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Elastoplastic Constitutive Equations
Elastic deformation is induced microscopically by the elastic deformations of the material particles themselves, exhibiting a one-to-one...
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The prediction of the coefficient of restitution between impacting spheres and finite thickness plates undergoing elastoplastic deformations and wave propagation
The coefficient of restitution (COR) is a pragmatic analytical tool needed to solve impact problems. The coefficient is customarily obtained...
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A fully coupled thermo-hydro-mechanical elastoplastic damage model for fractured rock
A detailed and fully coupled thermo-hydro-mechanical (THM) model for fractured rock is presented. This model distinguishes itself by harmoniously...
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Topology optimization of support structures in metal additive manufacturing with elastoplastic inherent strain modeling
This paper presents a topology optimization algorithm to deal with elastoplastic and layer-by-layer simulation for the additive manufacturing...
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Modeling the visco-elastoplastic behavior of deep coal based on conformable derivative
The visco-elastoplastic deformation of deep coal poses a challenge for gas control in a high-stress environment. To investigate the mechanical...
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Subloading-Overstress Model: Unified Constitutive Equation for Elasto-Plastic and Elasto-Viscoplastic Deformations Under Monotonic and Cyclic Loadings
Various elasto-plastic models for the rate-independent deformation, various elasto-viscoplastic models for the rate-dependent deformation and their...
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Experimental Contact Acoustic Nonlinearity of Interfaces During Loading-Unloading Cycle: Combined Effects of Elastoplastic Nonlinear Spring, Crack-Clap**, and Adhesion
Experimental results are presented for the contact acoustic nonlinearity of interfaces between two solid surfaces in dry contact which experience a...
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Elastoplastic theory of finite deformation and its solution method for non-ordinary state-based peridynamics
The peridynamics is a new meshless method, which has developed rapidly in recent years because of its superiority in dealing with discontinuity...
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Thermodynamically consistent concurrent material and structure optimization of elastoplastic multiphase hierarchical systems
The concept of concurrent material and structure optimization aims at alleviating the computational discovery of optimum microstructure...
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An Asynchronous Variational Integrator for Contact Problems Involving Elastoplastic Solids
Simulations of contact problems involving at least one plastic solid may be costly due to their strong nonlinearity and requirements of stability. In...
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Determination of Elastoplastic Properties of 2024 Aluminum Alloy Using Deep Learning and Instrumented Nanoindentation Experiment
The instrumented nanoindentation technique has been widely used to measure the tensile properties of various materials, for its simple specimen...
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A General framework for finite strain elastoplastic models: a theoretical approach
This paper presents a generalization of the elastoplastic constitutive models considering a large strain regime. The theory and numerical algorithms...
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Numerical Computation of Plasticity in Large Deformations Using the Asymptotic Numerical Method
The primary goal of this study is to simulate finite transformation elasto-plasticity problems using the Asymptotic Numerical Method (ANM)....
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Two-scale off-and online approaches to geometrically exact elastoplastic rods
This work compares two different computational approaches to geometrically exact elastoplastic rods. The first approach applies an elastoplastic...
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Nonlinear Dynamics of NEMS/MEMS Elements in the Form of Beams Taking into Account the Temperature Field, Radiation Exposure, Elastoplastic Deformations
In this work, a nonlinear vibrations theory of NEMS/MEMS beam elements is constructed. Nanobeams are considered as a Cosserat continuum with...
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Reduced-order multiscale modeling of plastic deformations in 3D alloys with spatially varying porosity by deflated clustering analysis
Aluminum alloys are increasingly utilized as lightweight materials in the automobile industry due to their superior capability in withstanding high...
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Calculation of Bridge-Support Pile Foundations Taking Karst Deformations Into Account in the Base
A numerical method is developed for calculating a pile foundation of bridge support with karst deformations forming in the base, taking into account...
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An accurate and unified study on non-symmetric tensile and compressive responses of elastoplastic bars and beams until failure
A new and unified approach is proposed toward accurately analyzing overall elastoplastic responses of axially loaded bars and finite bending beams...
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Elastoplastic modeling cyclic behavior of natural soft clay with principal stress rotation under traffic loading
Subgrade soil subjected to traffic loading imposes significant cyclic principal stress rotation and thus yields complex cyclic behavior. Up to now,...
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Physics-informed deep learning method for predicting tunnelling-induced ground deformations
Tunnelling-induced ground deformations inevitably affect the safety of adjacent infrastructures. Accurate prediction of tunnelling-induced...
