Results 61 to 70 of about 634,063 (311)

Finite element analysis of fretting crack propagation

open access: yes, 2011
In this work, the finite elements method (FEM) is used to analyse the growth of fretting cracks. FEM can be favourably used to extract the stress intensity factors in mixed mode, a typical situation for cracks growing in the vicinity of a fretting ...
Basseville, Stéphanie, Proudhon, Henry
core   +3 more sources

Comparison of shot peening and nitriding surface treatments under complex fretting loadings [PDF]

open access: yes, 2006
Considered as a plague for numerous industrial assemblies, fretting associated with small oscillatory displacements is encountered in all quasi-static contacts submitted to vibrations.
Fouvry, S.   +2 more
core   +2 more sources

Mechanics of fretting fatigue tests

open access: yesInternational Journal of Mechanical Sciences, 1987
A popular fretting fatigue test, in which oscillating tension is applied in phase with the fretting force, is analyzed. The configuration is a generalization of the well-known Mindlin contact problem, and it is shown that the addition of bulk tension has a substantial effect on the stick- slip geometry and the shear traction at the interface.
Nowell, D, Hills, D
openaire   +1 more source

Carbon Dot‐Based Mechanofluorescent Hydrogel with Tunable Fluorescence for Bioengineering Applications

open access: yesSmall, EarlyView.
Hybrid hydrogels embedded with carbon‐based quantum dots (CQDs) exhibit real‐time fluorescence change in response to compressive force. These hydrogels demonstrate multifunctionality, biocompatibility, and tunable mechanofluorescent behavior, enabling advanced applications in soft robotics.
Elahe Masaeli   +3 more
wiley   +1 more source

Fatigue Crack Nucleation and Growth in Recrystallized Annealed Ti‐6Al‐4V Combat Aircraft Structures

open access: yesFatigue &Fracture of Engineering Materials &Structures, EarlyView.
ABSTRACT In the Swiss Air Force (SAF) F/A‐18C/D Hornet fleet, recrystallized annealed Ti‐6Al‐4V was selected for the wing carry through bulkheads to meet their demanding operational usage profile requirements that included increased airframe strength and toughness.
I. Field   +5 more
wiley   +1 more source

What Matters Most? Developing a Core Patient Reported Outcome Set for Individuals With Genetic Intellectual Disabilities: An International Delphi Study

open access: yesJournal of Intellectual Disability Research, EarlyView.
ABSTRACT Background Improving care and research for individuals with genetic intellectual disabilities (GID) requires the identification and measurement of relevant patient reported outcomes (PROs). PROs represent the patient perspective on their health status.
Nadia Y. van Silfhout   +5 more
wiley   +1 more source

Fatigue strength evaluation for individual strands of overhead conductors using a biaxial fretting fatigue test bench [PDF]

open access: yesMATEC Web of Conferences, 2019
This paper presents a biaxial fretting fatigue test bench which provides the capability of performing fretting fatigue experiments on individual wires of a conductor combining the effect of both alternating tension and bending loadings to represent a ...
Omrani Amine   +4 more
doaj   +1 more source

Energetic microdomains and the vascular control of neuronal and muscle excitability: Toward a unified model

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend The capillary–mitochondria–ion channel (CMIC) axis scales structural resources to match functional workload. (Left) In settings of restricted energetic capacity (e.g. cortical neurons), sparse capillary networks and modest mitochondrial pools set a lower energetic ceiling, sufficient to support phasic, low‐workload excitability. (
L. Fernando Santana, Scott Earley
wiley   +1 more source

Bending Fretting Fatigue Characteristics of 18CrNiMo7-6 Alloy Steel

open access: yesCailiao gongcheng, 2017
A series of bending fretting fatigue tests of 18CrNiMo7-6 alloy steel were carried out, the bending fretting fatigue S-N curve was built up, and an analysis was made on the test results.
SHEN Yan-tuan   +5 more
doaj   +1 more source

An energy description of wear mechanisms and its applications to oscillating sliding contacts [PDF]

open access: yes, 2003
To quantify wear rates, the Archard approach is classically applied. It relates the wear volume to the product of the sliding distance and the normal load.
Archard   +22 more
core   +1 more source

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