Results 91 to 100 of about 492,585 (315)

Construction of best-fit fatigue curves considering material properties and loading modes (Translated)

open access: yesMechanical Engineering Journal
In this study, best-fit fatigue curves are constructed considering material properties and loading modes. Three common fatigue test methods (rotating bending, axial load-control, and strain-control) are compared, and their scopes of application are ...
Masahiro TAKANASHI   +2 more
doaj   +1 more source

Differential Item Functioning on the Patient Health Questionnaire 8 by Disease Subtype, Language, Sex, and Age Among People With Systemic Sclerosis: A Scleroderma Patient‐Centered Intervention Network Cohort Study

open access: yesArthritis Care &Research, EarlyView.
Objective Somatic items used in depression assessments can potentially overlap with symptoms related to physical illness, including systemic sclerosis (SSc). No studies have looked at whether somatic depression items may be influenced by diffuse versus limited SSc disease subtypes, which are associated with varying degrees of symptom presentation.
Sophie Hu   +110 more
wiley   +1 more source

The effects of surface defects on the fatigue of water and oil lubricated contacts [PDF]

open access: yes, 2000
A study into effects of surface defects on the rolling contact fatigue of brass and rail steel has been undertaken on a twin-disc rolling-sliding test machine with both oil and water lubrication.
Gao, N., Dwyer-Joyce, R. S.
core   +1 more source

Analysis of fatigue strength of titanium-steel flange connection bolts in ship

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] Bolt is usually used in connection for titanium alloy bulbous bow domes of new types of ships and such connection is exposed to bow slamming and wave loading,thus fatigue analysis of titanium-steel connection structure is necessary.[Methods]
SONG Zhenwei   +4 more
doaj   +1 more source

Addressing Economic Insecurities Can Improve Patient‐Reported Outcomes in Lupus

open access: yesArthritis Care &Research, EarlyView.
Objective Economic insecurities, such as food, housing, transportation, and financial challenges, are modifiable risk factors and influence patient‐reported outcomes (PROs) in systemic lupus erythematosus (SLE). We examined the following: (1) associations between economic insecurities and PROs, and (2) the impact of screening and addressing economic ...
Jay Patel   +8 more
wiley   +1 more source

Surface characterization and influence of anodizing process on fatigue life of Al 7050 alloy [PDF]

open access: yes, 2011
The present study investigates the influence of anodizing process on fatigue life of aluminium alloy 7050-T7451 by performing axial fatigue tests at stress ratio ‘R’ of 0.1.
Chaussumier, Michel   +9 more
core   +1 more source

Fatigue testing of biomaterials and their interfaces [PDF]

open access: yesDental Materials, 2017
The objective of this article is to describe the importance of fatigue to the success of restorative dentistry, with emphasis on the methods for evaluating the fatigue properties of materials in this field, and the durability of their bonded interfaces.The stress-life fatigue and fatigue crack growth approaches for evaluating the fatigue resistance of ...
openaire   +2 more sources

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

Metabolic Mechanisms of Vocal Fatigue [PDF]

open access: yes, 2013
Vocal fatigue is among the most debilitating conditions affecting individuals with voice disorders. Impressions about mechanisms potentially underlying vocal fatigue have varied depending on how fatigue is defined, participants studied, and measures made,
Nanjundeswaran, Chayadevie
core  

Current research priorities in chronic fatigue syndrome/myalgic encephalomyelitis: Disease mechanisms, a diagnostic test and specific treatments

open access: yes, 2006
Chronic fatigue syndrome (CFS) is an illness characterised by disabling fatigue of at least 6 months duration, which is accompanied by various rheumatological, infectious and neuropsychiatric symptoms.
Langford, P.R.   +90 more
core   +1 more source

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