Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Pressure of Fluids01:14

Pressure of Fluids

There are many examples of pressure in fluids in everyday life, such as in relation to blood (high or low blood pressure) and in relation to weather (high- and low-pressure weather systems). A given force can have a significantly different effect, depending on the area over which the force is exerted. For instance, a force applied to an area of 1 mm2 has a pressure that is 100 times greater than the same force applied to an area of 1 cm2. That's why a sharp needle is able to poke through skin...
Turbulent Flow: Problem Solving01:09

Turbulent Flow: Problem Solving

Carbonation is a process used to dissolve carbon dioxide gas in a liquid, commonly used in the production of carbonated beverages. Achieving efficient carbonation requires careful control of temperature, pressure, and flow conditions. By adjusting these parameters, carbonation efficiency can be maximized, producing a higher concentration of CO2 in the liquid.
Temperature is a key factor in CO2 solubility. In this case, the CO2 gas and the liquid are cooled to 20°C. Lower temperatures enhance...
Pressure Variation in a Fluid at Rest01:11

Pressure Variation in a Fluid at Rest

In a fluid at rest, the pressure at any point beneath the fluid surface depends solely on the depth, not on the container's shape or size. This principle, known as hydrostatic pressure, arises because, in stationary fluids, there is no acceleration, meaning the forces within the fluid balance out. Only vertical forces, caused by the weight of the fluid above, contribute to pressure changes with depth.
When measuring pressure at two different levels within the fluid, the difference in pressure...
Fluid Pressure over Curved Plate of Constant Width01:12

Fluid Pressure over Curved Plate of Constant Width

When a curved plate of constant width is submerged in a liquid, the pressure acting normal to the plate varies continuously both in magnitude and direction. Calculating the magnitude and location of the resultant force at a point is often challenging for such cases. One of the methods to determine the resultant force and its location involves separately calculating the horizontal and vertical components of the resultant force. This complex calculation can be simplified by representing the...
Fluid Pressure01:14

Fluid Pressure

In mechanical engineering, fluid pressure plays a critical role in designing systems that utilize liquid flow, such as hydraulic systems, pumps, and valves. When designing these systems, engineers must ensure they can withstand the forces created by fluid pressure to avoid damage or failure.
According to Pascal's law, a fluid at rest will generate equal pressure in all directions. This pressure is measured as a force per unit area, and its magnitude depends on the fluid's specific weight or...
Fluid Pressure over Flat Plate of Constant Width01:05

Fluid Pressure over Flat Plate of Constant Width

When a body is submerged in water, it experiences fluid pressure acting normal on its surface and distributed over its area. For better design structures, it is crucial to determine the magnitude and location of the resultant force acting on the surface. In the case of a rectangular plate of constant width submerged in water, the pressure increases with depth, resulting in a linearly varying trapezoidal pressure distribution from the upper to the lower edge of the plate.
The resultant force...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

HDA19-mediated deacetylation of histone H3.3 at lysines 27 and 36 regulates plant sensitivity to salt stress.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Time-resolved spectroscopy of a photoactive dinuclear W/Ru complex: spectroscopic evidence for a metastable intermediate with side-on coordinated carbonyl ligand.

Chemical science·2026
Same author

Interaction between reflected shock waves and laser-induced cavitation bubbles.

Ultrasonics sonochemistry·2026
Same author

Non-Statistical Assembly of Donor-Acceptor Cages for Light-Induced Charge Separation.

Angewandte Chemie (International ed. in English)·2026
Same author

Ultrasound combined with microwave irradiation: Cavitation regimes and acoustic emissions.

Ultrasonics sonochemistry·2025
Same author

Interactome Profiling of a Lysine Deacetylase Trapping Probe Library Uncovers Crosstalk Between HDAC6 and NF-κB Signaling.

Angewandte Chemie (International ed. in English)·2025

Related Experiment Video

Updated: Jun 10, 2026

Microfluidic Fabrication Techniques for High-Pressure Testing of Microscale Supercritical CO2 Foam Transport in Fractured Unconventional Reservoirs
10:06

Microfluidic Fabrication Techniques for High-Pressure Testing of Microscale Supercritical CO2 Foam Transport in Fractured Unconventional Reservoirs

Published on: July 2, 2020

Sound-driven fluid dynamics in pressurized carbon dioxide.

Maikel M van Iersel1, Robert Mettin, Nieck E Benes

  • 1Department of Chemical Engineering and Chemistry, Eindhoven University of Technology, P.O. Box 513, 5600 MB Eindhoven, The Netherlands.

The Journal of Chemical Physics
|August 7, 2010
PubMed
Summary

Ultrasound irradiation of pressurized carbon dioxide (CO2) induces rapid phase separation and vapor ejection. These phenomena offer novel methods for enhancing mass and heat transfer in high-pressure fluids.

More Related Videos

Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source
06:26

Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source

Published on: August 17, 2018

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System
10:27

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System

Published on: June 12, 2019

Related Experiment Videos

Last Updated: Jun 10, 2026

Microfluidic Fabrication Techniques for High-Pressure Testing of Microscale Supercritical CO2 Foam Transport in Fractured Unconventional Reservoirs
10:06

Microfluidic Fabrication Techniques for High-Pressure Testing of Microscale Supercritical CO2 Foam Transport in Fractured Unconventional Reservoirs

Published on: July 2, 2020

Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source
06:26

Achieving Moderate Pressures in Sealed Vessels Using Dry Ice As a Solid CO2 Source

Published on: August 17, 2018

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System
10:27

A Uniaxial Compression Experiment with CO2-Bearing Coal Using a Visualized and Constant-Volume Gas-Solid Coupling Test System

Published on: June 12, 2019

Area of Science:

  • Thermodynamics
  • Fluid Dynamics
  • Acoustics

Background:

  • Conventional liquids behave differently under ambient conditions compared to high-pressure fluids.
  • Understanding phase transitions in supercritical fluids is crucial for various industrial applications.

Purpose of the Study:

  • To investigate the effects of ultrasound irradiation on pressurized carbon dioxide (CO2).
  • To explore novel phenomena induced by sonication in near-critical CO2 mixtures.
  • To assess the potential for enhancing mass and heat transfer in high-pressure systems.

Main Methods:

  • High-speed visualization techniques were employed to observe phenomena.
  • Sonication was applied to pressurized carbon dioxide (CO2) and CO2-argon mixtures.
  • Experiments were conducted with and without a vapor-liquid interface.

Main Results:

  • Ultrasound irradiation induced extremely fast local phase separation in near-critical CO2-argon mixtures, oscillating with the sound field frequency.
  • Phase transitions propagated at the speed of sound or remained stationary in standing sound waves.
  • Sonication of a vapor-liquid interface created a fine dispersion of liquid and vapor.
  • In the absence of an interface, sonication ejected a macroscopic vapor phase from the ultrasound horn at meters per second velocities.

Conclusions:

  • Ultrasound irradiation induces unique phenomena in pressurized CO2, including rapid phase separation and vapor ejection.
  • These findings suggest ultrasound as a tunable, noninvasive method for enhancing mass and heat transfer in high-pressure fluids.
  • The observed phenomena have potential applications in chemical engineering and materials science.