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Dynamic stability of porous functionally graded nanotubes via nonlocal strain and velocity gradient theory
Dynamic stability of simply supported porous functionally graded (PFG) nanotubes under parametric axial excitation is investigated. The material...
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Simultaneous velocity and concentration measurements over a rippled boundary subjected to oscillating fluid forcing
We describe an oscillating boundary layer apparatus (OBLA) to investigate mass and momentum transfer in the wave bottom boundary layer. The facility...
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Star Crack Formation via Low-Velocity Impact on Glass Windows
The resistance to crack formation induced by gravel impacts on laminated glass windshields is a crucial issue for windshield manufacturers. It is...
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Absent End-Diastolic Velocity in the Umbilical Artery and Its Clinical Significance
Clinical evidence shows that the end-diagnostic component of an umbilical artery (UA) Doppler waveform is of crucial importance to prognostication in...
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Propagation of velocity profile of unsteady magnetohydrodynamics flow between two orthogonal moving porous discs
The impact of laminar, incompressible, two-dimensional magnetohydrodynamics flow influenced by a magnetic field between two orthogonal moving porous...
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Effects of diagenetic processes on the velocity evolution in carbonate reservoirs
Carbonate rocks are geologically complex due to the diagenetic processes they experience before and after lithification. Diagenetic processes alter...
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Estimation of Mean Velocity Upstream and Downstream of a Bridge Model Using Metaheuristic Regression Methods
This study compares four data-driven methods, Gaussian process regression (GPR), multivariate adaptive regression spline (MARS), M5 model tree...
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Numerical Study on Pilot Ignition of a Thermally-Thick Solid Fuel with Low-Velocity Airflow in Microgravity
The mechanisms controlling the dependence on low-velocity flow of the piloted ignition of a solid material under external radiant heating is...
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The utility of annual growth velocity standard deviation scores and measurements of biochemical parameters in long-term treatment monitoring of children with 21-hydroxylase deficiency
PurposeThis study aimed to investigate the utility of annual growth velocity (GV) standard deviation scores (SDSs) and compatibility and...
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Two thin middle-crust low-velocity zones imaged in the Chuan-Dian region of southeastern Tibetan Plateau and their tectonic implications
Intracrustal low-velocity zones (LVZs) indicate a mechanically weak crust and are widely observed in the southeast margin of the Tibetan Plateau....
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Growth of Ultrathin Metal Films
Driven by the requirement to tailor film properties for many technological applications, our understanding of the atomic processes involved in...
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Stability analysis of the Navier–Stokes velocity tracking problem with bang-bang controls
This paper focuses on the stability of solutions for a velocity-tracking problem associated with the two-dimensional Navier–Stokes equations. The...
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Sustained Physiological Stretch Induces Abdominal Skin Growth in Pregnancy
Supraphysiological stretches are exploited in skin expanders to induce tissue growth for autologous implants. As pregnancy is associated with large...
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Influence of Particle Gradation and Penetration Velocity on Deformation Behavior of Sandy Soil Based on CPT
The particle gradation seriously affects the physical and mechanical parameters and engineering properties of sandy soil. Considering the influence...
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Turbulent Transition Through Velocity Discontinuity
The mechanism of turbulent transition is uncovered that turbulent transition is induced by the discontinuity of the streamwise velocity. These...
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A Note on Friction Velocity and Viscous Effect for Idealized Urban Canopy Flows
Friction velocity is one of the important scaling parameters in atmospheric boundary layer studies. However, several definitions of friction velocity...
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Investigating the Microstructural, Mechanical, and Tribological Properties of NiCrBSi High-Velocity Oxygen Fuel and High-Pressure High-Velocity Oxygen Fuel Coatings
In this study, the effect of the coating process and heat-treatment cycles on the microstructural, mechanical, and tribological properties of NiCrBSi...
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Numerical Model of Pressure and Velocity Fields in Axisymmetric Filtration in an Imperfectly Penetrated Stratum
A mathematical model of pressure and velocity fields resulting from the inflow of hydrocarbons to a well of finite radius from partially penetrated...
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Experimental and Numerical Study of Composite Honeycomb Sandwich Structures Under Low-Velocity Impact
The experimental and numerical investigations on the dynamic responses and failure mechanisms of honeycomb panels under low-velocity impact were...
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Investigation on sandstone wave velocity variation and the stress response of pore structure
This study considered three different sandstones from the surrounding rock in the underground reservoir of the Ningtiaota coal mine in northern...
