Results 1 to 10 of about 14,859 (303)

Theoretical Analysis of Thin Curved Rod Displacements

open access: diamondНаука и техника, 2021
The paper presents a comparative theoretical analysis of the movements of the curved rods of various curvature forms, which can be applied as tools for ultrasonic treatment of holes in fragile materials.
V. P. Lugovoi
doaj   +4 more sources

Nonlinear Weakly Curved Rod by Γ-Convergence [PDF]

open access: bronzeJournal of Elasticity, 2011
We present a nonlinear model of weakly curved rod, namely the type of curved rod where the curvature is of the order of the diameter of the cross-section. We use the approach analogous to the one for rods and curved rods and start from the strain energy functional of three dimensional nonlinear elasticity and do not presuppose any constitutional ...
Igor Velčić
openaire   +5 more sources

The Dielectrophoretic Interactions of Curved Particles in a DC Electric Field [PDF]

open access: yesMicromachines
In practical dielectrophoretic cell interaction experiments, cells do not always exhibit circular or rod-like shapes, making the study of dielectrophoretic interactions among irregularly shaped particles of significant importance.
Zhiwei Huang   +3 more
doaj   +2 more sources

Rods near curved surfaces and in curved boxes [PDF]

open access: greenPhysica A: Statistical Mechanics and its Applications, 1997
39 pages including figures and tables. 12 eps figures.
Yaman, K.   +4 more
openaire   +4 more sources

A curved compliant spinal bone anchor to enhance fixation strength. [PDF]

open access: yesPLoS ONE
Pedicle screws have long been established as the gold standard for spinal bone fixation. However, their fixation strength can be compromised in cases of low bone density, particularly in osteoporotic bone, due to the reliance on a micro-shape lock ...
Esther P de Kater   +3 more
doaj   +2 more sources

On Finite Deformations of Spatially Curved Bisymmetric Thin-Walled Rods [PDF]

open access: goldArchives of Civil Engineering, 2016
Deriving the formulas for strain components, we are assuming, that cross-section of a rod being rotated in space during deformation does not need to be perpendicular to deformed centroid line. This not a quite intuitive assumption allows for more compact
Bijak R., Kołodziej G.
doaj   +2 more sources

New refined model for curved linear anisotropic rods with circular cross section

open access: goldApplications in Engineering Science, 2021
An asymptotic reduction method is introduced to construct a curved rod theory for a general anisotropic linearized elastic material. For the sake of simplicity, the cross section is assumed to be circular.
Erick Pruchnicki   +2 more
doaj   +2 more sources

ASYMPTOTIC BEHAVIOR OF STRUCTURES MADE OF CURVED RODS [PDF]

open access: greenAnalysis and Applications, 2008
In this paper, we study the asymptotic behavior of a structure made of curved rods of thickness 2δ when δ tends to 0. This study is carried on within the frame of linear elasticity by using the unfolding method. It is based on several decompositions of the structure displacements and on the passing to the limit in fixed domains.
Georges Griso
openaire   +6 more sources

Natural and forsed osculations of pipelines in contact with the Wincler medium [PDF]

open access: yesE3S Web of Conferences, 2023
In this paper, the pipeline is modeled as a curved rod in contact with the Winkler medium. Linear oscillations of a curved viscoelastic rod lying on the Winkler base are considered.
Safarov I I   +4 more
doaj   +1 more source

Dynamic instability of vibrations of thin-wall composite curvorine viscoelastic tubes under the influence of pulse pressure [PDF]

open access: yesE3S Web of Conferences, 2020
In this paper the results of a study of the dynamic characteristics of thin-walled composite curved viscoelastic pipes under the influence of internal pulsating pressures is presented. The relationship between stress and strain is described by the Aviary
Mirsaidov Mirziyod   +2 more
doaj   +1 more source

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