Articles with "pressure waves" as a keyword



The novel and slowest arterial pressure waves: clinical implications in children with congenital heart disease following cardiovascular surgery

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Published in 2024 at "Cardiology in the Young"

DOI: 10.1017/s1047951124026039

Abstract: Abstract Objectives: Certain rhythmic arterial pressure waves in humans and animals have been noticed for over one century. We found the novel and slowest arterial pressure waves in children following surgical repair for CHD, and… read more here.

Keywords: pressure; clinical implications; novel slowest; pressure waves ... See more keywords

A Theory for the Spurious Pressure Waves in Compressible Large Eddy Simulations of Shallow Cumulus Clouds

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Published in 2025 at "Geophysical Research Letters"

DOI: 10.1029/2025gl118786

Abstract: Large‐eddy simulation (LES) has been an indispensable modeling tool for the study of shallow cumulus (ShCu) clouds. However, a recent study uncovered omnipresent spurious pressure waves around simulated ShCu clouds by three compressible community LES… read more here.

Keywords: pressure; large eddy; spurious pressure; pressure waves ... See more keywords

Evolution characteristics of bubble collapse near a wall and modeling of induced peak pressure

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Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0265900

Abstract: This study employs a compressible flow numerical simulation method based on the equation of state to investigate the impact of bubble collapse processes at varying distances from the wall on erosive pressure. Based on energy… read more here.

Keywords: pressure; collapse near; collapse; bubble collapse ... See more keywords

Experimental Study on Acoustic Attenuation Due to Solid Particles

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Published in 2017 at "Combustion Science and Technology"

DOI: 10.1080/00102202.2017.1305367

Abstract: ABSTRACT High-frequency pressure waves present in rocket motors can be dampened by solid or liquid particles produced from their propellant combustion depending on conditions. The present study conducted an experimental investigation into the effects of… read more here.

Keywords: pressure wave; study; pressure waves; helium nitrogen ... See more keywords

Numerical studies on interactions between a centrifugal compressor and the back-propagated pressure waves originated from a pulse detonation combustor

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Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy"

DOI: 10.1177/09576509221103972

Abstract: In order to investigate the influence of the back-propagated pressure waves originated from a pulse detonation combustor on the operating characteristics of the compressor in the pulse detonation turbine engine, a model consist of a… read more here.

Keywords: detonation; compressor; back propagated; propagated pressure ... See more keywords

Amplification of high-intensity pressure waves and cavitation in water using a multi-pulsed laser excitation and black-TiOx optoacoustic lens.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.460713

Abstract: A method for amplification of high-intensity pressure waves generated with a multi-pulsed Nd:YAG laser coupled with a black-TiOx optoacoustic lens in the water is presented and characterized. The investigation was focused on determining how the… read more here.

Keywords: intensity pressure; cavitation; multi pulsed; pressure ... See more keywords

Transient Friction Analysis of Pressure Waves Propagating in Power-Law Non-Newtonian Fluids

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Published in 2024 at "Applied Sciences"

DOI: 10.3390/app14146331

Abstract: Modulated pressure waves propagating in the drilling fluids inside the drill string are a reliable real-time communication technology that transmit data from downhole to the surface during oil and gas drilling. In the analysis of… read more here.

Keywords: pressure; newtonian fluids; friction; non newtonian ... See more keywords

Estimation of Central Systolic Blood Pressure from Peripheral Pressure Waves using a Novel Second Systolic Pressure-Based Method in Normal and Heritable Hypercholesterolemic Rabbits.

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Published in 2023 at "Journal of atherosclerosis and thrombosis"

DOI: 10.5551/jat.63793

Abstract: AIM Central systolic blood pressure (cSBP) was closely related to hypertension-related organ damage rather than peripheral systolic blood pressure (pSBP). We aimed to estimate cSBP from pSBP without generalized transfer function in normal and Kurosawa… read more here.

Keywords: blood pressure; systolic blood; central systolic; pressure ... See more keywords