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

Interference and Diffraction02:18

Interference and Diffraction

50.8K
Interference is a characteristic phenomenon exhibited by waves. When two electromagnetic waves interact with their peaks and troughs coinciding, a resulting wave with enhanced amplitude is produced. This is known as constructive interference. In this case, the two waves interacting are in phase with each other.
50.8K
The de Broglie Wavelength02:32

The de Broglie Wavelength

32.2K
In the macroscopic world, objects that are large enough to be seen by the naked eye follow the rules of classical physics. A billiard ball moving on a table will behave like a particle; it will continue traveling in a straight line unless it collides with another ball, or it is acted on by some other force, such as friction. The ball has a well-defined position and velocity or well-defined momentum, p = mv, which is defined by mass m and velocity v at any given moment. This is the typical...
32.2K
The Wave Nature of Light02:12

The Wave Nature of Light

59.6K
The nature of light has been a subject of inquiry since antiquity. In the seventeenth century, Isaac Newton performed experiments with lenses and prisms and was able to demonstrate that white light consists of the individual colors of the rainbow combined together. Newton explained his optics findings in terms of a "corpuscular" view of light, in which light was composed of streams of extremely tiny particles traveling at high speeds according to Newton's laws of motion.
59.6K
Standing Waves in a Cavity01:28

Standing Waves in a Cavity

1.3K
A household microwave and lasers are examples of standing electromagnetic waves in a cavity. When two conducting metal plates are placed parallel at the nodal planes, it creates a cavity where standing waves are formed. The cavity between the two planes is analogous to a stretched string held at the points x = 0 and x = L. Here, the distance 'L' between the two planes must be an integer multiple of half of the wavelength. The wavelengths that satisfy this condition are given by:
1.3K
Propagation of Waves01:07

Propagation of Waves

2.7K
When a wave propagates from one medium to another, part of it may get reflected in the first medium, and part of it may get transmitted to the second medium. In such a case, the interface of the two mediums can be considered as a boundary that is neither fixed nor free.
Consider a scenario where a wave propagates from a string of low linear mass density to a string of high linear mass density. In such a case, the reflected wave is out of phase with respect to the incident wave, however the...
2.7K
Velocity and Acceleration of a Wave00:51

Velocity and Acceleration of a Wave

4.6K
A wave propagates through a medium with a constant speed, known as a wave velocity. It is different from the speed of the particles of the medium, which is not constant. In addition, the velocity of the medium is perpendicular to the velocity of the wave. The variable speed of the particles of the medium implies that there must be acceleration associated with it. 
The velocity of the particles can be obtained by taking the partial derivative of the position equation with respect to time....
4.6K

You might also read

Related Articles

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

Sort by
Same author

Tunneling of walking oil drops.

Physical review. E·2025
Same author

Experimental investigation of walking drops: Wave field and interaction with slit structures.

Physical review. E·2024
Same author

Double-slit experiment with single wave-driven particles and its relation to quantum mechanics.

Physical review. E, Statistical, nonlinear, and soft matter physics·2015
Same author

Saturation of shape instabilities in single-bubble sonoluminescence.

Physical review. E, Statistical, nonlinear, and soft matter physics·2014
Same author

Concomitance in single bubble sonoluminescence of period doubling in emission and shape distortion.

Ultrasonics·2013
Same author

Segregation in water-based stable single-bubble sonoluminescence.

Physical review. E, Statistical, nonlinear, and soft matter physics·2012
Same journal

Erratum: Low-dimensional model for adaptive networks of spiking neurons [Phys. Rev. E 111, 014422 (2025)].

Physical review. E·2026
Same journal

Disentangling the effects of many-body forces on depletion interactions.

Physical review. E·2026
Same journal

Charge transport and mode transition in dual-energy electron beam diodes.

Physical review. E·2026
Same journal

Optimization of multisite reactions in complex compartmentalized media.

Physical review. E·2026
Same journal

Origin of geometric cohesion in nonconvex granular materials: Interplay between interdigitation and rotational constraints enhancing frictional stability.

Physical review. E·2026
Same journal

Interaction of walkers with a standing Faraday wave.

Physical review. E·2026
See all related articles

Related Experiment Video

Updated: Dec 8, 2025

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

7.7K

Interaction of wave-driven particles with slit structures.

Clive Ellegaard1, Mogens T Levinsen1

  • 1Niels Bohr Institute, University of Copenhagen, Blegdamsvej 17, DK-2100 Copenhagen Ø, Denmark.

Physical Review. E
|September 18, 2020
PubMed
Summary
This summary is machine-generated.

Classical walking droplets can mimic quantum single- and double-slit experiments. This study demonstrates controlled experiments showing causal interference patterns, with a novel explanation for the double-slit

More Related Videos

Fabrication and Operation of Acoustofluidic Devices Supporting Bulk Acoustic Standing Waves for Sheathless Focusing of Particles
10:14

Fabrication and Operation of Acoustofluidic Devices Supporting Bulk Acoustic Standing Waves for Sheathless Focusing of Particles

Published on: March 6, 2016

13.3K
Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations
06:51

Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations

Published on: August 21, 2018

7.3K

Related Experiment Videos

Last Updated: Dec 8, 2025

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

7.7K
Fabrication and Operation of Acoustofluidic Devices Supporting Bulk Acoustic Standing Waves for Sheathless Focusing of Particles
10:14

Fabrication and Operation of Acoustofluidic Devices Supporting Bulk Acoustic Standing Waves for Sheathless Focusing of Particles

Published on: March 6, 2016

13.3K
Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations
06:51

Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations

Published on: August 21, 2018

7.3K

Area of Science:

  • Fluid Dynamics
  • Wave Phenomena
  • Classical Mechanics

Background:

  • The Couder and Fort experiment (2006) proposed a classical analog to quantum mechanical single- and double-slit experiments using walking oil droplets.
  • Subsequent studies challenged the original findings due to insufficient statistical support and lack of experimental control.
  • A key debate centers on whether the observed phenomena are truly causal or artifacts of experimental conditions.

Purpose of the Study:

  • To investigate the causality of interference-like patterns in a classical walking droplet system.
  • To explore the parameter space of the walking droplet system with controlled experimental conditions.
  • To elucidate the origin of an observed extra interference effect in the double-slit configuration.

Main Methods:

  • Extensive scanning of the parameter space, including varying slit sizes.
  • Tight control over critical experimental parameters to ensure reproducibility.
  • Systematic investigation of the double-slit interference by selectively blocking slit inlets and outlets.

Main Results:

  • Diverse interference-like patterns were observed for the single-slit experiment, all demonstrating causal behavior.
  • Similar causal interference patterns were found for the double-slit experiment.
  • An additional interference effect in the double-slit setup was identified as being caused by back-scattered wave fields from slit outlets.

Conclusions:

  • The randomness in previous walking droplet experiments is attributed to a lack of parameter control.
  • The observed interference patterns in both single- and double-slit configurations are fundamentally causal.
  • The extra interference in the double-slit experiment originates from wave back-scattering, not a chaotic regime.