Improved Lagrangian coherent structures with modified finite-time Lyapunov exponents in the PIC framework

Z Qian, M Liu, L Wang, C Zhang - Computer Methods in Applied Mechanics …, 2024 - Elsevier
The technique of identifying Lagrangian Coherent Structures (LCSs) has emerged as a
powerful tool for studying incompressible flows. Yet, the discrepancies arising from …

An entropy-stable updated reference Lagrangian smoothed particle hydrodynamics algorithm for thermo-elasticity and thermo-visco-plasticity

CH Lee, PR Refachinho de Campos, AJ Gil… - Computational Particle …, 2023 - Springer
This paper introduces a novel upwind Updated Reference Lagrangian Smoothed Particle
Hydrodynamics (SPH) algorithm for the numerical simulation of large strain thermo-elasticity …

A finite micro-rotation material point method for micropolar solid and fluid dynamics with three-dimensional evolving contacts and free surfaces

R Ma, WC Sun - Computer Methods in Applied Mechanics and …, 2022 - Elsevier
This paper introduces an explicit material point method designed specifically for simulating
the micropolar continuum dynamics in the finite deformation and finite microrotation regime …

[图书][B] Meshfree and particle methods: fundamentals and applications

T Belytschko, JS Chen, M Hillman - 2023 - books.google.com
Meshfree and Particle Methods Provides thorough coverage of essential concepts and state-
of-the-art developments in the field Meshfree and Particle Methods is the first book of its kind …

Morphology and Structure of Brass–Invar Weld Interface after Explosive Welding

A Malakhov, A Epishin, I Denisov, I Saikov, G Nolze - Materials, 2022 - mdpi.com
This paper presents the results of a study of the morphology and structure at the weld
interface in a brass–Invar bimetal, which belongs to the class of so-called thermostatic …

[HTML][HTML] Gradient of nanostructures at the interface of Al/Cu welded joints produced by the high strain-rate collision during magnetic pulse impact welding

RN Raoelison, JS Li, T Sapanathan, Z Zhang… - Journal of Alloys and …, 2024 - Elsevier
This paper focuses on the nanoscale characterization of a welded Al/Cu interface produced
by magnetic pulse welding. Welding tests were performed using three field shapers with …

Nodally integrated thermomechanical RKPM: Part I—Thermoelasticity

M Hillman, KC Lin - Computational Mechanics, 2021 - Springer
In this two-part paper, a stable and efficient nodally-integrated reproducing kernel particle
method (RKPM) is introduced for solving the governing equations of generalized …

An iteration-free semi-Lagrangian meshless method for Burgers' equations

L Ma, L Zhao, X Wang - Engineering Analysis with Boundary Elements, 2023 - Elsevier
It has been verified in our previous study, the semi-Lagrangian method combined with the
element free Galerkin method performs very well in solving the convection-dominated …

Temporally stabilized peridynamics methods for shocks in solids

X Ren, J Zhu - Computational Mechanics, 2021 - Springer
The computational methods for the shocks modeling would face two major challenges:(1)
the severe damage with large deformations and (2) the intermittent waves. Peridynamics …

A novel coupled Euler–Lagrange method for high resolution shock and discontinuities capturing

Z Jin, J Ning, X Xu - … Journal for Numerical Methods in Fluids, 2024 - Wiley Online Library
The accurate capturing of shock waves by numerical methods has long been a focus of
attention in engineering owing to singularity problems in discontinuities. In this article, a …