Results 1 to 10 of about 271,691 (311)

Fluctuating shells under pressure [PDF]

open access: yesProceedings of the National Academy of Sciences, 2012
Thermal fluctuations strongly modify the large length-scale elastic behavior of crosslinked membranes, giving rise to scale-dependent elastic moduli. While thermal effects in flat membranes are well understood, many natural and artificial microstructures
Gompper, Gerhard   +3 more
core   +3 more sources

Intraocular pressure fluctuation during resistance exercise [PDF]

open access: yesBMJ Open Ophthalmology, 2021
Objective To evaluate the effect of weightlifting (leg press) on intraocular pressure (IOP). Design Prospective cohort study. Subjects A total of 24 participants met the inclusion ...
Ehsan Vaghefi   +7 more
openaire   +4 more sources

Pressure fluctuation measurement in pressure vessels

open access: yesIOP Conference Series: Earth and Environmental Science, 2022
Abstract Pressure vessels are mechanical devices that act as a reservoir of fluids at pressure more or less than atmospheric pressure. This research focuses on the application of the pressure vessel for hydraulic testing of hydro turbines to maintain uniform velocity profile and to suppress the pressure surge in the pipeline.
A Kapali   +4 more
openaire   +1 more source

Quantum fluctuations of radiation pressure [PDF]

open access: yesPhysical Review D, 2001
23 pages, 3 figures ...
Wu, Chun-Hsien, Ford, L. H.
openaire   +2 more sources

Anomalous pressure in fluctuating shear flow [PDF]

open access: yesPhysical Review E, 2003
Breakdown of the intensivity of pressure is emphasized. Fig.1 and references added; accepted for publication as a Rapid Communication in Phys.
Wada, Hirofumi, Sasa, Shin-ichi
openaire   +3 more sources

Base Pressure Fluctuations [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1960
The intense vibration accompanying the extension of dive brakes and other high drag devices on aircraft and missiles has been observed for many years. Recently, considerable vibration has been experienced at the fundamental longitudinal mode and at other internal resonance frequencies of a vehicle which had a blunt base during the maximum dynamic ...
openaire   +1 more source

Vacuum radiation pressure fluctuations on atoms [PDF]

open access: yesPhysical Review A, 2021
Recent work has shown that the stress tensor components, such as energy density or pressure, of a quantum field can be subject to large vacuum fluctuations. The energy density or pressure must be averaged in time before the fluctuations can be finite, and the probability of a large fluctuation depends upon the details of the averaging and can be much ...
openaire   +2 more sources

Experimental and Numerical Analysis of the Flow Inside a Configuration Including an Axial Pump and a Tubular Exchanger [PDF]

open access: yes, 2010
In centrifugal and axial pumps, the flow is characterized by a turbulent and complex behavior and also by physical mechanisms such as cavitation and pressure fluctuations that are mainly due to the strong interactions between the fixed and mobile parts ...
BAKIR, Farid   +3 more
core   +5 more sources

Picosecond fluctuating protein energy landscape mapped by pressure–temperature molecular dynamics simulation [PDF]

open access: yes, 2007
Microscopic statistical pressure fluctuations can, in principle, lead to corresponding fluctuations in the shape of a protein energy landscape. To examine this, nanosecond molecular dynamics simulations of lysozyme are performed covering a range of ...
A. H. Zewail   +19 more
core   +2 more sources

Intraocular pressure fluctuation: Is it important? [PDF]

open access: yesJournal of Ophthalmic and Vision Research, 2018
Elevated intraocular pressure (IOP) is a major risk factor for the development and progression of glaucoma. Previous prospective, randomized, long-term studies have demonstrated the strength of IOP reduction in slowing the progression of disease. It is well known that IOP is not a fixed value but fluctuates considerably over time.
Kim, Ji Hyun, Caprioli, Joseph
openaire   +4 more sources

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