Results 21 to 30 of about 108,301 (268)

Crack Analysis in the Sae 1117 Steel Shafts for Inclusion and Heat Treatment Combination Effect

open access: yesEuropean Mechanical Science, 2018
Surface hardening in steels isa process in which a chemical composition is changed by thermo-chemicalprocesses in a determined region and, accordingly, some micro-structure ischanged.
Taner Kavas   +4 more
doaj   +1 more source

Quantity Effect of Radial Cracks on the Cracking Propagation Behavior and the Crack Morphology

open access: yesPLoS ONE, 2014
In this letter, the quantity effect of radial cracks on the cracking propagation behavior as well as the circular crack generation on the impacted glass plate within the sandwiched glass sheets are experimentally investigated via high-speed photography system.
Jingjing Chen   +4 more
openaire   +4 more sources

Numerical Modeling of Cracked Arch Dams. Effect of Open Joints during the Construction Phase

open access: yesInfrastructures
Running a numerical model for a cracked arch dam that takes into account all the particularities of the materials and dam with a high level of detail has a great computational cost involved. For this reason, it is usual to simplify such a model in search
André Conde   +2 more
doaj   +1 more source

Estimates of fluid pressure and tectonic stress in hydrothermal/volcanic areas:a methodological approach

open access: yesAnnals of Geophysics, 2005
An analytical approach to estimate the relative contribution of the fluid pressure and tectonic stress in hydrothermal/ volcanic areas is proposed assuming a Coulomb criterion of failure.
G. Vilardo, G. Ventura
doaj   +1 more source

Self-healing in cementitious composite containing bacteria and protective polymers at various temperatures

open access: yesMagazine of Civil Engineering, 2021
Autonomous sealing of cracks in concrete through bacteria-induced calcification has become a topic of great concern in the last two decades. This paper is focused on two main issues of the so-called bio-based self-healing concrete, i.e. protection of the
Schreiberova Hana   +7 more
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

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

Numerical Simulation of Seepage in Shale Oil Reservoirs Under Hydraulic Fracturing: From Core-Scale Experiment to Reservoir-Scale Modeling

open access: yesEnergies
In this study, finite element software was used to simulate seepage at the core scale, the stress sensitivity of the shale core of the stripe layer and fractures was evaluated, and the production optimization design of reservoir C in block B of the ...
Yanfang Gao   +7 more
doaj   +1 more source

The impact of the welded joints made of X8CrNiTi18–10 stainless steel on the reliability estimation of pipes

open access: yesMokslas: Lietuvos Ateitis, 2010
The chrome-nickel stainless steels of austenitic class applied in chemistry and energy industry are often used in the production of exceptional structures employed in an environment aggressive and dangerous for human life.
Raimondas Skindaras   +2 more
doaj   +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

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