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

You might also read

Related Articles

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

Sort by
Same author

Plasmonic distributed feedback lasers at telecommunications wavelengths.

Optics express·2011
Same author

A top-down approach to fabrication of high quality vertical heterostructure nanowire arrays.

Nano letters·2011
Same author

Nanophotonics: lasers go beyond diffraction limit.

Nature nanotechnology·2009
Same author

Lasing in metal-insulator-metal sub-wavelength plasmonic waveguides.

Optics express·2009
Same author

Carrier recovery time in semiconductor optical amplifiers that employ holding beams.

Optics letters·2007
Same author

Coupled Mach-Zehnder interferometer memory element.

Optics letters·2005
Same journal

Gaussian-modulated continuous-variable quantum key distribution over 60 km fiber using an integrated silicon photonic receiver.

Optics letters·2026
Same journal

E2E-OCT: end-to-end joint learning model using optical coherence tomography images for vocal cord leukoplakia diagnosis.

Optics letters·2026
Same journal

Holographic generation of panoramic 3D scenes by concave ellipsoidal mirror reflection.

Optics letters·2026
Same journal

Dual-pilot phase recovery with pair-wise maximum-ratio combining for coherent PONs.

Optics letters·2026
Same journal

Mapping the whispering gallery modes of a CaF<sub>2</sub> disk resonator with half-tapered fibers to estimate the fundamental mode volume.

Optics letters·2026
Same journal

Quantitative estimation of deep-subwavelength scale via dark-field scattering axial energy concentration decay profiles.

Optics letters·2026
See all related articles

Related Experiment Video

Updated: Aug 10, 2025

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

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.4K

Optical waveguide switch based on a negative-index metamaterial load.

Martin T Hill

    Optics Letters
    |February 15, 2023
    PubMed
    Summary
    This summary is machine-generated.

    A novel optical switch uses a negative-index metamaterial (NIM) to create a large separation between waveguide mode propagation constants. This enables compact optical switch designs, even with realistic NIM losses.

    More Related Videos

    Fabricating Metamaterials Using the Fiber Drawing Method
    11:57

    Fabricating Metamaterials Using the Fiber Drawing Method

    Published on: October 18, 2012

    13.9K
    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
    11:08

    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

    Published on: November 30, 2012

    19.0K

    Related Experiment Videos

    Last Updated: Aug 10, 2025

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

    Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

    Published on: December 27, 2012

    15.4K
    Fabricating Metamaterials Using the Fiber Drawing Method
    11:57

    Fabricating Metamaterials Using the Fiber Drawing Method

    Published on: October 18, 2012

    13.9K
    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities
    11:08

    Fabrication And Characterization Of Photonic Crystal Slow Light Waveguides And Cavities

    Published on: November 30, 2012

    19.0K

    Area of Science:

    • Photonics and optical engineering
    • Metamaterials science

    Background:

    • Directional couplers are fundamental components in integrated optics.
    • Conventional designs using positive-index media (PIM) face limitations in achieving compact switch sizes due to mode spacing constraints.

    Purpose of the Study:

    • To introduce and validate a new optical switch concept utilizing negative-index metamaterials (NIMs).
    • To demonstrate the potential for miniaturization of optical switches through engineered mode propagation constants.

    Main Methods:

    • Theoretical modeling using a simple one-dimensional (1D) approach.
    • Validation through three-dimensional (3D) finite-difference time-domain (FDTD) simulations.
    • Investigation of the impact of NIM losses on switch performance.

    Main Results:

    • The NIM load effectively limits optical modes, creating a significant separation between propagation constants.
    • This wide spacing allows for a drastically reduced switch size compared to PIM-based devices.
    • Simulations confirm the 1D model's predictions and show that NIM losses do not hinder switch operation.

    Conclusions:

    • The proposed NIM-based optical switch offers a pathway to highly compact photonic devices.
    • This approach overcomes limitations of traditional positive-index materials for miniaturization.
    • The concept is robust against realistic material losses, paving the way for practical implementation.