Results 11 to 20 of about 4,711,500 (287)

Distinguishing the Effects of Stress Intensity and Stress Duration in Plant Responses to Salinity

open access: yesPlants, 2023
Species-specific variation in response to stress is a key driver of ecological patterns. As climate change alters stress regimes, coastal plants are experiencing intensifying salinity stress due to sea-level rise and more intense storms.
Caitlin DiCara, Keryn Gedan
doaj   +2 more sources

Fatigue Crack Growth in Complex Stress Fields [PDF]

open access: yes, 2008
Fatigue crack growth has been traditionally modelled using LEFM through the use of the Paris law. This requires an accurate method for stress intensity factor (K) calculation. Weight functions have been developed for one-dimensional cracks (e.g.
Chahardehi A, Chahardehi, Amir Ebrahim
core   +7 more sources

Fracture mechanics approach to design analysis of notches, steps and internal cut-outs in planar components [PDF]

open access: yes, 2007
A new approach to the assessment and optimization of geometric stress-concentrating features is proposed on the basis of the correspondence between sharp crack or corner stressfield intensity factors and conventional elastic stress concentration factors (
Gray, T.G.F., Wood, J.
core   +4 more sources

Dual boundary element method for axisymmetric crack analysis [PDF]

open access: yes, 2002
In this paper a dual boundary element formulation is developed and applied to the evaluation of stress intensity factors in, and propagation of, axisymmetric cracks.
Wrobel, LC, Lacerda, LA
core   +6 more sources

Evaluating stress intensity factors due to weld residual stresses by the weight function and finite element methods [PDF]

open access: yes, 2010
This paper presents a study on the application of the weight function and finite element methods to evaluate residual stress intensity factors in welded test samples.
Yahaya, N. A.   +5 more
core   +1 more source

A novel weight function for RMS stress intensity factor determination in surface cracks [PDF]

open access: yes, 2010
This paper discusses the problem of stress intensity factor determination in surface cracks. In particular, the concept of root mean square stress intensity factors (RMS SIF) is discussed for the general class of semi-elliptical surface cracks.
Brennan, Feargal P.   +1 more
core   +1 more source

About the effect of plastic dissipation in heat at the crack tip on the stress intensity factor under cyclic loading [PDF]

open access: yes, 2013
Please cite this article as: Ranc, N., Palin-Luc, T., Paris, P.C., Saintier, N., About the effect of plastic dissipation in heat at the crack tip on the stress intensity factor under cyclic loading, International Journal of Fatigue (2013).Because of the ...
PARIS, Paul C.   +7 more
core   +1 more source

Stress intensity factors computation for bending plates with extended finite element method [PDF]

open access: yes, 2012
The modelization of bending plates with through-the-thickness cracks is investigated. We consider the Kirchhoff–Love plate model, which is valid for very thin plates.
Salaün, Michel   +2 more
core   +1 more source

A modelling technique for calculating stress intensity factors for structures reinforced by bonded straps. Part I: Mechanisms and formulation [PDF]

open access: yes, 2010
This paper describes a 2D FE modelling technique for predicting fatigue crack growth life of integral structures reinforced by bonded straps. This kind of design offers a solution to the intrinsic lack of damage tolerance of integral structures.
Boscolo, Marco, Zhang, Xiang
core   +1 more source

Montmorency cherries reduce the oxidative stress and inflammatory responses to repeated days high-intensity stochastic cycling [PDF]

open access: yes, 2014
This investigation examined the impact of Montmorency tart cherry concentrate (MC) on physiological indices of oxidative stress, inflammation and muscle damage across 3 days simulated road cycle racing.
Stevenson, Emma   +9 more
core   +1 more source

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