Results 51 to 60 of about 3,049 (178)

Updated Lagrangian Taylor-SPH method for elastic dynamic problems

open access: yesApplied and Computational Mechanics, 2022
This paper presents a discussion on the properties of the collocation meshfree method, the Updated Lagrangian Taylor-SPH (UL-TSPH), for dynamic problems in solid mechanics.
Karim Serroukh H., Mabssout M.
doaj   +1 more source

Structurally Cascaded Physics‐Informed Graph Neural Networks for Mechanotransduction‐Aware Tumor Microenvironment Modeling

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
This study introduces a structurally cascaded physics‐informed graph neural network to model tumor microenvironments accurately. By enforcing a directional dependency from mechanical strain to biochemical secretion, the method eliminates unphysical artifacts and significantly improves predictive accuracy for precision healthcare applications.
Xinyuan Chen   +2 more
wiley   +1 more source

Elastodynamics of a parallel Schönflies-motion generator [PDF]

open access: yes, 2019
The authors propose a model of the elastodynamics of the Peppermill Carrier, a parallel isostatic Schönflies-motion generator designed for pick-and-place operations.
Belzile, Bruno   +3 more
core   +1 more source

Three dimensional finite-differential simulation of the wave field taking sphericity of the Earth into account

open access: yesГеофизический журнал, 2020
Three dimensional modeling of the wave field makes possible to obtain a concept on distribution of seismic waves in geological medium with different complexity of its structure.
A.O. Verpakhovskaya, V.N. Pilipenko
doaj   +1 more source

Ultrafast Optoacoustics Reveals Intricate 3D Anisotropic Elasticity in Nanocrystalline Membranes

open access: yesAdvanced Science, Volume 13, Issue 54, 28 September 2026.
Ultrafast optoacoustic spectroscopy combined with a Sagnac interferometer enables non‐contact, simultaneous characterization of thickness and the full three‐dimensional anisotropic elastic constants in freestanding nanocrystalline copper membranes. By capturing gigahertz Lamb waves and zero‐group‐velocity resonances followed by SAFE‐GA inversion, the ...
Shuchang Zhang   +11 more
wiley   +1 more source

Index reduction for operator differential-algebraic equations in elastodynamics [PDF]

open access: yes, 2013
In space semi-discretized equations of elastodynamics with weakly enforced Dirichlet boundary conditions lead to differential algebraic equations (DAE) of index 3.
Altmann, Robert
core   +1 more source

Elastic metamaterials and dynamic homogenization: a review

open access: yesInternational Journal of Smart and Nano Materials, 2015
In this paper, we review the recent advances which have taken place in the understanding and applications of acoustic/elastic metamaterials. Metamaterials are artificially created composite materials which exhibit unusual properties that are not found in
Ankit Srivastava
doaj   +1 more source

Long‐Time H1$$ {H}^1 $$‐Stability of the Cauchy One‐Leg θ$$ \theta $$‐Method for the Navier‐Stokes Equations

open access: yesNumerical Methods for Partial Differential Equations, Volume 42, Issue 5, September 2026.
ABSTRACT In this paper we study the long‐time stability of the Cauchy one‐leg θ$$ \theta $$‐methods for the two‐dimensional Navier‐Stokes equations. We establish the uniform dissipativity in H1$$ {H}^1 $$, in the sense that the semi‐discrete‐in‐time approximations possess a global attractor for a small enough time step, using the discrete Grönwall ...
Isabel Barrio Sanchez   +2 more
wiley   +1 more source

Transient wave propagation phenomena at visco-elastic half-spaces under distributed surface loadings

open access: yesLatin American Journal of Solids and Structures
This article analyzes the transient wave propagation phenomena that take place at 2D viscoelastic half-spaces subjected to spatially distributed surface loadings and to distinct temporal excitations.
E Mesquita   +3 more
doaj   +1 more source

swSim: Solid wave simulation

open access: yesSoftwareX, 2021
Physics-based nondestructive evaluation (NDE) models provide a means to improve inspection setup and interpretation for more accurate assessments of the health state of a structure.
Elizabeth D. Gregory   +2 more
doaj   +1 more source

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