Related Experiment Video
Updated: Jun 27, 2026
06:44
From Molecules to Materials: Engineering New Ionic Liquid Crystals Through Halogen Bonding
Published on: March 24, 2018
Fourth-order dispersion mediated solitonic radiations in HC-PCF cladding
F Benabid1, F Biancalana, P S Light
1Department of Physics, University of Bath, Bath, UK. F.Benabid@bath.ac.uk
Optics Letters
|November 19, 2008
Summary
Researchers experimentally observed simultaneous emission of two strong conjugate resonant dispersive waves from optical solitons. This phenomenon in Kagome hollow-core photonic crystal fiber is linked to high fourth-order dispersion.
Area of Science:
- Nonlinear optics
- Photonics
- Materials science
Background:
- Optical solitons are self-reinforcing light pulses that maintain their shape.
- Dispersive waves are generated when solitons interact with the fiber's dispersion properties.
- Kagome hollow-core photonic crystal fibers offer unique optical properties due to their structure.
Purpose of the Study:
- To experimentally observe and theoretically explain the simultaneous emission of two strong conjugate resonant dispersive waves by optical solitons.
- To investigate the role of the waveguiding feature's dispersion in this phenomenon.
Main Methods:
- Experimental observation of soliton dynamics in a Kagome hollow-core photonic crystal fiber.
- Theoretical modeling to analyze the underlying physics, focusing on dispersion coefficients.
Main Results:
- First experimental demonstration of simultaneous emission of two strong conjugate resonant dispersive waves from optical solitons.
- Identification of an unusually high fourth-order dispersion coefficient in the waveguiding feature as the cause.
Conclusions:
- The study reveals a novel nonlinear optical effect in specialized photonic fibers.
- High-order dispersion plays a crucial role in generating multiple resonant dispersive waves from solitons.
- This finding could impact the design of novel photonic devices and light sources.
More Related Videos
Related Concept Videos
02:37Metallic Solids
Metallic solids such as crystals of copper, aluminum, and iron are formed by metal atoms. The structure of metallic crystals is often described as a uniform distribution of atomic nuclei within a “sea” of delocalized electrons. The atoms within such a metallic solid are held together by a unique force known as metallic bonding that gives rise to many useful and varied bulk properties.
All metallic solids exhibit high thermal and electrical conductivity, metallic luster, and malleability. Many...
All metallic solids exhibit high thermal and electrical conductivity, metallic luster, and malleability. Many...
02:42Ionic Crystal Structures
Ionic crystals consist of two or more different kinds of ions that usually have different sizes. The packing of these ions into a crystal structure is more complex than the packing of metal atoms that are the same size.
Most monatomic ions behave as charged spheres, and their attraction for ions of opposite charge is the same in every direction. Consequently, stable structures for ionic compounds result (1) when ions of one charge are surrounded by as many ions as possible of the opposite...
Most monatomic ions behave as charged spheres, and their attraction for ions of opposite charge is the same in every direction. Consequently, stable structures for ionic compounds result (1) when ions of one charge are surrounded by as many ions as possible of the opposite...
02:54Molecular and Ionic Solids
Crystalline solids are divided into four types: molecular, ionic, metallic, and covalent network based on the type of constituent units and their interparticle interactions.
Molecular Solids
Molecular crystalline solids, such as ice, sucrose (table sugar), and iodine, are solids that are composed of neutral molecules as their constituent units. These molecules are held together by weak intermolecular forces such as London dispersion forces, dipole-dipole interactions, or hydrogen bonds, which...
Molecular Solids
Molecular crystalline solids, such as ice, sucrose (table sugar), and iodine, are solids that are composed of neutral molecules as their constituent units. These molecules are held together by weak intermolecular forces such as London dispersion forces, dipole-dipole interactions, or hydrogen bonds, which...
02:33Lattice Centering and Coordination Number
The structure of a crystalline solid, whether a metal or not, is best described by considering its simplest repeating unit, which is referred to as its unit cell. The unit cell consists of lattice points that represent the locations of atoms or ions. The entire structure then consists of this unit cell repeating in three dimensions. The three different types of unit cells present in the cubic lattice are illustrated in Figure 1.
Types of Unit Cells
Imagine taking a large number of identical...
Types of Unit Cells
Imagine taking a large number of identical...
03:35Hybridization of Atomic Orbitals II
sp3d and sp3d 2 Hybridization
02:18Network Covalent Solids
Network covalent solids contain a three-dimensional network of covalently bonded atoms as found in the crystal structures of nonmetals like diamond, graphite, silicon, and some covalent compounds, such as silicon dioxide (sand) and silicon carbide (carborundum, the abrasive on sandpaper). Many minerals have networks of covalent bonds.
To break or to melt a covalent network solid, covalent bonds must be broken. Because covalent bonds are relatively strong, covalent network solids are typically...
To break or to melt a covalent network solid, covalent bonds must be broken. Because covalent bonds are relatively strong, covalent network solids are typically...