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Constitutive relation

Synergies between the constitutive relation error concept and PGD model reduction for simplified V&V procedures

Synergies between the constitutive relation error concept and PGD model reduction for simplified V&V procedures

... the constitutive relation error (CRE) concept which has been widely used over the last 40 years for verification and validation of computational mechanics ...

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Proper Generalized Decomposition computational methods on a benchmark problem: introducing a new strategy based on Constitutive Relation Error minimization

Proper Generalized Decomposition computational methods on a benchmark problem: introducing a new strategy based on Constitutive Relation Error minimization

... The paper outline is as follows: in “The benchmark problem” we present the one dimensional transient thermal benchmark problem. In “Optimal reduced solution”, an optimal reduced solution, computed from a brute force ...

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A Constitutive Relation for Shape Memory Alloys

A Constitutive Relation for Shape Memory Alloys

... It is important that the kinetic relation chosen incorporates some characteristics observed in the experimental literature and the theory. Shaw and Kyriakides [56] ob- served the stick-slip behavior of the ...

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Implementing an empirical scalar constitutive relation for ice with flow induced polycrystalline anisotropy in large scale ice sheet models

Implementing an empirical scalar constitutive relation for ice with flow induced polycrystalline anisotropy in large scale ice sheet models

... The main issue about the establishment of tertiary flow conditions in the periodic environment of our ISMIP-HOM experiments concerns the possible cycling of the flowing ice through a variety of stress regimes. This leads ...

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Constitutive Relation for Ambient Temperature Creep in Hexagonal Close Packed Metals

Constitutive Relation for Ambient Temperature Creep in Hexagonal Close Packed Metals

... 4 Double logarithmic plots of the modulus-compensated applied stress and the extrapolated steady state creep rate for all specimens at ambient temperature.. divided into two regions for [r] ...

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Online Full Text

Online Full Text

... SnAgCu constitutive relation and Pao’s SnPb constitutive relation, the numbers of life cycles to failure, for other critical regions, Fig 4 were calculated to see the risk of first calculation ...

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Estimation of the validity domain of hyper-reduction approximations in generalized standard elastoviscoplasticity

Estimation of the validity domain of hyper-reduction approximations in generalized standard elastoviscoplasticity

... Methods: We restrict our attention to generalized standard materials. Upon use of incremental variational principles, we propose an error in constitutive relation. This error is split into three terms ...

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Fault rupture simulation of the 2014 Kamishiro fault nagano prefecture earthquake using 3D-FEM

Fault rupture simulation of the 2014 Kamishiro fault nagano prefecture earthquake using 3D-FEM

... the constitutive relation during stress drop to evaluate the acceleration response together with the consideration of the surface ...appropriate constitutive parameters and fine FEM mesh with a size ...

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Transient shear banding in entangled polymers: a study using the Rolie-Poly model

Transient shear banding in entangled polymers: a study using the Rolie-Poly model

... nonmonotonic constitutive relation between total shear stress and applied shear rate, but transient banding is sometimes seen in fluids that do not shear band at steady ...state constitutive behavior ...

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Covariant Constitutive Relations, Landau Damping and Non-Stationary Inhomogeneous Plasmas

Covariant Constitutive Relations, Landau Damping and Non-Stationary Inhomogeneous Plasmas

... electromagnetic constitutive relations are formulated that have wide applicability to the computation of susceptibility tensors for dispersive and inhomogeneous ...linear constitutive relation for a ...

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Mechanical behaviour modelling under dynamic conditions: Application to structural and high strength steels

Mechanical behaviour modelling under dynamic conditions: Application to structural and high strength steels

... Abstract. Current needs in the design and optimization of complex ballistic protection structures lead to the development of more and more accurate numerical modelling for high impact velocity. The aim of developing such ...

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Polyomavirus Large T Antigen Induces Alterations in Cytoplasmic Signalling Pathways Involving Shc Activation

Polyomavirus Large T Antigen Induces Alterations in Cytoplasmic Signalling Pathways Involving Shc Activation

... induces constitutive Shc phosphorylation involves alterations in (i) the secretion of growth factors, (ii) the expression of receptors, and (iii) the activities of kinases or phosphatases involved in the control ...

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On the constitutive effects of contingent associations

On the constitutive effects of contingent associations

... What, then, are the main takeaways from this theoretical intervention? First of all, it tells us that to understand the expansion of finance, we need an understanding of money and finance that overcomes the distinction ...

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A smeared seismicity constitutive model

A smeared seismicity constitutive model

... In this approach rate and state variable behaviour has been incorporated into a bulk constitutive model and ap- plied to prediction of unstable behaviour in a homogeneous crustal model. Since in the second model ...

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Constitutive models for peat   A review

Constitutive models for peat A review

... Before considering the constitutive models, it is necessary to have a comprehension of the geomechanical behaviour of peat under laboratory and in-situ conditions. For convenience of modelling, the structure of ...

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Constitutive Secretion in Tetrahymena thermophila

Constitutive Secretion in Tetrahymena thermophila

... The unknown genetic lesion responsible for the loss of reg- ulated secretion in strain SB281 makes a detectable but minor impact on the overall protein profile of the rich-medium secretome. A few proteins evident in the ...

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Generalizations of Blakesley’s Source Shift Theorem

Generalizations of Blakesley’s Source Shift Theorem

... For the analysis of N ¯ then an appropriate system of be- havioral equations is setted up. Elimination of the branch voltages and currents of its subnetwork N results in a system of constitutive equations of a ...

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Mutations Causing Constitutive Invertase Synthesis in Yeast: Genetic Interactions with snf Mutations

Mutations Causing Constitutive Invertase Synthesis in Yeast: Genetic Interactions with snf Mutations

... The previously isolated constitutive mutation ssn6 is epistatic to cidl, regl and hxk2 for very high level constitutive invertase expression.. Mutations in SNF genes that [r] ...

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Constitutive Modeling for Cyclic Plasticity and Ratcheting

Constitutive Modeling for Cyclic Plasticity and Ratcheting

... This paper critically evaluates the performance of five constitutive models in predicting ratcheting responses of carbon steel for a broad set of uniaxial and biaxial loading histories. The models proposed by ...

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Impaired mucosal defense to acute colonic injury in mice lacking cyclooxygenase 1 or cyclooxygenase 2

Impaired mucosal defense to acute colonic injury in mice lacking cyclooxygenase 1 or cyclooxygenase 2

... during the recovery period after DSS treatment (19). However, it is likely that COX-2 also acts through com- plementary mechanisms. Recently, COX-2 has been reported to mediate oral immunologic tolerance to a dietary ...

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