Results 51 to 60 of about 1,365,433 (369)

Postural destabilization induced by trunk extensor muscles fatigue is suppressed by use of a plantar pressure-based electro-tactile biofeedback [PDF]

open access: yesArbeitsphysiologie (2008) epub ahead of print, 2008
Separate studies have reported that postural control during quiet standing could be (1) impaired with muscle fatigue localized at the lower back, and (2) improved through the use of plantar pressure-based electro-tactile biofeedback, under normal neuromuscular state.
arxiv   +1 more source

Corrosion Fatigue Crack Growth Studies on Pressure Vessel and Piping Steels in Water Environment

open access: yesArchives of Metallurgy and Materials, 2017
Corrosion fatigue crack growth studies were conducted on eccentrically-loaded single edge notch tension specimens made of SA 333 Gr. 6 and SA 516 Gr. 70 carbon steels in water environment. The experiments were conducted using a ±250 kN capacity Universal
Mathew N.M.   +3 more
doaj   +1 more source

Application of accelerated life testing in human reliability analysis [PDF]

open access: yes, 2022
As manufacturers and technologies become more complicated, manufacturing errors such as machine failure and human error have also been considered more over the past. Since machines and humans are not error-proof, managing the machines and human errors is a significant challenge in manufacturing systems.
arxiv   +1 more source

Fatigue-resistant adhesion of hydrogels

open access: yesNature Communications, 2020
The adhesion of soft connective tissues (tendons, ligaments, and cartilages) on bones in many animals can maintain high toughness (∽800 J m−2) over millions of cycles of mechanical loads.
Ji Liu   +6 more
semanticscholar   +1 more source

Seismic Behavior of a Steel Beam-to-Concrete-Filled Steel Tubular Column Connection Using External Diaphragms

open access: yesApplied Sciences, 2022
This paper investigates the seismic behavior of a steel beam-to-concrete-filled steel tubular column connection with external diaphragms. In addition to the multiple advantages observed for manufacturing and assembly, this type of connection is expected ...
Cristhian Ramirez Ortiz   +5 more
doaj   +1 more source

Modelling Pre-fatigue, Low-velocity Impact and Fatigue behaviours of Composite Helicopter Tail Structures under Multipoint Coordinated Loading Spectrum [PDF]

open access: yesarXiv, 2022
This paper aims to numerically study the pre-fatigue, low-velocity impact (LVI) and fatigue progressive damage behaviours of a full-scale composite helicopter tail structure under multipoint coordinated loading spectrum. First, a fatigue progressive damage model (PDM) incorporating multiaxial fatigue residual strength degradation rule, fatigue failure ...
arxiv  

Monitoring Training Load to Understand Fatigue in Athletes

open access: yesSports Medicine, 2014
Many athletes, coaches, and support staff are taking an increasingly scientific approach to both designing and monitoring training programs. Appropriate load monitoring can aid in determining whether an athlete is adapting to a training program and in ...
S. Halson
semanticscholar   +1 more source

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

Thermomechanical Fatigue of Lost Foam Cast Al–Si Cylinder Heads—Assessment of Crack Origin Based on the Evaluation of Pore Distribution

open access: yesMetals, 2019
In automotive cylinder heads, thermomechanical fatigue (TMF) leads to crack initiation within the critical loaded sections. This effect becomes even more relevant in lost foam cast cylinder heads since its system-dependent porosity shows a significant ...
Martin Wagner   +5 more
doaj   +1 more source

Fatigue [PDF]

open access: yesThe Pedagogical Seminary, 1892
n ...
openaire   +1 more source

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