Results 11 to 20 of about 106 (104)

Cutoff wavenumber analysis of arbitrarily shaped waveguides using regularized method of fundamental solutions with excitation sources

open access: yesElectronics Letters, Volume 59, Issue 23, December 2023., 2023
For the eigenvalue of a two‐dimensional hollow waveguide, a regularized MFS‐ES (RMFS‐ES) is proposed, which avoids the choice of the auxiliary boundary and spurious frequencies. In addition, to improve the accuracy of RMFS‐ES in solving polygonal waveguide eigenvalue, a wedge scheme (WS) is given.
Tingting Yan   +4 more
wiley   +1 more source

Regularized SPH model for soil–structure interaction with generalized frictional boundary

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 47, Issue 10, Page 1852-1875, July 2023., 2023
Abstract This paper proposes a regularized smoothed particle hydrodynamics (SPH) scheme to solve the problems of tensile instability and stress noise in large‐deformation soil–structure interaction. Particle shifting and stress regularization are combined to maintain uniform stresses and particle distributions.
Yadong Wang, Wei Wu, Chong Peng
wiley   +1 more source

Advances in Delamination Analysis and Damage Prediction: A Comprehensive Review on Polymer Composite Materials

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
This comprehensive study advances delamination analysis in composites through innovative computational methods, experimental validation techniques, and predictive algorithms, collectively enhancing damage progression prediction and structural health monitoring for improved integrity in high‐performance applications.
Dhivya Elumalai   +4 more
wiley   +1 more source

A Decompositional Approach for Two‐Dimensional, Two‐Phase, Nonlinear Inverse Stefan Problems Using the Method of Fundamental Solutions

open access: yesStudies in Applied Mathematics, Volume 156, Issue 2, February 2026.
ABSTRACT In this paper, we propose a decompositional (phase‐wise split) approach to solve a two‐dimensional, two‐phase (solid and liquid, say), nonlinear inverse Stefan problem. The first step is to approximate the unknown moving boundary between the two phases and the Stefan condition on that boundary using the overspecified boundary and initial data ...
Gujji Murali Mohan Reddy   +2 more
wiley   +1 more source

A Computational Multiscale Framework for Bone Remodeling: Coupling Apparent Density Evolution and Microscale Shape Optimization

open access: yesInternational Journal for Numerical Methods in Biomedical Engineering, Volume 41, Issue 10, October 2025.
This study introduces a multiscale patient‐specific framework that couples mechano‐biological bone remodeling at the macroscale with microscale shape optimization. The framework is validated through literature case studies and demonstrates how remodeling influences vertebral fracture behavior.
Balavignesh Vemparala   +9 more
wiley   +1 more source

A review of multiscale numerical modeling of rock mechanics and rock engineering

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 3, Page 382-405, September 2025.
Multiscale numerical methods of rock mechanics and rock engineering are reviewed, and the review results show that more attention should be paid to the development of an advanced constitutive model in addition to numerical techniques themselves. Abstract Rock is geometrically and mechanically multiscale in nature, and the traditional phenomenological ...
Xindong Wei, Zhe Li, Gaofeng Zhao
wiley   +1 more source

Latent Representation Learning in Physics‐Informed Neural Networks for Full Waveform Inversion

open access: yesEarth and Space Science, Volume 12, Issue 9, September 2025.
Abstract Full waveform inversion (FWI), a state‐of‐the‐art seismic inversion algorithm, comprises an iterative data‐fitting process to recover high‐resolution Earth's properties (e.g., velocity). At the heart of this process lies the numerical wave equation solver, which necessitates discretization.
Mohammad H. Taufik   +2 more
wiley   +1 more source

ANN‐Based Green's Function Approach for Reservoir Geomechanics

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, Volume 49, Issue 12, Page 2820-2831, 25 August 2025.
ABSTRACT Green's functions have been a tool to analyze important reservoir geomechanics effects like subsidence, compaction, well closure, and permeability variation. However, the classical Green's function is related to linear elastic, homogenous, and geometrically simplified media.
Matheus L. Peres   +2 more
wiley   +1 more source

Multiphysics Simulation Methods in Computer Graphics

open access: yesComputer Graphics Forum, Volume 44, Issue 2, May 2025.
Abstract Physics simulation is a cornerstone of many computer graphics applications, ranging from video games and virtual reality to visual effects and computational design. The number of techniques for physically‐based modeling and animation has thus skyrocketed over the past few decades, facilitating the simulation of a wide variety of materials and ...
Daniel Holz   +5 more
wiley   +1 more source

Risk analysis of distribution network outages under a typhoon–rainstorm–flood disaster chain

open access: yesEnergy Conversion and Economics, Volume 6, Issue 2, Page 126-139, April 2025.
Abstract The typhoon–rainstorm–flood disaster chain poses a significant flooding risk to urban distribution network (DN) equipment, often leading to power system outages. The increasing frequency and severity of this disaster chain in East Asia, driven by global warming, population growth, and land‐use changes, highlight the need for improved disaster ...
Hui Hou   +6 more
wiley   +1 more source

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