Results 31 to 40 of about 271,691 (311)

Pressure Fluctuation Characteristics of the Short-Radius Elbow Pipe for FBR in the Postcritical Reynolds Regime

open access: yesJournal of Fluid Science and Technology, 2009
For the Japan Sodium-cooled Fast Reactor, an experimental study on the fluctuating pressure of the hot legs was carried out with tests using a 1/3-scale model.
Tadashi SHIRAISHI   +3 more
doaj   +1 more source

The Fluctuating Pressure Field in a Supersonic Turbulent Boundary Layer [PDF]

open access: yes, 1962
The fluctuating pressure field in a supersonic turbulent boundary ...
Chen, W. S., Kistler, A. L.
core   +1 more source

How Does Pressure Fluctuate in Equilibrium? [PDF]

open access: yesJournal of Statistical Physics, 2018
We study fluctuations of pressure in equilibrium for classical particle systems. In equilibrium statistical mechanics, pressure for a microscopic state is defined by the derivative of a thermodynamic function or, more mechanically, through the momentum current.
Hiura, Ken, Sasa, Shin-ichi
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

The Mechanism of How a Cavity Affects the Fluctuating Pressure Measurement Results of a Static Pressure Probe

open access: yesDynamics
A static pressure probe is a crucial tool for measuring static pressure fluctuations, and its internal cavity structure can significantly affect the accuracy of the data obtained.
Chao Wang   +3 more
doaj   +1 more source

Simultaneous Measurement of Velocity and Pressure in a Wing-Tip Vortex

open access: yesJournal of Fluid Science and Technology, 2009
Simultaneous measurements of fluctuating velocity and pressure have been conducted in the near field of a wing-tip vortex trailing from a NACA0012 half wing.
Yoshitsugu NAKA   +4 more
doaj   +1 more source

Wind tunnel investigations at transonic Mach numbers [PDF]

open access: yes, 1971
Investigation utilizes static and fluctuating pressure measurements and oil flow visualization techniques to analyze perturbed flow environments of three-dimensional protuberances and the surrounding structure.
Robertson, J. E.
core   +1 more source

Mechanisms of parasite‐mediated disruption of brain vessels

open access: yesFEBS Letters, EarlyView.
Parasites can affect the blood vessels of the brain, often causing serious neurological problems. This review explains how different parasites interact with and disrupt these vessels, what this means for brain health, and why these processes matter. Understanding these mechanisms may help us develop better ways to prevent or treat brain infections in ...
Leonor Loira   +3 more
wiley   +1 more source

Intraocular Pressure Fluctuation Throughout the Day

open access: yesCureus, 2023
Purpose To compare intraocular pressure (IOP) values at different time points, both in the total sample and according to iridocorneal angle aperture, to assess whether IOP fluctuations were constant throughout the day, and to examine correlations with other factors.
Noya Padín, Verónica   +5 more
openaire   +3 more sources

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

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