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

Boundary Layer Characteristics01:18

Boundary Layer Characteristics

202
When a fluid encounters a solid surface, a boundary layer forms due to the interaction between the fluid's motion and the stationary surface. This phenomenon is characterized by a thin region adjacent to the surface where viscous forces dominate, influencing the fluid's velocity profile. The development of the boundary layer begins at the leading edge of the surface and evolves as the fluid moves downstream.As the fluid flows over the surface, friction between the fluid and the wall slows down...
202
Turbulent Flow01:24

Turbulent Flow

244
Turbulent flow is characterized by unpredictable fluctuations in velocity and pressure, which result in a chaotic fluid movement distinct from the orderly patterns of laminar flow. While laminar flow is governed by smooth, parallel layers with minimal mixing, turbulent flow exhibits highly irregular, three-dimensional patterns. This behavior arises due to instabilities in the fluid's velocity profile, and amplifies as the flow velocity increases. Minor disturbances, known as turbulent...
244
Excess Pressure Inside a Drop and a Bubble01:13

Excess Pressure Inside a Drop and a Bubble

1.8K
The shape of a small drop of liquid can be considered spherical, neglecting the effect of gravity. This drop can further be considered as two equal hemispherical drops put together due to surface tension. The forces acting on the spherical drop are due to the pressure of the liquid inside the drop, the pressure due to air outside the drop, and the force due to the surface tension acting on the two hemispherical drops.
1.8K
Theories of Dissolution: Diffusion Layer Model01:15

Theories of Dissolution: Diffusion Layer Model

857
Dissolution, the process by which drug particles dissolve in a solvent, is explained by the diffusion layer model, a theoretical framework that simulates the absorption of oral drugs and allows us to analyze experimental data.
This process starts with a thin layer, saturated with the drug, forming at the interface between the solid and liquid. The solute then diffuses from this layer into the main solution. The Noyes-Whitney equation suggests that the rate of dissolution relies on the diffusion...
857
Laminar and Turbulent Flow01:07

Laminar and Turbulent Flow

8.7K
Fluid dynamics is the study of fluids in motion. Velocity vectors are often used to illustrate fluid motion in applications like meteorology. For example, wind—the fluid motion of air in the atmosphere—can be represented by vectors indicating the speed and direction of the wind at any given point on a map. Another method for representing fluid motion is a streamline. A streamline represents the path of a small volume of fluid as it flows. When the flow pattern changes with time, the...
8.7K
Boundary Conditions: Lossless Lines01:21

Boundary Conditions: Lossless Lines

139
Consider a single-phase, two-wire, lossless transmission line terminated by an impedance at the receiving end and a source with Thevenin voltage and impedance at the sending end. The line, with length, has a surge impedance and wave velocity determined by the line's inductance and capacitance.
At the receiving end, the boundary condition states that the voltage equals the product of the receiving-end impedance and current. This relationship is expressed as a function of the incident and...
139

You might also read

Related Articles

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

Sort by
Same author

Cryogenic propellant management in space: open challenges and perspectives.

NPJ microgravity·2024
Same author

Routes to turbulence in Taylor-Couette flow.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2023
Same author

Spatiotemporal Intermittency in Pulsatile Pipe Flow.

Entropy (Basel, Switzerland)·2021
Same author

Nonlinear hydrodynamic instability and turbulence in pulsatile flow.

Proceedings of the National Academy of Sciences of the United States of America·2020
Same author

The turbulent cascade in five dimensions.

Science (New York, N.Y.)·2017
Same journal

Spatiotemporal control of myoblast identity drives muscle diversity in the <i>Drosophila</i> leg.

Science advances·2026
Same journal

Stellar feedback drives the baryon deficiency in low-mass galaxies.

Science advances·2026
Same journal

Antiferroelectric thin films embedded with ferroelectric switching loop for giant negative electrocaloric effect.

Science advances·2026
Same journal

Tetraphosphorylated phthalocyanine-based self-assembled monolayer stabilizes perovskite photovoltaics.

Science advances·2026
Same journal

Dual-mode analysis of ischemic stroke based on urine SERS spectra and carotid B-ultrasound.

Science advances·2026
Same journal

Remote homology and functional genetics unmask deeply preserved Scm3/HJURP orthologs in metazoans.

Science advances·2026
See all related articles

Related Experiment Video

Updated: Aug 17, 2025

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids
10:09

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids

Published on: March 5, 2014

12.5K

Memoryless drop breakup in turbulence.

Alberto Vela-Martín1, Marc Avila1,2

  • 1Center of Applied Space Technology and Microgravity (ZARM), University of Bremen, Bremen 28359, Germany.

Science Advances
|December 16, 2022
PubMed
Summary
This summary is machine-generated.

Drop breakup in turbulent fluids is a memoryless process, dependent only on the Weber number. This finding challenges existing models and suggests continuous fragmentation below the Kolmogorov-Hinze diameter.

More Related Videos

Film Control to Study Contributions of Waves to Droplet Impact Dynamics on Thin Flowing Liquid Films
07:08

Film Control to Study Contributions of Waves to Droplet Impact Dynamics on Thin Flowing Liquid Films

Published on: August 18, 2018

7.5K
Glass-Based Devices to Generate Drops and Emulsions
08:45

Glass-Based Devices to Generate Drops and Emulsions

Published on: April 5, 2022

2.8K

Related Experiment Videos

Last Updated: Aug 17, 2025

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids
10:09

Fast Imaging Technique to Study Drop Impact Dynamics of Non-Newtonian Fluids

Published on: March 5, 2014

12.5K
Film Control to Study Contributions of Waves to Droplet Impact Dynamics on Thin Flowing Liquid Films
07:08

Film Control to Study Contributions of Waves to Droplet Impact Dynamics on Thin Flowing Liquid Films

Published on: August 18, 2018

7.5K
Glass-Based Devices to Generate Drops and Emulsions
08:45

Glass-Based Devices to Generate Drops and Emulsions

Published on: April 5, 2022

2.8K

Area of Science:

  • Fluid dynamics
  • Turbulence
  • Multiphase flow

Background:

  • Drop and bubble breakup are crucial in environmental and engineering processes.
  • Quantitative models for drop fragmentation in dilute turbulent flows are lacking.
  • Existing empirical models for drop breakup are numerous but often insufficient.

Purpose of the Study:

  • To investigate the fundamental mechanisms of drop breakup in turbulent fluids.
  • To develop a quantitative understanding of drop fragmentation rates.
  • To challenge the current understanding of inertial drop fragmentation.

Main Methods:

  • Utilized a novel computer code for fully resolved simulations.
  • Generated ensembles of thousands of independent simulations.
  • Analyzed drop breakup dynamics in homogeneous isotropic turbulence.

Main Results:

  • Drop breakup in homogeneous isotropic turbulence is a memoryless process.
  • The rate of drop breakup is solely dependent on the Weber number.
  • A new model based on computed breakup rates accurately predicts experimental data.
  • Dilute emulsions fragment continuously with exponentially increasing time scales.
  • A nonvanishing breakup rate was observed below the critical Kolmogorov-Hinze diameter.

Conclusions:

  • The study provides a new mechanistic understanding of drop breakup in turbulent flows.
  • The findings challenge the established paradigm of inertial drop fragmentation.
  • The developed model offers improved predictive capabilities for emulsion evolution.