Results 31 to 40 of about 236,299 (266)

Proposal of the prediction method for fatigue strength of corroded rails with pitting corrosion by actual stress and stress gradient

open access: yesNihon Kikai Gakkai ronbunshu, 2023
Rail corrosion is one of the causes of rail breaks. The relationship between rail corrosion state and fatigue strength is still unclear. Therefore, to accurately estimate the fatigue strength of corroded rails, the prediction method for fatigue strength ...
Jun MIZUTANI   +3 more
doaj   +1 more source

Micro-mechanical modelling of high cycle fatigue behaviour of metals under multiaxial loads [PDF]

open access: yes, 2012
An analysis of high cycle multiaxial fatigue behaviour is conducted through the numerical simulation of polycrystalline aggregates using the finite elementmethod.
PALIN-LUC, Thierry   +3 more
core   +1 more source

The effect of quenching and defects size on the HCF behaviour of Boron steel [PDF]

open access: yes, 2014
This work investigates the effect of natural and artificial surface defects and quenching on the fatigue strength of a Boron steel (22MnB5). A vast experimental campaign has been undertaken to study the high cycle fatigue behaviour and more specifically ...
PESSARD, Etienne   +4 more
core   +1 more source

Modelling the role of non metallic inclusions on the anisotropic fatigue behaviour of forged steel [PDF]

open access: yes, 2011
Forged components are known to show high cyclic and monotonic mechanical properties. This is mainly due to a better compactness and a finer microstructure introduced by the forming process. However, this good mechanical behaviour is sometimes a source of
D. Bellett   +7 more
core   +1 more source

Comparison between defects and micro-notches in multiaxial fatigue – The size effect and the gradient effect [PDF]

open access: yes, 2009
Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0142112308002156This paper attempts to improve the understanding of the multiaxial high cycle fatigue response of micro sized stress concentrations or notches of different ...
MOREL, Franck, NADOT, Yves, MOREL, Anne
core   +1 more source

Investigation the Creep-Fatigue Behavior and A.C. Electrical Conductivity of AA 6061 Under Ultrasonic Peening [PDF]

open access: yesEngineering and Technology Journal, 2019
Ultrasonic peening is an innovative surface improvement process used to increase the resistance of aircraft metals and enhance high cycle fatigue life. The process creates residual compressive stresses deep into part surfaces.
Hussain Al-Alkawi   +2 more
doaj   +1 more source

Higher Hamstrings Strength and Stability Are Related to Lower Kinematics Alteration during Running after Central and Peripheral Fatigue

open access: yesSensors, 2022
Fatigue can be classified as peripheral or central depending on the extent of its effects. Muscle strength reduction, associated with the appearance of fatigue during running, produces kinetics and kinematics modifications which could lead to an ...
Alberto Encarnación-Martínez   +5 more
doaj   +1 more source

Statistical assessment of multiaxial HCF criteria at the grain scale [PDF]

open access: yes, 2014
Multiaxial high cycle fatigue modeling of materials is an issue that concerns many industrial domains (automotive, aerospace, nuclear, etc.) and in which many progress still remains to be achieved.
PALIN-LUC, Thierry   +5 more
core   +1 more source

High cycle fatigue damage mechanisms in cast aluminium subject to complex loads [PDF]

open access: yes, 2013
Lien vers la version éditeur: http://www.sciencedirect.com/science/article/pii/S0142112312002356This article is dedicated to the high cycle fatigue behaviour of cast hypo-eutectic Al–Si alloys. In particular, the AlSi7Cu05Mg03 alloy is investigated.
AUGUSTINS, Louis   +4 more
core   +1 more source

Super‐Refractory Status Epilepticus (SRSE) in a Patient With Compound Heterozygous OPA1 Variants: Case Report and Literature Review

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Super‐Refractory Status Epilepticus (SRSE) is a rare, life‐threatening neurological emergency with unclear etiology in many cases. Mitochondrial dysfunction, often due to disease‐causing genetic variants, is increasingly recognized as a cause, with each gene producing distinct pathophysiological mechanisms.
Pouria Mohammadi   +2 more
wiley   +1 more source

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