Results 51 to 60 of about 1,334,534 (307)

Circular holes as sources of stress concentration in the parts of machines and devices used in mining [PDF]

open access: yesMining and Metallurgy Engineering Bor, 2016
This work discusses the impact of circular forms on stress distribution in the parts of machines and devices used in mining, since it represents a typical source of stress concentration.
Radojković Mladen   +3 more
doaj   +1 more source

Comparative Evaluation of Hemodiafiltration, Hemoperfusion, and Standard Hemodialysis on Efficacy, Inflammatory Control, Dialysis Adequacy, and Safety in End‐Stage Renal Disease: A Prospective Observational Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Chronic micro‐inflammation in patients with end‐stage renal disease (ESRD) is a significant driver of cardiovascular complications and diminished quality of life. While standard hemodialysis (SHD) effectively manages small‐molecule clearance, its ability to remove medium‐to‐large uremic toxins—the primary catalysts of systemic ...
Hongwei Zuo   +5 more
wiley   +1 more source

Derivation of the stress concentrations at holes in orthotropic plates using thermoelastic stress analysis [PDF]

open access: yes, 2009
An experimental study of the stress distribution around holes in orthotropic composite laminates has been conducted using thermoelastic stress analysis (TSA).
Quinn, S.   +2 more
core  

Acute Stress Improves Concentration Performance [PDF]

open access: yes, 2020
Acute stress can have both detrimental and beneficial effects on cognitive processing, but effects on concentration performance remain unclear. Here, we investigate the effects of acute psychosocial stress on concentration performance and possible ...
Schwaninger, Adrian   +7 more
core   +1 more source

Regional gas control scheme and effect analysis

open access: yesGong-kuang zidonghua, 2018
In view of problems of high gas pressure and poor permeability of outburst coal seam, unsatisfactory of outburst elimination effect of regional gas control, slow speed of coal roadway excavation and tension of working face replacement caused by deep ...
HU Zhifang
doaj   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Digital image correlation in the classroom: determining stress concentration factors with webcams [PDF]

open access: yes, 2012
In this study, we introduce graduate students to an experiment with digitalimage correlation (DIC). From an educational point of view, the aim is to get students familiar with basic aspects of stereovision and DIC, for example, speckle pattern, subset ...
Coppieters, Sam   +4 more
core   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Topic 3.2: Stress Concentration Factors [PDF]

open access: yes, 2020
Short description of stress concentration ahead of a notch in advance of discussing stress concentration at a sharp ...
Chad Sinclair (8575815)
core   +1 more source

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