Results 51 to 60 of about 190,282 (218)

Computational micro to macro transitions for shape memory alloy composites using periodic homogenization [PDF]

open access: yes, 2015
In the current manuscript, a homogenization framework is proposed for periodic composites with shape memory alloy (SMA) constituents under quasi-static thermomechanical conditions.
CHEMISKY, Yves   +3 more
core   +1 more source

Multiscale and Failure Analysis of Periodic Lattice Structures

open access: yesApplied Sciences
A full-cycle, multiscale analysis technique was developed for periodic lattice structures with geometric repetition, aiming for more efficient modeling to predict their failure loads.
Young Kwon, Matthew Minck
doaj   +1 more source

Micromechanics-Based Homogenization of the Effective Physical Properties of Composites With an Anisotropic Matrix and Interfacial Imperfections

open access: yesFrontiers in Materials, 2019
Micromechanics-based homogenization has been employed extensively to predict the effective properties of technologically important composites. In this review article, we address its application to various physical phenomena, including elasticity, thermal
Seunghwa Ryu   +4 more
doaj   +1 more source

Convergence rates of eigenvalue problems in perforated domains: the case of small volume

open access: yesAdvanced Nonlinear Studies
This paper is concerned with the Dirichlet eigenvalue problem for Laplace operator in a bounded domain with periodic perforation in the case of small volume.
Shen Zhongwei, Zhuge Jinping
doaj   +1 more source

Homogenization of Attractors to Reaction–Diffusion Equations in Domains with Rapidly Oscillating Boundary: Subcritical Case

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы
We consider the reaction–diffusion system of equations with rapidly oscillating terms in the equation and in boundary conditions in a domain with locally periodic oscillating boundary.
G.F. Azhmoldaev   +3 more
doaj   +1 more source

Observation of local density increase during pellet homogenization on EAST

open access: yesNuclear Fusion, 2023
By combining the X-mode polarized lower and upper cut-off reflections obtained from the density profile reflectometer, we have successfully attained a comprehensive density profile spanning from the edge to the core region in pellet injection (PI ...
J. Huang   +23 more
doaj   +1 more source

On Homogeneous Ideals [PDF]

open access: yesProceedings of the Glasgow Mathematical Association, 1955
The modern algebraic treatment of geometry in projective spaces focuses attention on the properties of homogeneous ideals in polynomial and power-series rings. This inevitably raises questions concerning how far ordinary ideal theory needs to be modified if only homogeneous ideals are to be regarded as significant.
openaire   +2 more sources

The homogeneity conjecture [PDF]

open access: yesProceedings of the National Academy of Sciences, 1979
We show that, for any function f in which Kleene's O is computable, the ordering of Turning degrees (i.e., degrees of difficulty of computation of functions) is not isomorphic to the ordering of degrees of functions from which f is computable. This refutes a well-known
openaire   +3 more sources

Stochastic homogenization of Λ-convex gradient flows [PDF]

open access: yes, 2021
In this paper we present a stochastic homogenization result for a class of Hilbert space evolutionary gradient systems driven by a quadratic dissipation potential and a Λ-convex energy functional featuring random and rapidly oscillating coefficients ...
Heida, Martin   +2 more
core   +1 more source

Mechanical Characterization of 3D-Printed Scaffolds: A Multi-Objective Optimization Approach Using Virtual Testing and Homogenization

open access: yesBiomimetics
A method to characterize the mechanical properties of cellular materials manufactured using 3D printing, specifically employing the fused deposition modeling (FDM) technique, is developed. Numerical simulations, virtual testing, and optimization based on
Pablo I. León   +3 more
doaj   +1 more source

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