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A temperature/strain-rate-dependent finite deformation constitutive and failure model for solid propellants
The stress-strain response under progressive damage and the ultimate failure of solid propellants are two key issues affecting the integrity of solid...
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Plastic Deformation
The plastic deformation, or plasticity, of crystals has been rationalized in terms of dislocations since the 1930s, and current computational...
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Model of Plastic Deformation and Failure of Solids
A model of localized plastic flow development based on the idea about interaction between plasticity carriers and acoustic emission pulses generated...
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Microstructural Failure Mechanisms Analysis
The susceptibility of FRP composites to damage induced by impact loads presents a critical challenge, limiting their widespread utilization across...
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Effect of Hydrogen on the Development of Deformation and Fracture in Titanium Alloy VT22 in the Temperature Range of 293–823 K
The development of deformation and fracture in titanium alloy VT22 in the temperature range of 293–823 K is studied in the presence of ~0.1 wt.%...
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Peridynamic simulation of creep deformation and damage
This study presents a nonordinary state-based (NOSB) peridynamic (PD) modeling of creep deformation and damage. The force density vectors in PD...
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Fluctuations and failure in granular materials: theory and numerical simulations
We consider a dense aggregate of elastic, frictional particles isotropically compressed and next uniaxial strained at constant pressure. We show how...
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Microstructure, Mechanical Properties and Fracture of Austenitic Steel EK-164 After Warm Deformation at 600–900°C
The effect of the modes of thermomechanical treatment (TMT), involving warm plastic deformation (e = 2) by rolling in the temperature interval of 600...
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Experimental Investigations and Finite Element Simulations on the Deformation Behavior and Failure Modes of a Grade 8.8 Alloy Steel
Abstract—This work presents an experimental investigation and a finite element analysis on mechanical behavior, in particular, the deformation...
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Classification of inelastic deformation and material-intrinsic indices about mechanical performance of general solid matter
The present article is aimed to detect material-intrinsic indices that can be used to supervise the mechanical performance of general solid matter....
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Fracture failure characteristics of porous polycrystalline ice based on the FDEM
The finite-discrete element method (FDEM) can be used to simulate brittle materials such as polycrystalline ice with specific geometric information....
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Experimental and Numerical Investigation of Mesoscale Deformation-Induced Surface Roughening in Polycrystalline Metals and Alloys (Review)
AbstractThe paper provides a review of experimental and numerical studies of deformation-induced surface roughening in loaded metals and alloys....
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Influence of Temperature and Deformation on Structure and Mechanical Properties of Stainless Steel
Metastable austenitic steels refer to materials that have numerous engineering applications. Operation of equipment components at different...
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Plastic deformation effect on contact behaviour in granular materials
Contact tests on machined and natural granite showed that extensive plastic deformation which extends to the core shape is happening before the...
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Atomistic explanation of compression-induced deformation mechanisms in boron carbide
The compression-induced deformation mechanisms of boron carbide (B 4 C) have not been well understood due to its complex crystal structure. Here, we...
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Effect of Structural-Phase State on the Deformation Behavior and Mechanical Properties of Near β Titanium Alloy VT22 in the Temperature Range 293–823 K
AbstractThis paper investigates the effect of thermomechanical treatments, including deformation by radial shear rolling or severe plastic...
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ULTRASONIC AND METALLOGRAPHIC STUDY OF THE HEAT-AFFECTED ZONE OF A CARBON STEEL WELDED JOINT UNDER PLASTIC DEFORMATION AND FATIGUE
AbstractFailure of an St3sp steel sample under uniaxial tension and fatigue is studied using metallographic and ultrasonic pulse-echo techniques....
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A Study of Deformation and Fracture of the Eutectic in an Additively Manufactured Al-Si Composite Alloy
AbstractExperimental and numerical studies were conducted on AlSi12 alloy fabricated by wire-feed electron beam additive manufacturing to examine the...
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Modeling of Non-Isothermal Viscoelastic-Viscoplastic Deformation of Bending Reinforced Plates
AbstractA model of non-isothermal viscoelastic-viscoplastic deformation of multidirectionally reinforced flexible plates has been developed. The...
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Study of Local Deformation in an Additively Manufactured Steel Composite
The kinetics of localized deformation has been studied in a low-carbon steel/austenitic stainless steel composite produced by electron beam additive...