Results 1 to 10 of about 417,522 (214)

On a classical spectral optimization problem in linear elasticity [PDF]

open access: green, 2014
We consider a classical shape optimization problem for the eigenvalues of elliptic operators with homogeneous boundary conditions on domains in the $N$-dimensional Euclidean space.
B Kawohl   +18 more
core   +2 more sources

Network element methods for linear elasticity

open access: yesComptes Rendus. Mécanique, 2023
We explain how to derive a network element for the linear elasticity problem. After presenting sufficient conditions on the network for the validity of a discrete Korn inequality, we also propose several variations of the presented method and in ...
Coatléven, Julien
doaj   +1 more source

Radiation force of compressional plane waves on a sphere embedded in an elastic medium†

open access: yesForces in Mechanics, 2023
The aim of this work is to derive exact partial-wave series expressions for the radiation force of plane compressional progressive waves propagating inside an elastic medium and incident upon an embedded elastic sphere.
F.G. Mitri
doaj   +1 more source

On damage tensor in linear anisotropic elasticity [PDF]

open access: yesTheoretical and Applied Mechanics, 2017
In this paper, the anisotropic linear damage mechanics is presented starting from the principle of strain equivalence. The authors have previously derived damage tensor components in terms of elastic parameters of undamaged (virgin) material in closed ...
Jarić Jovo, Kuzmanović Dragoslav
doaj   +1 more source

On plane Λ-fractional linear elasticity theory

open access: yesTheoretical and Applied Mechanics Letters, 2020
: Non-local plane elasticity problems are discussed in the context of Λ-fractional linear elasticity theory. Adapting the Λ-fractional derivative along with the Λ-fractional space, where geometry and mechanics are valid in the conventional way, non-local
K.A. Lazopoulos, A.K. Lazopoulos
doaj   +1 more source

The elastic deformation process of bimetallic objects

open access: yesInternational Journal of Mathematics for Industry, 2022
In industrial problems linear elasticity simulation has been known to be successfully solved by the Finite Element Methods (FEMs). However, a mathematical model as well as a numerical solution program that can be applied to the deformation simulation of ...
Thi Thanh Mai Ta, Phuong Cuc Hoang
doaj   +1 more source

Numerical Solution of Bending of the Beam with Given Friction

open access: yesMathematics, 2021
We are interested in a contact problem for a thin fixed beam with an internal point obstacle with possible rotation and shift depending on a given swivel and sliding friction.
Michaela Bobková, Lukáš Pospíšil
doaj   +1 more source

Representation of Waves of Displacements and Micro-rotations by Systems of the Screw Vector Fields [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2020
The present study concerns the coupled vector differential equations of the linear theory of micropolar elasticity formulated in terms of displacements and micro-rotations in the case of a harmonic dependence of the physical fields on time. The system is
Radaev, Yurii Nickolaevich
doaj   +1 more source

Fractional continua for linear elasticity

open access: yesArchives of Mechanics, 2014
Fractional continua is a generalisation of the classical continuum body. This new concept shows the application of fractional calculus in continuum mechanics. The advantage is that the obtained description is non-local.
W. Sumelka, T. Blaszczyk
doaj   +1 more source

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