Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

The Joule and Joule–Thomson Experiments

The Joule and Joule–Thomson Experiments

Consider an adiabatic system composed of two chambers, A and B, designed such that no heat flows into or out of the system. Initially, chamber A is filled with a gas at a fixed temperature T1, pressure p1, and volume V1, while chamber B is evacuated. The gas is then gradually forced through a rigid, porous barrier to chamber B, ultimately reaching temperature T2, pressure p2, and volume V2. A piston on the right side maintains a constant pressure (p2), which is lower than p1. The significant...

Applications of Taylor Series

Applications of Taylor Series

Taylor series provide a systematic way to represent a smooth function as an infinite polynomial centered at a chosen point. When that center is zero, the expansion is called a Maclaurin series. This form is especially useful because every derivative is evaluated at zero, which often makes the coefficients easier to compute. In applied mathematics and physics, such series are valuable because they replace complicated functions with polynomials that are easier to analyze and evaluate...

Thomson's e/m Experiment

Thomson's e/m Experiment

In a beam of charged particles created by a heated cathode, the particles move at different speeds. However, many applications need a beam with uniform particle speeds. An arrangement known as a velocity selector uses electric and magnetic fields to pick particles with a particular speed from the beam.
A particle with charge q, speed v, and mass m enters an area from the top, where the magnetic and electric fields are perpendicular both to the particle's motion and to one another. The magnetic...

Maxwell's Thermodynamic Relations

Maxwell's Thermodynamic Relations

Maxwell's thermodynamic relations are very useful in solving problems in thermodynamics. Each of Maxwell's relations relates a partial differential between quantities that can be hard to measure experimentally to a partial differential between quantities that can be easily measured. These relations are a set of equations derivable from the symmetry of the second derivatives and the thermodynamic potentials.
All thermodynamic potentials are exact differentials. Therefore, their second-order...

Joule-Thomson Effect

Joule-Thomson Effect

The Joule-Thomson effect, also known as the Joule-Kelvin effect, describes the temperature change of a fluid when it is forced through a valve or porous plug while keeping it in a thermally insulated environment. This experiment is called a throttling process. This is an important effect widely used in refrigeration and the liquefaction of gases.
This experiment forces high-pressure gas through a throttle valve or a porous plug to a lower-pressure region. The gas expands as it passes through to...

The Small x Assumption

The Small x Assumption

If a reaction has a small equilibrium constant, the equilibrium position favors the reactants. In such reactions, a negligible change in concentration may occur if the initial concentrations of reactants are high and the Kc value is small. In such circumstances, the equilibrium concentration is approximately equal to its initial concentration. This estimation can be used to simplify the equilibrium calculations by assuming that some equilibrium concentrations are equal to the initial...

You might also read

Related Articles

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

Sort by

Same author

Effects of ventilation on the indoor spread of COVID-19.

Journal of fluid mechanics·2021

Same author

Neutron imaging and modelling inclined vortex driven thin films.

Scientific reports·2019

Same author

Fabrication and characterisation of 2NDPA-loaded poly(lactide-co-glycolide) (PLG) microspheres for explosive safety.

Journal of microencapsulation·2012

Same author

Mathematical model of Rayleigh-Taylor and Richtmyer-Meshkov instabilities for viscoelastic fluids.

Physical review. E, Statistical, nonlinear, and soft matter physics·2011

Same author

Development and validation of a turbulent-mix model for variable-density and compressible flows.

Physical review. E, Statistical, nonlinear, and soft matter physics·2011

Same author

About mean diameter and size distributions of poly(lactide-co-glycolide) (PLG) microspheres.

Journal of microencapsulation·2006

Search research articles

Related Experiment Video

Updated: Jun 15, 2026

Magnetically Induced Rotating Rayleigh-Taylor Instability

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

Small Atwood number Rayleigh-Taylor experiments.

Malcolm J Andrews¹, Stuart B Dalziel

¹Los Alamos National Laboratory, Los Alamos, NM 87545, USA.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences

|March 10, 2010

Summary

Small Atwood number experiments using advanced diagnostics have significantly advanced the study of Rayleigh-Taylor (R-T) instability mixing. This progress offers insights into natural mixing and future high Atwood number R-T research.

More Related Videos

Measurements of Local Instantaneous Convective Heat Transfer in a Pipe - Single and Two-phase Flow

Measurements of Local Instantaneous Convective Heat Transfer in a Pipe - Single and Two-phase Flow

Published on: April 30, 2018

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

Published on: August 1, 2017

Related Experiment Videos

Last Updated: Jun 15, 2026

Magnetically Induced Rotating Rayleigh-Taylor Instability

Magnetically Induced Rotating Rayleigh-Taylor Instability

Published on: March 3, 2017

Measurements of Local Instantaneous Convective Heat Transfer in a Pipe - Single and Two-phase Flow

Measurements of Local Instantaneous Convective Heat Transfer in a Pipe - Single and Two-phase Flow

Published on: April 30, 2018

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

Non-equilibrium Microwave Plasma for Efficient High Temperature Chemistry

Published on: August 1, 2017

Area of Science:

Fluid Dynamics and Instabilities
Plasma Physics and Astrophysics

Background:

Rayleigh-Taylor (R-T) instability is a fundamental process driving mixing in various physical systems.
Small Atwood number regimes are crucial for understanding initial mixing dynamics.
The past two decades have seen significant experimental and diagnostic advancements.

Purpose of the Study:

To review progress in small Atwood number Rayleigh-Taylor mixing experiments.
To highlight the synergy between experimental design and diagnostic capabilities.
To stimulate discussion on future research directions for high Atwood number regimes.

Main Methods:

Analysis of novel experimental setups designed for small Atwood number R-T instability.
Evaluation of high-fidelity diagnostic techniques employed in recent studies.
Comparative assessment of R-T mixing experiments with shear-driven mixing experiments.

Main Results:

Significant advancements in understanding R-T mixing at small Atwood numbers.
Modern R-T experiments now rival the scope and capability of shear-driven mixing research.
Key insights gained into natural mixing processes and the general R-T problem.

Conclusions:

Research in small Atwood number R-T mixing has progressed substantially over 20 years.
Experimental and diagnostic developments have been mutually enabling.
Future research should address challenges and designs for high Atwood number R-T experiments.