Results 51 to 60 of about 27,652 (282)

Sliding states of a soft-colloid cluster crystal: Cluster versus single-particle hopping [PDF]

open access: yes, 2018
We study a two-dimensional model for interacting colloidal particles which displays spontaneous clustering. Within this model we investigate the competition between the pinning to a periodic corrugation potential, and a sideways constant pulling force ...
Consonni, Lorenzo   +4 more
core   +2 more sources

Geometry‐Dependent Adhesion in Transparent Monodomain Liquid Crystal Elastomers

open access: yesAdvanced Functional Materials, EarlyView.
Liquid Crystal Elastomers (LCEs) are emerging as exciting pressure‐sensitive adhesives. We examine adhesion in chemically identical elastomer films, exploring the influence of geometry (director orientation) and phase (nematic or isotropic). We demonstrate the potential of these aligned films as transparent, tunable, broad‐temperature‐range smart ...
Aidan Street   +3 more
wiley   +1 more source

An analysis of van der Waals density functional components: Binding and corrugation of benzene and C60 on boron nitride and graphene [PDF]

open access: yes, 2013
The adsorption of benzene and C60 on graphene and boron nitride (BN) is studied using density functional theory with the non-local correlation functional vdW-DF.
Berland, Kristian, Hyldgaard, Per
core   +2 more sources

Scalable Thermal Engineering via Femtosecond Laser‐Direct‐Written Phononic Nanostructures

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that femtosecond laser‐induced periodic surface structures (fs‐LIPSS) can function as phononic metasurfaces, reducing thermal conductivity below the plain thin‐film limit. Phonon Monte Carlo analysis reveals that the periodic structures restrict phonon mean free paths.
Hiroki Hamma   +4 more
wiley   +1 more source

Nonlinear dynamic responses of locomotive excited by rail corrugation and gear time-varying mesh stiffness

open access: yesTransport, 2022
Rail corrugation is usually generated in modern railway transportations, such as high-speed railway, urban railway, and heavy-haul railway. It is one of the major excitations to the wheel–rail dynamic interaction, which will cause extra vibration and ...
Zaigang Chen   +3 more
doaj   +1 more source

Mapping Nanoscale Buckling in Atomically Thin Cr2Ge2Te6

open access: yesAdvanced Functional Materials, EarlyView.
Atomic‐resolution STEM is used to resolve nanoscale buckling in monolayer Cr2Ge2Te₆. A noise‐robust image analysis reconstructs three‐dimensional lattice distortions from single plan‐view images, revealing pronounced defect‐driven nm‐scale out‐of‐plane buckling.
Amy Carl   +20 more
wiley   +1 more source

Numerical study of laminar convective heat transfer from a corrugated pipe into an Al2O3–AlN/H2O hybrid nanofluid

open access: yesCase Studies in Thermal Engineering, 2022
Heat transfer in corrugated pipes carrying hybrid nanofluid is investigated. A saw-tooth corrugated pipe is considered. The nanofluid comprises of colloidal mixture of Aluminum Oxide and Aluminum Nitride nanoparticles, mixed as suspension in water.
Md Insiat Islam Rabby   +2 more
doaj   +1 more source

Entropic electrokinetics: recirculation, particle separation and negative mobility

open access: yes, 2014
We show that when particles are suspended in an electrolyte confined between corrugated charged surfaces, electrokinetic flows lead to a new set of phenomena such as particle separation, mixing for low-Reynolds micro- and nano-metric devices and negative
Malgaretti, Paolo   +2 more
core   +1 more source

To develop a new mineral carbonation process that have a high efficiency in CO2 absorption into industry slag using low energy mechanical milling [PDF]

open access: yes, 2020
Increase in the CO2 emission in atmosphere due to the combustion of fossil fuels has caused serious global warming. Electricity generation, tranportation, and industrial waste are the main sectors indentified to contribute to the emission of CO2 in ...
Selamat, Siti Norhana
core  

The effect of concurrent geometry and roughness in interacting surfaces [PDF]

open access: yes, 2014
We study the interaction energy between two surfaces, one of them flat, the other describable as the composition of a small-amplitude corrugation and a slightly curved, smooth surface. The corrugation, represented by a spatially random variable, involves
Fosco, C. D.   +2 more
core   +2 more sources

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