Results 11 to 20 of about 10,534 (244)

Free Vibration Behavior of a Gradient Elastic Beam with Varying Cross Section

open access: yesShock and Vibration, 2014
Based on strain gradient elasticity theory, a finite element procedure is proposed for computation of natural frequencies for the microbeams of constant width and linear varying depth.
Mustafa Özgür Yayli
doaj   +1 more source

On Finite Element Computations of Contact Problems in Micropolar Elasticity

open access: yesAdvances in Materials Science and Engineering, 2016
Within the linear micropolar elasticity we discuss the development of new finite element and its implementation in commercial software. Here we implement the developed 8-node hybrid isoparametric element into ABAQUS and perform solutions of contact ...
Victor A. Eremeyev   +2 more
doaj   +1 more source

Couple stress theory of curved rods. 2-D, high order, Timoshenko’s and Euler-Bernoulli models

open access: yesCurved and Layered Structures, 2017
New models for plane curved rods based on linear couple stress theory of elasticity have been developed.2-D theory is developed from general 2-D equations of linear couple stress elasticity using a special curvilinear system of coordinates related to the
Zozulya V.V.
doaj   +1 more source

Elastic-plastic analysis of shells by variational method on the basis of high-degree polynomials

open access: yesStructural Mechanics of Engineering Constructions and Buildings, 2023
The purpose of the research is to develop a variational method for calculation of three-dimensional structures based on approximating functions with finite carriers of an arbitrary degree of approximation.
Farid S. Khayrullin, Oleg M. Sakhbiev
doaj   +1 more source

Nonlocal theory of curved rods. 2-D, high order, Timoshenko’s and Euler-Bernoulli models

open access: yesCurved and Layered Structures, 2017
New models for plane curved rods based on linear nonlocal theory of elasticity have been developed. The 2-D theory is developed from general 2-D equations of linear nonlocal elasticity using a special curvilinear system of coordinates related to the ...
Zozulya V.V.
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

Solution of the Thermoelastic Problem for a Two-Dimensional Curved Beam with Bimodular Effects

open access: yesMathematics, 2022
In classical thermoelasticity, the bimodular effect of materials is rarely considered. However, all materials will present, in essence, different properties in tension and compression, more or less.
Xiao-Ting He   +3 more
doaj   +1 more source

The resultant linear six‐field theory of elastic shells: What it brings to the classical linear shell models? [PDF]

open access: yesZAMM - Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, 2015
Basic relations of the resultant linear six‐field theory of shells are established by consistent linearization of the resultant 2D non‐linear theory of shells. As compared with the classical linear shell models of Kirchhoff‐Love and Timoshenko‐Reissner type, the six‐field linear shell model contains the drilling rotation as an independent kinematic ...
openaire   +2 more sources

AN ECONOMETRIC ANALYSIS OF FARM PRODUCTION . FUNCTIONS FOR THE MOST IMPORTANT CEREAL CROPS IN DAKAHLIA GOVERNORATE [PDF]

open access: yesJournal of Agricultural Economics and Social Sciences, 2006
Cereal crops are considered to be of important crops in Egypt. Therefore, the study is to estimate farm production functions for cereal crops in Dakahlia Govemorate.
W. El-Batawi   +3 more
doaj   +1 more source

A note on the uniqueness of 2D elastostatic problems formulated by different types of potential functions

open access: yesOpen Physics, 2018
New additional conditions required for the uniqueness of the 2D elastostatic problems formulated in terms of potential functions for the derived Papkovich-Neuber representations, are studied.
Guerrero José Luis Morales   +3 more
doaj   +1 more source

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