Results 61 to 70 of about 2,535 (228)

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

FEM‐Peridynamic Modelling of Supershear Earthquake Ruptures in Dry and Fluid‐Saturated Media

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Since ground shaking increases with rupture speed during earthquakes, the velocity transition from sub‐Rayleigh to supershear in mode II fracture is crucial for the propagation of seismic ruptures and associated strong ground motions. We employ a newly conceived 2‐dimensional hybrid Finite Element Method and Peridynamic (FEM/PD‐2D) model to ...
Yongkang Shu   +6 more
wiley   +1 more source

Are Estimates of Lower Continental Crust Bulk Composition Biased Due to Seismic Anisotropy?

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract Most seismic inferences on the bulk composition of the lower continental crust are based on P‐wave velocities inferred from seismic wide‐angle data, for which the direction of propagation in the target region is sub‐horizontal. Given the likely presence of anisotropy in many parts of the lower continental crust, these estimates could be biased
Zheng Luo   +3 more
wiley   +1 more source

Non-Intrusive In-Plane-Out-of-Plane Separated Representation in 3D Parametric Elastodynamics

open access: yesComputation, 2020
Mesh-based solution of 3D models defined in plate or shell domains remains a challenging issue nowadays due to the fact that the needed meshes generally involve too many degrees of freedom.
Claudia Germoso   +3 more
doaj   +1 more source

Hölder continuous dependence in nonlinear elastodynamics

open access: yes, 1986
SynopsisIn this paper we establish conditions to prove that if classical solutions to the initial boundary value problems for nonlinear elastodynamics exist, then they depend Hölder continuously on their initialdata and body forces.
Stan Chiriţă
core   +1 more source

In-Plane Vibrations of Elastic Lattice Plates and Their Continuous Approximations

open access: yesMathematics
This paper presents an analytical study on the in-plane vibrations of a rectangular elastic lattice plate. The plane lattice is modelled considering central and angular interactions.
Noël Challamel   +3 more
doaj   +1 more source

Realization of a Bilayer Elastic Topological Insulator

open access: yesAdvanced Science, Volume 13, Issue 21, 13 April 2026.
Bilayer elastic wave topological insulators are experimentally realized, introducing the layer degree of freedom to access four topological phases. This enables diverse domain walls and transmission behaviors, including interlayer conversion and beam splitting.
Chengzhi Ma   +4 more
wiley   +1 more source

Mathematical analogies in physics. Thin-layer wave theory

open access: yesAnnals of Geophysics, 2014
Field theory applies to elastodynamics, electromagnetism, quantum mechanics, gravitation and other similar fields of physics, where the basic equations describing the phenomenon are based on constitutive relations and balance equations.
José M. Carcione   +2 more
doaj   +1 more source

Broadband Seismic Source Characterization Based on Composite Source Time Functions: A Case Study of the 2022 Luding Earthquake

open access: yesEarth and Space Science, Volume 13, Issue 4, April 2026.
Abstract Obtaining broadband ground motion simulations consistent with observed records is essential for seismic modeling, and the key to achieving this lies in a physically reasonable source representation. Only a scientifically constrained broadband source can effectively generate broadband ground motions.
Wenjing Wang   +3 more
wiley   +1 more source

Tribo-elastodynamics in the prediction of high-performance transmission efficiency

open access: yes, 2019
Tribo-elastodynamics in the prediction of high-performance transmission ...
Vishak Elisaus (1258176)
core   +1 more source

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