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

Types of Semiconductors01:20

Types of Semiconductors

1.2K
Intrinsic semiconductors are highly pure materials with no impurities. At absolute zero, these semiconductors behave as perfect insulators because all the valence electrons are bound, and the conduction band is empty, disallowing electrical conduction. The Fermi level is a concept used to describe the probability of occupancy of energy levels by electrons at thermal equilibrium. In intrinsic semiconductors, the Fermi level is positioned at the midpoint of the energy gap at absolute zero. When...
1.2K

You might also read

Related Articles

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

Sort by
Same author

Author Correction: High-order harmonic generation in an organic molecular crystal.

Nature communications·2026
Same author

Pairing particles into holonomies.

Science advances·2026
Same author

High-order harmonic generation in an organic molecular crystal.

Nature communications·2025
Same author

Quantum fluids of light in 2D artificial reconfigurable aperiodic crystals with tailored coupling.

Science advances·2025
Same author

Self-accelerating topological edge states.

Nanophotonics (Berlin, Germany)·2025
Same author

Unbroken <math><mi>P</mi> <mi>T</mi></math> -symmetry in the absence of gain or loss.

Nature communications·2025

Related Experiment Video

Updated: Dec 2, 2025

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
10:35

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

12.6K

Nonlinearity-induced photonic topological insulator.

Lukas J Maczewsky1, Matthias Heinrich1, Mark Kremer1

  • 1Institut für Physik, Universität Rostock, Albert-Einstein-Str. 23, 18059 Rostock, Germany.

Science (New York, N.Y.)
|November 6, 2020
PubMed
Summary

We show that optical nonlinearity can induce a topological phase in a photonic system. This transition creates a protected edge transport channel, enabling on-demand control of topological features.

More Related Videos

Patterning via Optical Saturable Transitions - Fabrication and Characterization
08:19

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

7.1K
Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser
09:00

Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser

Published on: June 28, 2018

10.3K

Related Experiment Videos

Last Updated: Dec 2, 2025

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials
10:35

Using Microwave and Macroscopic Samples of Dielectric Solids to Study the Photonic Properties of Disordered Photonic Bandgap Materials

Published on: September 26, 2014

12.6K
Patterning via Optical Saturable Transitions - Fabrication and Characterization
08:19

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

7.1K
Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser
09:00

Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser

Published on: June 28, 2018

10.3K

Area of Science:

  • Photonics
  • Condensed Matter Physics
  • Nonlinear Optics

Background:

  • Topological insulators exhibit robust edge transport, protected from defects and disorder.
  • Conventional topological phases are typically linear and static.

Purpose of the Study:

  • To demonstrate a topological system where nonlinearity induces a topological phase.
  • To explore the control of topological properties in the nonlinear regime.

Main Methods:

  • Utilizing a photonic platform with a specific lattice structure.
  • Investigating the system's behavior in both linear and nonlinear optical regimes.
  • Analyzing the transition to a topologically nontrivial phase driven by optical power.

Main Results:

  • The photonic lattice is topologically trivial in the linear regime.
  • Above a power threshold, optical nonlinearity drives the system into a topologically nontrivial phase.
  • A protected, unidirectional edge transport channel emerges transiently during this transition.

Conclusions:

  • Optical nonlinearity can dynamically induce topological phases.
  • This provides a route for developing controllable, compact topological devices.
  • The findings open new avenues for studying topological properties in nonlinear systems.