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Metallic nanoparticles, liquefied by fast laser irradiation, go through a rapid change of shape attempting to minimize their surface energy. The resulting nanodrops may be ejected from the substrate when the mechanisms leading to dewetting…

Fluid Dynamics · Physics 2013-07-18 S. Afkhami , L. Kondic

In the past few years, phase-change materials have become increasingly important in nano-photonics and optoelectronics. The advantages of sizeable optical contrast between phases and the additional degree of freedom from phase switching…

Optics · Physics 2023-01-31 Daniel T. Yimam , Minpeng Liang , Jianting Ye , Bart J. Kooi

Ionic Coulomb blockade in nanopores is a phenomenon that shares some similarities but also differences with its electronic counterpart. Here, we investigate extensively this phenomenon using all-atom molecular dynamics of ionic transport…

Mesoscale and Nanoscale Physics · Physics 2017-12-27 Hiroya Tanaka , Hideo Iizuka , Yuriy V. Pershin , Massimiliano Di Ventra

Ionic liquids have generated interest in applications as lubricants and as additives to conventional lubricants due to their unique physical properties. In these applications, the liquid thin film can be subjected simultaneously to…

Soft Condensed Matter · Physics 2023-04-17 Kalil Bernardino , Mauro C. C. Ribeiro

We demonstrate the engineering of a source of radiation from growing surface plasmons (charge density oscillations) in a composite nano-system. The considered hybrid nano-structure consists of a thick layer of a conducting substrate on…

Materials Science · Physics 2014-10-13 Godfrey Gumbs , Andrii Iurov , Danhong Huang

Understanding and controlling nanoparticle coalescence is crucial for applications ranging from catalysis to nanodevice fabrication, yet the behavior of nanoparticles on dynamically evolving, heterogeneous substrates remains poorly…

Materials Science · Physics 2025-06-06 Cheng-Yu Chen , Duncan Burns , Peter W. Voorhees , Eric A. Stach

Supported Lipid Bilayers (SLBs) are model membranes formed at solid substrate surfaces. This architecture renders the membrane experimentally accessible to surface sensitive techniques used to study their properties, including Atomic Force…

Biological Physics · Physics 2019-11-19 James A. Goodchild , Danielle L. Walsh , Simon D. Connell

The thermodynamic properties of gases have been understood primarily through phase diagrams of bulk gases. However, observations of gases confined in a nanometer space have posed a challenge to the principles of classical thermodynamics.…

Soft Condensed Matter · Physics 2014-10-31 Ing-Shouh Hwang , Yi-Hsien Lu , Chih-Wen Yang , Chung-Kai Fang , Hsien-Chen Ko

In splat painting, a collection of liquid droplets is projected onto the substrate by imposing a controlled acceleration to a paint-loaded brush. To unravel the physical phenomena at play in this artistic technique, we perform a series of…

It is known from both experiments and molecular dynamics simulations that chemically patterning a solid surface has an effect on the flow of an adjacent liquid. This fact is in stark contrast with predictions of classical fluid mechanics…

Fluid Dynamics · Physics 2012-02-17 J. E. Sprittles , Y. D. Shikhmurzaev

The influence of the external pressure and surface energy on the wetting transition at nanotextured interfaces is studied using molecular dynamics and continuum simulations. The surface roughness of the composite interface is introduced via…

Soft Condensed Matter · Physics 2018-07-12 Bishal Bhattarai , Nikolai V. Priezjev

It is well known that jammed soft materials will flow if sheared above their yield stress - think mayonnaise spread on bread - but a complete microscopic description of this seemingly sim- ple process has yet to emerge. What remains elusive…

Soft Condensed Matter · Physics 2016-08-09 Vishwas V. Vasisht , S. K. Dutta , Emanuela Del Gado , Daniel L. Blair

Classical molecular-dynamics simulations have been carried out to investigate densification mechanisms in silicon dioxide thin films deposited on an amorphous silica surface, according to a simplified ion-beam assisted deposition (IBAD)…

Materials Science · Physics 2009-11-07 Alexis Lefevre , Laurent J. Lewis , Ludvik Martinu , Michael R. Wertheimer

With the recent important development of microfluidic systems, miniaturization of flow devices has become a real challenge. Microchannels, however, are characterized by a large surface to volume ratio, so that surface properties strongly…

Materials Science · Physics 2009-11-10 Cecile Cottin-Bizonne , Jean-Louis Barrat , Lyderic Bocquet , Elisabeth Charlaix

In this paper, we introduce a mathematical model to describe the nanoparticles transport carried by a two-phase flow in a porous medium including gravity, capillary forces and Brownian diffusion. Nonlinear iterative IMPES scheme is used to…

Numerical Analysis · Mathematics 2013-10-18 M. F. El-Amin , Jisheng Kou , Shuyu Sun , Amgad Salama

The shape and alignment of silver nanoparticles embedded in a glass matrix is controlled using silicon ion irradiation. Symmetric silver nanoparticles are transformed into anisotropic particles whose larger axis is along the ion beam. Upon…

We study flows and interface deformations produced by the scattering of a laser beam propagating through non-absorbing turbid fluids. Light scattering produces a force density resulting from the transfer of linear momentum from the laser to…

Soft Condensed Matter · Physics 2011-11-30 Hamza Chraibi , Régis Wunenburger , Didier Lasseux , Julien Petit , Jean-Pierre Delville

Morphological instability of the solid-liquid interface occuring in a crystal growing from an undercooled thin liquid being bounded on one side by a free surface and flowing down inclined plane is investigated by a linear stability analysis…

Materials Science · Physics 2009-11-10 K. Ueno

The ongoing quest for unambiguous signatures of topological superconductivity and Majorana modes in magnet-superconductor hybrid systems creates a high demand for suitable superconducting substrates. Materials that incorporate $s$-wave…

Superconductivity · Physics 2021-12-23 Philip Beck , Lucas Schneider , Lydia Bachmann , Jens Wiebe , Roland Wiesendanger

Strain at surfaces and interfaces play an important role in the optical and electronic properties of materials. MeV ion-induced strain determination in single crystal silicon substrates and in Ag (nanoisland)/Si(111) at surface and…

Materials Science · Physics 2015-06-25 J. Ghatak , B. Satpati , M. Umananda , P. V. Satyam , K. Akimoto , K. Ito , T. Emoto
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