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Experimental investigations of hydrophobic/water interfaces often return controversial results, possibly due to the unknown role of gas accumulation at the interfaces. Here, during advanced atomic force microscopy of the initial evolution…

介观与纳米尺度物理 · 物理学 2015-12-29 Ing-Shouh Hwang , Chung-Kai Fang , Hsien-Chen Ko , Chih-Wen Yang , Yi-Hsien Lu

High-fidelity analysis of translocating biomolecules through nanopores demands shortening the nanocapillary length to a minimal value. Existing nanopores and capillaries, however, inherit a finite length from the parent membranes. Here, we…

The present article highlights an approach to generate contrasting patterns from drying droplets in a liquid bridge configuration, different from well-known coffee rings. Reduction of the confinement distance (the gap between the solid…

软凝聚态物质 · 物理学 2022-01-10 Ankur Chattopadhyay , Srinivas Rao S , Omkar Hegde , Saptarshi Basu

Interfacial friction plays a crucial role in the mechanical properties of carbon nanotube based fibers, composites, and devices. Here we use molecular dynamics simulation to investigate the pressure effect on the friction within carbon…

材料科学 · 物理学 2010-01-27 Xiaohua Zhang , Qingwen Li

Soft particles suspended in fluids flowing through microchannels are often encountered in biological flows such as cells in vessels. They can deform under flow or when subject to mechanical stresses as they interact with themselves.…

软凝聚态物质 · 物理学 2021-01-19 Danilo P. F. Silva , Rodrigo C. V. Coelho , Margarida M. Telo da Gama , Nuno A. M. Araújo

Here we study the shapes of droplets captured between chemically distinct parallel plates. This work is a preliminary step toward characterizing the influence of second-phase bridging between biomolecular surfaces on their solution…

软凝聚态物质 · 物理学 2021-08-19 L. R. Pratt , D. T. Gomez , A. Muralidharan , N. Pesika

In the field of nanoconfined fluids, there are striking examples of deformation/transport coupling in which mechanical solicitation of the confining host and dynamics of the confined fluid impact each other. While this intriguing behavior…

计算物理 · 物理学 2024-04-01 Alexander Schlaich , Matthieu Vandamme , Marie Plazanet , Benoit Coasne

Water inside a nanocapillary becomes ordered, resulting in unconventional behavior. A profound enhancement of water flow inside nanometer thin capillaries made of graphene has been observed [B. Radha et.al., Nature (London) 538, 222…

软凝聚态物质 · 物理学 2018-09-05 M. Neek-Amal , A. Lohrasebi , M. Mousaei , F. Shayeganfar , B. Radha , F. M. Peeters

Wet granular materials in a quasi-static steady state shear flow have been studied with discrete particle simulations. Macroscopic quantities, consistent with the conservation laws of continuum theory, are obtained by time averaging and…

软凝聚态物质 · 物理学 2015-06-23 Sudeshna Roy , Abhinendra Singh , Stefan Luding , Thomas Weinhart

In this work, the morphology of nematic capillary nanobridges in slit pores separated by a vertical distance $D$ will be characterised by Monte Carlo simulations for oblate molecules nematogen modelled by the Gay-Berne potential. Previous…

软凝聚态物质 · 物理学 2023-04-11 J. M. Romero-Enrique

Periodic assemblies of nanoparticles are central to surface patterning, with applications in biosensing, energy conversion, and nanofabrication. Evaporation of colloidal droplets on substrates provides a simple yet effective route to…

软凝聚态物质 · 物理学 2026-01-29 Suman Bhattacharjee , Sanjoy Khawas , Sunita Srivastava

Microfluidic devices offer unique opportunities to directly observe multiphase flow in porous media. However, as a direct representation of flow in geological pore networks, conventional microfluidics face several challenges. One is that…

流体动力学 · 物理学 2026-03-11 S. J. Cox , A. Davarpanah , W. R. Rossen

The fabrication of novel soft materials is an important scientific and technological challenge. We investigate the response of magnetic ellipsoidal particles adsorbed at fluid-fluid interfaces to external magnetic fields. By exploiting…

软凝聚态物质 · 物理学 2014-10-29 Gary B. Davies , Timm Krueger , Peter V. Coveney , Jens Harting , Fernando Bresme

The motion of a gas-liquid interface along a solid wall is influenced by the capillary forces resulting from the interface's shape and its interaction with the solid, where it forms a dynamic contact angle. Capillary models play a…

Electrospun poly(\epsilon-caprolactone) (PCL)nanofibrous mats are widely considered for blood-contacting wound dressings and small-diameter vascular applications; however, their intrinsic hydrophobicity limits rapid wetting and controlled…

软凝聚态物质 · 物理学 2026-01-12 Romain Scarabelli , Mehdi Abbasi , Magali Gary-Bobo , Christophe Drouet , Marc Leonetti , Ahmed Al-Kattan

The mechanism of the collapse of the superhydrophobic state is elucidated for submerged nanoscale textures forming a three-dimensional interconnected vapor domain. This key issue for the design of nanotextures poses significant simulation…

软凝聚态物质 · 物理学 2017-03-31 Matteo Amabili , Alberto Giacomello , Simone Meloni , Carlo Massimo Casciola

This study combines broadband dielectric spectroscopy (BDS) experiments with molecular dynamics (MD) simulations to investigate the influence of nanoparticle (NP) inclusions on pretransitional phenomena in a liquid crystal (LC) host. We…

软凝聚态物质 · 物理学 2025-07-03 Szymon Starzonek , Krzysztof Górny , Zbigniew Dendzik , Dejvid Črešnar , Aleš Iglič

Nanoparticles can influence the properties of polymer materials by a variety of mechanisms. With fullerene, carbon nanotube, and clay or graphene sheet nanocomposites in mind, we investigate how particle shape influences the melt shear…

材料科学 · 物理学 2015-06-25 Scott T. Knauert , Jack F. Douglas , Francis W. Starr

Microcapsules are commonly used in applications ranging from therapeutics to personal care products due to their ability to deliver encapsulated species through their porous shells. Here, we demonstrate a simple and scalable approach to…

软凝聚态物质 · 物理学 2023-05-04 Abhishek P. Dhand , Ryan Poling-Skutvik , Chinedum O. Osuji

Cellular uptake of nanoplastics is instrumental in their environmental accumulation and transfer to humans through the food chain. Despite extensive studies using spherical plastic nanoparticles, the influence of the morphological…

软凝聚态物质 · 物理学 2023-08-29 Xin Yong , Ke Du