Results 41 to 50 of about 1,173,580 (298)

Vorticity Waves in Shear Flows [PDF]

open access: yesINCAS Bulletin, 2015
The main purpose of this paper is to bring about the vorticity-creation process at the boundary surfaces on one hand and to understand the interaction of concentrated vorticity structures on the shear flow on the other hand.
Horia DUMITRESCU, Vladimir CARDOS
doaj   +1 more source

Shear Current Effects on Monochromatic Water Waves Crossing Trenches

open access: yesJournal of Applied Mathematics, 2015
The reflection coefficients of monochromatic water waves over trenches with shear current are estimated analytically. The diffraction of waves by an abrupt depth change and shear current is formulated by the matched eigenfunction expansion method.
Jun-Whan Lee   +2 more
doaj   +1 more source

Effective boundary condition for the reflection of shear waves at the periodic rough boundary of an elastic body

open access: yesVietnam Journal of Mechanics, 2018
We present a homogenization method to treat the problem of the reflection of waves at the free boundary of an elastic body, the edge being structured periodically at the subwavelength scale.
Agnès Maurel   +2 more
doaj   +1 more source

Viscoelasticity Imaging of Biological Tissues and Single Cells Using Shear Wave Propagation

open access: yesFrontiers in Physics, 2021
Changes in biomechanical properties of biological soft tissues are often associated with physiological dysfunctions. Since biological soft tissues are hydrated, viscoelasticity is likely suitable to represent its solid-like behavior using elasticity and ...
Hongliang Li   +16 more
doaj   +1 more source

A Simplified Laminar Flow Model for the Pultrusion of Glass Fiber/Polyethylene Terephthalate Commingled Yarns

open access: yesAdvanced Engineering Materials, EarlyView.
A simplified thermoplastic pultrusion model is developed to predict thermal fields in glass fiber/polyethylene terephthalate (GF/PET) composites with reduced computational cost. By combining effective material homogenization, validation against literature data, and Gaussian‐process‐based optimization, the study reveals how heating limits, pulling speed,
Elder Soares   +3 more
wiley   +1 more source

On the scattering of longitudinal elastic waves from axisymmetric defects in coated pipes [PDF]

open access: yes, 2013
This is the post-print version of the final paper published in Journal of Sound and Vibration. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Mudge, P, Zlatev, Z, Kirby, R
core   +1 more source

Topology of rotating stratified fluids with and without background shear flow

open access: yesPhysical Review Research, 2023
Poincaré inertio-gravity modes described by the shallow water equations in a rotating frame have nontrivial topology, providing a perspective on the origin of equatorially trapped Kelvin and Yanai waves.
Ziyan Zhu, Christopher Li, J. B. Marston
doaj   +1 more source

Ontology‐Aligned Structuring and Reuse of Multimodal Materials Data and Workflows Toward Automatic Reproduction

open access: yesAdvanced Engineering Materials, EarlyView.
Reproduction of stacking fault energy calculations from literature with a semi‐automated large language model‐assisted extraction procedure: extraction of simulation protocol, atomistic structures, computational parameters, and reported results, ontology alignment, knowledge graph construction and, finally, recomputation forvalidation.
Sepideh Baghaee Ravari   +5 more
wiley   +1 more source

Shear waves in a nonlinear elastic cylindrical shell [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика
Asymptotic integration methods have been used to model the propagation of a shear wave beam along a nonlinear-elastic cylindrical shell of the Sanders – Koiter model. The shell is assumed to be made of a material characterized by a cubic dependence
Zemlyanukhin, Alexandr Isaevich   +2 more
doaj   +1 more source

Microstructure Reconstruction in Battery Electrodes Using Machine Learning Based on Low‐Voltage Focused Ion Beam–Scanning Electron Microscopy Tomography Images

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐voltage FIB‐SEM tomography combined with a image preprocessing pipeline improves phase contrast and enables reliable machine‐learning segmentation of conductive networks in lithium‐ion battery electrodes. Structural descriptors are extracted from segmented images, done semimanually and automated, and compared.
Lisa Beran   +6 more
wiley   +1 more source

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