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

Laminar and Turbulent Flow01:07

Laminar and Turbulent Flow

11.6K
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...
11.6K
Turbulent Flow01:24

Turbulent Flow

861
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...
861
Turbulent Flow: Problem Solving01:09

Turbulent Flow: Problem Solving

513
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...
513
Steady, Laminar Flow in Circular Tubes01:23

Steady, Laminar Flow in Circular Tubes

1.4K
Hagen-Poiseuille flow describes a viscous fluid's steady, incompressible flow through a cylindrical tube with a constant radius R. This flow profile is often applied to understand fluid transport in narrow channels, such as capillaries. It serves as a foundational example of laminar flow. In this model, cylindrical coordinates (r,θ,z) are used to describe the radial (r), angular (θ), and axial (z) dimensions within the tube. For Hagen-Poiseuille flow, the velocity profile is purely axial,...
1.4K
Maxwell-Boltzmann Distribution: Problem Solving01:20

Maxwell-Boltzmann Distribution: Problem Solving

3.1K
Individual molecules in a gas move in random directions, but a gas containing numerous molecules has a predictable distribution of molecular speeds, which is known as the Maxwell-Boltzmann distribution, f(v).
This distribution function f(v) is defined by saying that the expected number N (v1,v2) of particles with speeds between v1 and v2 is given by
3.1K
Radiation Pressure: Problem Solving01:09

Radiation Pressure: Problem Solving

952
The radiation pressure applied by an electromagnetic wave on a perfectly absorbing surface equals the energy density of the wave. The wave's momentum also gets transferred to the surface when an electromagnetic wave is entirely absorbed by it. The rate at which momentum is transmitted to an absorbing surface perpendicular to the propagation direction equals the force on the surface.
The average value of the rate of momentum transfer divided by the absorbing area represents the average force...
952

You might also read

Related Articles

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

Sort by
Same author

Recent breakthroughs in digital holography, 2D/3D imaging, and holographic optical elements: introduction.

Journal of the Optical Society of America. A, Optics, image science, and vision·2025
Same author

Recent breakthroughs in digital holography, 2D/3D imaging, and holographic optical elements: introduction.

Applied optics·2025
Same author

Recent breakthroughs in digital holography, 2D/3D imaging, and holographic optical elements: introduction.

Biomedical optics express·2025
Same author

Speckle-Based Transmission and Dark-Field Imaging for Material Analysis with a Laboratory X-Ray Source.

Sensors (Basel, Switzerland)·2025
Same author

All-Optical Trapping and Programmable Transport of Gold Nanorods with Simultaneous Orientation and Spinning Control.

ACS nano·2024
Same author

Exploring single-shot propagation and speckle based phase recovery techniques for object thickness estimation by using a polychromatic X-ray laboratory source.

Journal of medical imaging (Bellingham, Wash.)·2024

Related Experiment Video

Updated: Mar 21, 2026

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

16.0K

Programmable simulator for beam propagation in turbulent atmosphere.

Carolina Rickenstorff, José A Rodrigo, Tatiana Alieva

    Optics Express
    |May 4, 2016
    PubMed
    Summary

    Researchers developed a programmable simulator using spatial light modulators (SLMs) to mimic atmospheric turbulence for light propagation studies. This setup enables flexible testing of Gaussian and vortex beams without costly outdoor experiments.

    More Related Videos

    Three-dimensional Particle Tracking Velocimetry for Turbulence Applications: Case of a Jet Flow
    13:02

    Three-dimensional Particle Tracking Velocimetry for Turbulence Applications: Case of a Jet Flow

    Published on: February 27, 2016

    13.1K
    Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques
    10:53

    Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

    Published on: March 12, 2019

    7.7K

    Related Experiment Videos

    Last Updated: Mar 21, 2026

    Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
    13:44

    Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

    Published on: December 27, 2012

    16.0K
    Three-dimensional Particle Tracking Velocimetry for Turbulence Applications: Case of a Jet Flow
    13:02

    Three-dimensional Particle Tracking Velocimetry for Turbulence Applications: Case of a Jet Flow

    Published on: February 27, 2016

    13.1K
    Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques
    10:53

    Simultaneous Measurement of Turbulence and Particle Kinematics Using Flow Imaging Techniques

    Published on: March 12, 2019

    7.7K

    Area of Science:

    • Optical physics
    • Atmospheric optics
    • Free-space optical communication

    Background:

    • Light propagation through the atmosphere is vital for astronomy, communications, and remote sensing.
    • Outdoor experiments are costly and difficult to replicate, necessitating advanced simulation techniques.
    • Spatial light modulators (SLMs) offer a viable laboratory method for simulating atmospheric turbulence.

    Purpose of the Study:

    • To present a programmable experimental setup for simulating and analyzing beam propagation through weak atmospheric turbulence.
    • To demonstrate the flexibility of the simulator in adjusting propagation distances and atmospheric conditions.
    • To evaluate the performance of the simulator using Gaussian and vortex beams.

    Main Methods:

    • Utilized liquid crystal spatial light modulators (SLMs) to create a programmable optical turbulence simulator.
    • Designed a setup allowing dynamic control over propagation distances and turbulence parameters.
    • Employed Gaussian and vortex beams to test the simulator's capabilities.

    Main Results:

    • The programmable setup successfully simulated weak atmospheric turbulence effects on beam propagation.
    • The system demonstrated adaptability in altering propagation parameters without physical reconfiguration.
    • Performance evaluation showed the simulator's effectiveness for both Gaussian and vortex beam types.

    Conclusions:

    • The developed SLM-based simulator provides a cost-effective and reproducible method for studying atmospheric light propagation.
    • This programmable system offers significant advantages for research in optical communications and remote sensing.
    • The simulator is a valuable tool for analyzing beam behavior under various turbulent atmospheric conditions.