Related Experiment Video
Updated: Apr 13, 2026
08:48
Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
Published on: November 22, 2019
8.1K
Soliton annihilation into a polychromatic dispersive wave.
Optics Letters
|May 1, 2015
Summary
Solitons propagating in optical fibers with changing dispersion regimes were studied. The research found that solitons completely annihilate, transforming into dispersive waves, a phenomenon confirmed by numerical simulations.
Area of Science:
- Nonlinear optics
- Optical fiber communications
- Wave propagation
Background:
- Solitons are self-reinforcing wave packets, crucial in optical fiber communications.
- Dispersion management is key to controlling soliton behavior.
- Axially varying optical fibers present complex wave propagation dynamics.
Purpose of the Study:
- To investigate soliton propagation in optical fibers with a progressive shift from anomalous to normal dispersion.
- To analyze the transformation and potential annihilation of solitons under these conditions.
- To validate experimental findings with theoretical models.
Main Methods:
- Experimental measurements of spectral and temporal soliton properties.
- Numerical simulations using the generalized nonlinear Schrödinger equation.
- Analysis of wave dynamics in an axially varying optical fiber environment.
Main Results:
- Observed complete annihilation of the soliton.
- Evidence of soliton transformation into a polychromatic dispersive wave.
- Numerical solutions confirmed the experimental observations of soliton explosion.
Conclusions:
- Soliton annihilation is a significant phenomenon in fibers with changing dispersion.
- Dispersive wave generation is a direct consequence of soliton breakdown.
- The generalized nonlinear Schrödinger equation accurately models this complex behavior.
More Related Videos
Related Concept Videos
02:18Interference and Diffraction
54.8K
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.
54.8K
01:17Standing Waves
5.9K
Sometimes waves do not seem to move; rather, they just vibrate in place. Unmoving waves can be seen on the surface of a glass of milk kept in a refrigerator, which is one example of standing waves. Vibrations from the refrigerator motor create waves on the milk that oscillate up and down but do not seem to move across the surface. These waves are formed or created by the superposition of two or more identical moving waves in opposite directions. The waves move through each other, with their...
5.9K
01:07Propagation of Waves
3.4K
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...
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...
3.4K
01:28Standing Waves in a Cavity
1.7K
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:
1.7K
01:07Interference and Superposition of Waves
7.6K
When two waves of the same nature occur in the same region simultaneously, they result in interference. Interference of waves implies that the net effect of the waves is the sum of the individual waves' effects. However, it does not imply that the individual waves affect the propagation of other waves.
Interference occurs in mechanical waves, such as sound waves, waves on a string, and surface water waves. Mechanical waves correspond to the physical displacement of particles. Hence,...
Interference occurs in mechanical waves, such as sound waves, waves on a string, and surface water waves. Mechanical waves correspond to the physical displacement of particles. Hence,...
7.6K
02:32The de Broglie Wavelength
34.8K
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...
34.8K