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Evolution of the Wave Pattern for Piecewise Linear Uniaxial Tension and Compression of a Heteromodular Elastic Bar
AbstractThe process of changing the wave pattern in the problem of nonstationary deformation of a heteromodular elastic bar under uniaxial piecewise...
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Interaction of Plane Strain Waves in a Heteromodular Elastic Half-Space at the Stage of Forced Stop** of Its Boundary after Uniaxial Tension–Compression
AbstractThe evolution of the wave pattern in a multimodulus elastic half-space with a boundary moving in nonstationary uniaxial piecewise linear...
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Local well-posedness of the inertial Qian–Sheng’s Q-tensor dynamical model near uniaxial equilibrium
We consider the inertial Qian–Sheng’s Q -tensor dynamical model for the nematic liquid crystal flow, which can be viewed as a system coupling the...
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Data-driven confidence bound for structural response using segmented least squares: a mixed-integer programming approach
As one of data-driven approaches to computational mechanics in elasticity, this paper presents a method finding a bound for structural response,...
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Exact simulation for direction-dependent large elastic strain responses of soft fibre-reinforced composites
An explicit form of the elastic strain-energy function for direction-dependent large elastic strain behaviors of soft fiber-reinforced composites is...
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A novel triple periodic minimal surface-like plate lattice and its data-driven optimization method for superior mechanical properties
Lattice structures can be designed to achieve unique mechanical properties and have attracted increasing attention for applications in high-end...
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Statistical analysis of heat-induced rock physics and mineralogical alteration processes of monzogranite samples from Bátaapáti, Hungary
Heat-induced physical changes of rocks, as would happen in fire accidents, have crucial importance in the long-term stability of underground openings...
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Numerical and Analytical Investigation of Shock Wave Processes in Elastoplastic Media
AbstractThe Wilkins model for an elastoplastic medium is considered. A theoretical analysis of discontinuous solutions under the assumption of...
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Unified simulation of hardening and softening effects for metals up to failure
Toward accurately simulating both hardening and softening effects for metals up to failure, a new finite strain elastoplastic J 2 -flow model is...
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Identification of Initial Critical Resolved Shear Stresses Using of a Two-Level Model of Inelastic Deformation
AbstractThe problem of identifying the initial critical resolved shear stresses (CRSS) of slip systems is considered in the framework of a two-level...
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Are Elastic Materials Like Gambling Machines?
In this chapter, stochastic hyperelastic models are defined, and a numerical procedure is described for the calibration of such models to...
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Mechanical assessment of defects in welded joints: morphological classification and data augmentation
We develop a methodology for classifying defects based on their morphology and induced mechanical response. The proposed approach is fairly general...
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A Projection Method Based on Discrete Normalized Dynamical System for Computing C-eigenpairs
The largest C-eigenvalue of piezoelectric tensors determines the highest piezoelectric coupling constant, which reflects the coupling between the...
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Modeling Uniaxial Nonuniform Cell Proliferation
Growth in biological systems occurs as a consequence of cell proliferation fueled by a nutrient supply. In general, the nutrient gradient of the...
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Torus-like solutions for the Landau-de Gennes model. Part III: torus vs split minimizers
We study the behaviour of global minimizers of a continuum Landau–de Gennes energy functional for nematic liquid crystals, in three-dimensional...
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Uniaxial Attitude Stabilization of a Rigid Body under Conditions of Nonstationary Perturbations with Zero Mean Values
This paper deals with the problem of uniaxial stabilization of the angular position of a rigid body exposed to a nonstationary perturbing torque. The...
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Fractional-order visco-plastic constitutive model for uniaxial ratcheting behaviors
This paper proposes a novel unified visco-plastic constitutive model for uniaxial ratcheting behaviors. The cyclic deformation of the material...
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Stiffness and toughness of soft/stiff suture joints in biological composites
Biological composites can overcome the conflict between strength and toughness to achieve unprecedented mechanical properties in engineering...
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Molecular dynamics investigations on the influence of solutes on the tensile behavior of Polyamide6
Although PA6 shows remarkable properties, when in contact with specific media, the strength is reduced. Here we report about molecular dynamics (MD)...
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A kernel method for learning constitutive relation in data-driven computational elasticity
For numerical simulation of elastic structures, data-driven computational approaches attempt to use a data set of material responses, without...
