Results 71 to 80 of about 56,317 (312)

R-Curve and fatigue crack growth behavior in partially stabilized zirconia

open access: yesNihon Kikai Gakkai ronbunshu, 2014
It has been known that the high fracture toughness of partially stabilized zirconia (PSZ) is due to a process zone caused by stress induced transformation at a crack tip.
Akira YOSHIKAWA   +3 more
doaj   +1 more source

New Onset of Fibromyalgia After Exposure to a Combat Environment: A Longitudinal Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Traumatic life events are hypothesized to be triggers for the onset of fibromyalgia. Posttraumatic stress disorder (PTSD) is a common comorbidity of fibromyalgia. However, limited prospective data are available on the development of fibromyalgia after exposure to high‐magnitude stress.
Jay B. Higgs   +15 more
wiley   +1 more source

Novel direct method on the life prediction of component under high temperature-creep fatigue conditions [PDF]

open access: yes, 2013
This paper presents a novel direct method, within the Linear Matching Method (LMM) framework, for the direct evaluation of steady state cyclic behaviour of structures subjected to high temperature – creep fatigue conditions.
Chen, Haofeng, Gorash, Yevgen
core  

A comparative study of fatigue behaviour of flax/epoxy and glass/epoxy composites [PDF]

open access: yes, 2012
Experimental investigations on flax and glass fabrics reinforced epoxy specimens, i.e. FFRE and GFRE, submitted to fatigue tests are presented in this paper. Samples having [0/90]3S and [±45]3S stacking sequences, with similar fibre volume fractions have
GNING, Papa-Birame   +2 more
core   +1 more source

A multiscale overview of modelling rolling cyclic fatigue in bearing elements [PDF]

open access: yes, 2022
During service, bearing components experience rolling cyclic fatigue (RCF), resulting in subsurface plasticity and decay of the parent microstructure.
Abdullah, U., Khan, Z.A.
core   +1 more source

Cyclic plasticity and fatigue of metals [PDF]

open access: yesLe Journal de Physique IV, 1993
This report is a survey of the cyclic deformation and fatigue behaviour of selected engineering steels and alloys. Emphasis is placed on the important roles of the cyclic slip mode and the stability of the microstructure during cyclic stressing and on the conditions of fatigue testing with respect to the failure mechanisms and fatigue life.
openaire   +1 more source

Evaluating a Pragmatic Strength Alternative for Frailty Measurement and Assessing Its Predictive Capacity Against Established Frailty Instruments in Rheumatoid Arthritis

open access: yesArthritis Care &Research, EarlyView.
Objective Frailty occurs prematurely in rheumatoid arthritis (RA) and is associated with poor health outcomes. We compared the performance of four frailty instruments, including a pragmatic alternative measure using chair sit‐to‐stand (STS), and evaluated their abilities to predict poor health outcomes.
Kylie E. Riggles   +14 more
wiley   +1 more source

New Nonlinear Cumulative Fatigue Damage Model Based on Ecological Quality Dissipation of Materials

open access: yesInternational Journal of Aerospace Engineering, 2021
The failure of many aircraft structures and materials is caused by the accumulation of fatigue damage under variable-amplitude cyclic loading wherein the damage evolution of materials is complicated.
Hongsong Li   +3 more
doaj   +1 more source

Integrating Patient‐Reported Quality Measures in Systemic Lupus Erythematosus: Development of the American College of Rheumatology Implementation Guide

open access: yesArthritis Care &Research, EarlyView.
Objective To support high‐quality, patient‐centered care for systemic lupus erythematosus (SLE), the American College of Rheumatology (ACR) developed evidence‐based measures incorporating clinical and patient‐reported outcome measures (PROMs). Using the Consolidated Framework for Implementation Research (CFIR), we conducted semistructured interviews ...
Catherine Nasrallah   +13 more
wiley   +1 more source

On the cyclic J-integral of a 3D semi elliptical surface crack [PDF]

open access: yes, 2014
This paper investigates an approach for calculating the cyclic J-Integral (ΔJ) through a new industrial application. A previously proposed method is investigated further with the extension of this technique through a new application of a practical 3D ...
Hughes, Martin   +5 more
core   +1 more source

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