben M. Ocko , Peter S. Pershan , Moshe Deutsch

Resonant x-ray reflectivity measurements from the surface of liquid Bi22In78 find only a modest surface Bi enhancement, with 35 atomic % Bi in the first atomic layer. This is in contrast to the Gibbs adsorption in all liquid alloys studied…