Results 41 to 50 of about 640,995 (314)

A Review of the Erosion of Thermal Barrier Coatings. [PDF]

open access: yes, 2007
The application of thermal barrier coatings (TBCs) to components with internal cooling in the hot gas stream of gas turbine engines has facilitated a steep increase in the turbine entry temperature and the associated increase in performance and ...
Nicholls, John R., Wellman, R. G.
core   +1 more source

Predicting and Comparing the Subjective Health Experience of Older Cancer Survivors and Non‐Cancer Survivors: A Modeling Approach

open access: yesAging and Cancer, EarlyView.
This study underscores the significant influence of frailty and vitality on the subjective health experience of older cancer survivors with acceptance and control emerging as salient mediators. These findings affirm the conceptual and empirical robustness of the model highlighting its potential utility in shaping future interventions for older cancer ...
Damien S. E. Broekharst   +4 more
wiley   +1 more source

Erosion Factor Analysis of Coiled Tubing with Helical Buckling

open access: yesShiyou jixie, 2023
During coiled tubing(CT)operations,a wide annulus between CT and casing may lead to helical buckling and serious erosion of the CT inner wall.The inner wall erosion of CT with helical buckling was investigated through physical experiment and numerical ...
Cao Yinping   +4 more
doaj  

Natural Products as Geroprotective Modulators in Diabetic Nephropathy: A Mechanistic Framework Integrating Aging Hallmarks and the AMPK–SIRT1–Nrf2 Axis

open access: yesAging and Cancer, EarlyView.
Natural products target the aging kidney in diabetic nephropathy by restoring the AMPK–SIRT1–Nrf2 axis, reducing oxidative stress, inflammation, fibrosis, and cellular senescence while enhancing mitochondrial biogenesis and antioxidant defenses.
Sherif Hamidu   +8 more
wiley   +1 more source

Inhibition of Classical and Alternative Complement Pathway by Ravulizumab and Eculizumab

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To explore the feasibility of classical (CH50) and alternative (AH50) complement pathway activity as potential biomarkers for treatment guidance and monitoring during therapy with ravulizumab in patients with generalized myasthenia gravis (gMG) and compare these to therapeutic drug monitoring under eculizumab.
Lea Gerischer   +14 more
wiley   +1 more source

Evaluating the Impacts of Climate Change on Soil Erosion Rates in Central Mexico

open access: yesAIMS Geosciences, 2017
Although water-eroded soil (WES) resulting from human activities has been recognized as the leading global cause of land degradation, the soil erosion risks from climate change are not clear.
Santos Martínez-Santiago   +3 more
doaj   +1 more source

Erosion Behavior of Steel Pipes Carrying of Some Iraqi Crude Oils [PDF]

open access: yesEngineering and Technology Journal, 2016
This paper deals with erosion that is defined as a process of progressive removal of material from a target surface due to repeated impacts of solid particles for the special case of two phases (liquid and solid). Experimental investigation dependence on
Ali H. Ataiwi   +2 more
doaj   +1 more source

Erosion of metals by multiple impacts with water [PDF]

open access: yes, 1971
Investigation determines - relation between impact velocity and minimum number of impacts producing visible erosion, relation between high frequency fatigue stresses and number of cycles to failure, water-hammer stresses relation to high frequency ...
Rudy, S. L., Thiruvengadam, A.
core   +1 more source

Prediction of Myasthenia Gravis Worsening: A Machine Learning Algorithm Using Wearables and Patient‐Reported Measures

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Myasthenia gravis (MG) is a rare disorder characterized by fluctuating muscle weakness with potential life‐threatening crises. Timely interventions may be delayed by limited access to care and fragmented documentation. Our objective was to develop predictive algorithms for MG deterioration using multimodal telemedicine data ...
Maike Stein   +7 more
wiley   +1 more source

Formulating Fine to Medium Sand Erosion for Suspended Sediment Transport Models

open access: yesJournal of Marine Science and Engineering, 2015
The capacity of an advection/diffusion model to predict sand transport under varying wave and current conditions is evaluated. The horizontal sand transport rate is computed by vertical integration of the suspended sediment flux.
François Dufois, Pierre Le Hir
doaj   +1 more source

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