Constitutive model for brittle and plastic deformation
The microstructural record of porphyroclasts and matrix of partly serpentinized peridotite mylonites – from brittle and crystal-plastic deformation to dissolution–precipitation creep
... record brittle and crystal-plastic deformation of the peridotite at upper-mantle conditions and differential stresses of a few hundred ...pentinized, deformation occurred mainly by ...
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Geochronological constraint on the brittle plastic deformation along the Hatagawa Fault Zone, NE Japan
... The cataclasite zone is NNW-SSE trending and continuous over at least 40 km with a maximum thickness of 100 m. One type of mylonite is low-T mylonite, which is mainly developed for a length of 6 km along the HFZ. The ...
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A Uniform Viscoelastic-Plastic Constitutive Model for MD-PMMA at a Wide Temperature Range
... The deformation characteristics of MD-PMMA vary greatly at different ...uniform model could be used to describe these complex characteristics was ...entire deformation processes of PMMA were divided ...
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Fracture Toughness for Brittle Fracture of Elastic and Plastic Materials
... the plastic deformation, which is described by Griffith’s mechanism, and the elastic energy stored in the material after plastic deformation is different from the initial one because of ...
5
Phase Transformations Induced by Severe Plastic Deformation
... Similar to the semiconductors Si and Ge, plastic deformation of oxides is generally very difficult due to their hard and brittle nature resulting from their covalent or ionic bonding. However, the HPT ...
11
Constitutive model for large strain deformation of semicrystalline polymers
... Constitutive model validation for the Brusselle-Dupend model was carried out by comparison with experimental data and it was shown that the simulations closely reproduced the expected results for ...
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Relaxation model for dynamic plastic deformation of materials
... Mechanical model for plastic relaxation of stresses in metals has been ...characteristic plastic relaxation time, which is assumed as a material ...of plastic deformation in low defect ...
5
A SPH approach for large deformation analysis with hypoplastic constitutive model
... hypoplastic model; (b) SPH with D-P model; (c) FEM with D-P ...large deformation, however, SPH has definite advantage over ...hypoplastic model under the reduction factor of 1.9 is performed ...
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Elastic-plastic endochronic constitutive model of 0Crl7Ni4Cu4Nb stainless steels
... endochronic constitutive model were investigated by experiments and ...the model and the experiments. Therefore, the elastic-plastic endochronic constitutive model could be a ...
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Elastic-plastic endochronic constitutive model of 0Crl7Ni4Cu4Nb stainless steels
... endochronic constitutive model were investigated by experiments and ...the model and the experiments. herefore, the elastic-plastic endochronic constitutive model could be a ...
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A linear model of elasto-plastic and adhesive contact deformation
... contact deformation are time-consuming in numerical cal- culations for the distinct element method (DEM) and quite often unnecessary to represent the actual contact deforma- tion of common particulate ...contact ...
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Dislocation model of localized plastic deformation initiated with a flat punch
... Contact deformation induced by the highly localized plastic deformation is a fundamental problem often encountered in engi- neering ...localized plastic flow is undesirable; in others contact ...
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Physics-based Constitutive Model for the Hot Deformation of 2Cr11Mo1VNbN Martensitic Stainless Steel
... corresponding deformation temperatures at cooling rate of 20K/s and held for 2 minutes to ensure a uniform material ...detailed deformation processing path is shown in ...
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Severe plastic deformation of metals
... main deformation mechanism is grain boundary sliding, but this sliding cannot occur without a diffusion controlled accommodation ...the constitutive equations for both deformation ...
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A physically-based constitutive model for high temperature microstructural degradation under cyclic deformation
... creep-fatigue deformation with martensitic lath to subgrain transformation ...cyclic deformation can have a detrimental effect on structural integrity of P91 and similar ...
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An anisotropic inelastic constitutive model to describe stress softening and permanent deformation in arterial tissue
... The model was shown to successfully describe the typical soft tissue damage phenomena of stress softening, with good quality fits for the experimental data ...the model to predict the anisotropic softening ...
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On the Definition of State Variables for an Internal State Variable Constitutive Model Describing Metal Deformation
... variable constitutive model describing metal deformation is re- ...a deformation model and the Ideal Gas ...in deformation models is discussed, and whether strain serves as an ...
8
Effect of plastic deformation on elastic and plastic recovery in CP-Titanium
... This plastic recovery behaviour is observed to be dependent on sample ...material model which takes into accounts the directional degradation of elastic modulus and the plastic recovery as a function ...
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‘Plastic Deformation, Mechanical and Adhesive Properties of Bio-Plastic Material
... or deformation by milling machine on the surface of Selfix material need to be addressed to achieve better and high- er-strength surface ...ness model is based on mechanical analysis, and hardness and ...
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Effect of plastic deformation on elastic and plastic recovery in CP-Titanium
... This plastic recovery behaviour is observed to be dependent on sample ...material model which takes into accounts the directional degradation of elastic modulus and the plastic recovery as a function ...
8