Results 1 to 10 of about 760,552 (308)

Modeling and Optimal Design of Machining-Induced Residual Stresses in Aluminium Alloys Using a Fast Hierarchical Multiobjective Optimization Algorithm [PDF]

open access: yes, 2011
The residual stresses induced during shaping and machining play an important role in determining the integrity and durability of metal components. An important issue of producing safety critical components is to find the machining parameters that create ...
Christophe Pinna   +10 more
core   +1 more source

Infiltration of MHD liquid into a deformable porous material

open access: yesResults in Physics, 2018
We analyze the capillary rise dynamics for magnetohydrodynamics (MHD) fluid flow through deformable porous material in the presence of gravity effects.
Anum Naseem   +3 more
doaj   +1 more source

Equivalent thermo-mechanical parameters for perfect crystals

open access: yes, 2010
Thermo-elastic behavior of perfect single crystal is considered. The crystal is represented as a set of interacting particles (atoms). The approach for determination of equivalent continuum values for the discrete system is proposed.
A.I. Lurie   +16 more
core   +1 more source

MODELLING OF STRESS GRADIENT EFFECT ON FATIGUE LIFE USING WEIBULL BASED DISTRIBUTION FUNCTION [PDF]

open access: yes, 2013
In the present paper, a new approach is developed in order to take into account the stress gradient effect on fatigue life of structural components. The proposed approach is based on the weakest link concept in which the shape coefficient of the Weibull ...
KAROLCZUK, Aleksander   +1 more
core   +3 more sources

Multi-Information Source Fusion and Optimization to Realize ICME: Application to Dual Phase Materials [PDF]

open access: yes, 2018
Integrated Computational Materials Engineering (ICME) calls for the integration of computational tools into the materials and parts development cycle, while the Materials Genome Initiative (MGI) calls for the acceleration of the materials development ...
Allaire, Douglas   +4 more
core   +3 more sources

A Turbulent Constitutive Law for the Two-Dimensional Inverse Energy Cascade

open access: yes, 2005
We develop a fundamental approach to a turbulent constitutive law for the 2D inverse cascade, based upon a convergent multi-scale gradient (MSG) expansion.
Eyink, Gregory L.
core   +2 more sources

Local Elastic Stress Approach for Fatigue Life Calculation by the Finite Element Method (FEM)

open access: yesCommunications, 2004
The paper discusses possibilities of a description of material fatigue and prediction of service life of machine parts on the basis of stress state calculations using the finite element method (FEM).
Milan Ruzicka
doaj   +1 more source

Mining-Induced Redistribution of the Abnormal Stress under the Close Bearing Coal Pillar for Entry Design

open access: yesAdvances in Civil Engineering, 2021
Underground space is vulnerable to large deformation influenced by the abnormal stress induced by the bearing coal pillar. A numerical simulation model was established to determine the redistribution of the abnormal stress induced by the mining ...
Xudong Liu   +5 more
doaj   +1 more source

Flooding and Soil Properties Control Plant Intra- and Interspecific Interactions in Salt Marshes

open access: yesPlants, 2022
The stress gradient hypothesis (SGH) states that plant-plant interactions shift from competition to facilitation in increasing stress conditions. In salt marshes, edaphic properties can weaken the application of the SGH by amplifying the intensity of ...
Elisa Pellegrini   +7 more
doaj   +1 more source

Fractional Generalizations of Gradient Mechanics

open access: yes, 2018
This short chapter provides a fractional generalization of gradient mechanics, an approach (originally advanced by the author in the mid 80s) that has gained world-wide attention in the last decades due to its capability of modeling pattern forming ...
Aifantis, E. C.
core   +1 more source

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