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

Magnetostatic Boundary Conditions01:28

Magnetostatic Boundary Conditions

An electric field suffers a discontinuity at a surface charge. Similarly, a magnetic field is discontinuous at a surface current. The perpendicular component of a magnetic field is continuous across the interface of two magnetic mediums. In contrast, its parallel component, perpendicular to the current, is discontinuous by the amount equal to the product of the vacuum permeability and the surface current. Like the scalar potential in electrostatics, the vector potential is also continuous...
Diamagnetism01:26

Diamagnetism

Materials consisting of paired electrons have zero net magnetic moments. However, when these materials are placed under an external magnetic field, the moments opposite to the field are induced. Such materials are called diamagnets. Diamagnetism is the response of the diamagnets when placed in an external magnetic field.
Diamagnetism was discovered by Anton Brugmans in 1778 when he observed that bismuth gets repelled by magnetic fields, thus theorizing that diamagnets get repelled by magnets.
Magnetic Susceptibility and Permeability01:31

Magnetic Susceptibility and Permeability

In linear magnetic materials, like paramagnets and diamagnets, magnetization is proportional to the magnetic field intensity. The constant of proportionality, a dimensionless number, is called magnetic susceptibility. The value of the susceptibility depends on the type of material.
When diamagnetic materials are placed under an external magnetic field, the moments opposite to the field are induced. Hence, the susceptibility for diamagnets has a minimal negative value of 10-5–10-6. Since...
Magnetic Damping01:17

Magnetic Damping

Eddy currents can produce significant drag on motion, called magnetic damping. For instance, when a metallic pendulum bob swings between the poles of a strong magnet, significant drag acts on the bob as it enters and leaves the field, quickly damping the motion.
If, however, the bob is a slotted metal plate, the magnet produces a much smaller effect. When a slotted metal plate enters the field, an emf is induced by the change in flux; however, it is less effective because the slots limit the...
Eddy Currents01:25

Eddy Currents

Since eddy currents occur only in conductors, magnets can separate metals from other materials. For example, in a recycling center, trash is dumped in batches down a ramp, beneath which lies a powerful magnet. Conductors in the trash are slowed by eddy currents, while nonmetals in the trash move on, separating from the metals. This works for all metals, not just ferromagnetic ones.
Other major applications of eddy currents appear in metal detectors and the braking systems of trains and roller...
Biasing of Metal-Semiconductor Junctions01:27

Biasing of Metal-Semiconductor Junctions

Biasing metal-semiconductor junctions involves applying a voltage across the junction. Specifically, the metal is connected to a voltage source, while the semiconductor is grounded. This technique is essential for controlling the direction and magnitude of current flow in electronic devices, including diodes, transistors, and photovoltaic cells.
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...

You might also read

Related Articles

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

Sort by
Same author

Aubrylogie: The work and influence of Serge Aubry.

Chaos (Woodbury, N.Y.)·2026
Same author

Dispersion-managed electromagnetic pulse transparency in arrays of coupled microcavities.

Chaos (Woodbury, N.Y.)·2026
Same author

Hypercapnic burden: A new method for evaluation of nighttime hypercapnia in patients with OHS.

Respiratory medicine·2025
Same author

T-wave inversion through inhomogeneous voltage diffusion within the FK3V cardiac model.

Chaos (Woodbury, N.Y.)·2024
Same author

Author Correction: Electrostatic wave interaction via asymmetric vector solitons as precursor to rogue wave formation in non-Maxwellian plasmas.

Scientific reports·2024
Same author

Electrostatic wave interaction via asymmetric vector solitons as precursor to rogue wave formation in non-Maxwellian plasmas.

Scientific reports·2024

Related Experiment Video

Updated: Jul 4, 2026

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

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Magnetoinductive breathers in metamaterials.

M Eleftheriou1, N Lazarides, G P Tsironis

  • 1Department of Physics, University of Crete and Institute of Electronic Structure and Laser, Foundation for Research and Technology-Hellas, Heraklion, Greece.

Physical Review. E, Statistical, Nonlinear, and Soft Matter Physics
|June 4, 2008
PubMed
Summary
This summary is machine-generated.

Discrete breathers (DBs) are stable in magnetic metamaterials (MMs) across dimensions. Increasing dimensionality and anisotropy does not destroy DBs, which can alter MM magnetic response.

More Related Videos

Fabricating Metamaterials Using the Fiber Drawing Method
11:57

Fabricating Metamaterials Using the Fiber Drawing Method

Published on: October 18, 2012

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Related Experiment Videos

Last Updated: Jul 4, 2026

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

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

Fabricating Metamaterials Using the Fiber Drawing Method
11:57

Fabricating Metamaterials Using the Fiber Drawing Method

Published on: October 18, 2012

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Area of Science:

  • Physics
  • Materials Science
  • Electromagnetism

Background:

  • Magnetic metamaterials (MMs) composed of split-ring resonators (SRRs) exhibit unique electromagnetic properties.
  • Discrete breathers (DBs) are localized, stable nonlinear excitations with potential applications in signal processing and energy localization.

Purpose of the Study:

  • To numerically investigate the existence and stability of DBs in one- and two-dimensional MMs.
  • To explore the influence of dimensionality, SRR configuration, and anisotropy on DB stability.
  • To analyze the magnetic response of MMs under DB excitation, particularly in dissipative systems.

Main Methods:

  • Numerical simulations of SRR arrays in 1D and 2D configurations.
  • Construction of linearly stable breather excitations in both Hamiltonian and dissipative MMs.
  • Floquet analysis for stability assessment.
  • Analysis of power balance in dissipative MMs involving Ohmic dissipation and alternating magnetic field driving.

Main Results:

  • DBs exist and are linearly stable in both 1D and 2D magnetic metamaterials.
  • Increased dimensionality (1D to 2D) does not eliminate DBs.
  • DBs are also found in moderately anisotropic 2D MMs.
  • In dissipative MMs, DB excitation shifts the local magnetic response from paramagnetic to diamagnetic.
  • Near resonance, DB excitation can induce a negative (extremely diamagnetic) magnetic response.

Conclusions:

  • Discrete breathers are robust nonlinear excitations in magnetic metamaterials, persisting across dimensions and moderate anisotropy.
  • DBs can significantly modify the local magnetic properties of metamaterials, offering potential for novel magnetic response control.
  • The findings pave the way for designing advanced magnetic metamaterials with tailored dynamic responses.