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

Monolithic manufacturing of an electrically addressable quasi-suspended nanophotonic aperture.

Nature nanotechnology·2026
Same author

From intuition to optimization: a review of inverse design applied to optical nanotweezers.

Reports on progress in physics. Physical Society (Great Britain)·2026
Same author

Ubiquilin 1 Inhibits intracellular proliferation of Salmonella enterica serovar Typhimurium through Xenophagy.

Genes & genomics·2026
Same author

Enhancing Volumetric Optical Chirality through 2D-3D Structural Design Evolution.

Nano letters·2026
Same author

Deterministic formation of carbon-functionalized quantum emitters in hexagonal boron nitride.

Nature communications·2025
Same author

Spin-orbit coupling in van der Waals materials for optical vortex generation.

Light, science & applications·2025

Related Experiment Video

Updated: Mar 30, 2026

Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

9.9K

Single nanobeam optical sensor with a high Q-factor and high sensitivity.

Sejeong Kim, Hwi-Min Kim, Yong-Hee Lee

    Optics Letters
    |November 14, 2015
    PubMed
    Summary

    Researchers developed a novel photonic crystal nanobeam optical sensor offering high sensitivity and quality factor. This miniaturized sensor achieves a record refractive-index sensitivity, paving the way for advanced portable devices.

    More Related Videos

    Author Spotlight: High-Quality Quantum Dot Nanobeads for Sensitive Fluorescent Lateral Flow Immunoassays
    07:13

    Author Spotlight: High-Quality Quantum Dot Nanobeads for Sensitive Fluorescent Lateral Flow Immunoassays

    Published on: June 28, 2024

    2.4K
    High-Speed Magnetic Tweezers for Nanomechanical Measurements on Force-Sensitive Elements
    08:50

    High-Speed Magnetic Tweezers for Nanomechanical Measurements on Force-Sensitive Elements

    Published on: May 12, 2023

    3.0K

    Related Experiment Videos

    Last Updated: Mar 30, 2026

    Implementation of a Reference Interferometer for Nanodetection
    16:11

    Implementation of a Reference Interferometer for Nanodetection

    Published on: April 26, 2014

    9.9K
    Author Spotlight: High-Quality Quantum Dot Nanobeads for Sensitive Fluorescent Lateral Flow Immunoassays
    07:13

    Author Spotlight: High-Quality Quantum Dot Nanobeads for Sensitive Fluorescent Lateral Flow Immunoassays

    Published on: June 28, 2024

    2.4K
    High-Speed Magnetic Tweezers for Nanomechanical Measurements on Force-Sensitive Elements
    08:50

    High-Speed Magnetic Tweezers for Nanomechanical Measurements on Force-Sensitive Elements

    Published on: May 12, 2023

    3.0K

    Area of Science:

    • Photonics
    • Nanotechnology
    • Optical Sensing

    Background:

    • Miniaturization of optical sensors is crucial for portable and cost-effective devices.
    • Photonic crystal sensors offer ultra-small mode volumes and footprints, showing progress in sensor figure-of-merit (FOM).

    Purpose of the Study:

    • To report a high Q-factor and high sensitivity optical sensor based on a photonic crystal nanobeam.
    • To utilize the second lowest air band-edge mode for enhanced sensing performance.

    Main Methods:

    • Theoretical calculation of a nanobeam (n=3.4) in a water environment (n=1.33).
    • Analysis of refractive-index sensitivity and quality factor (Q-factor).
    • Evaluation of the theoretical figure-of-merit (FOM).

    Main Results:

    • Calculated refractive-index sensitivity of approximately 631 nm/RIU with a Q-factor > 23,300.
    • Theoretical FOM calculated to be > 9500.
    • Achieved experimental refractive-index sensitivity of 461 nm/RIU, the highest for a single nanobeam geometry.

    Conclusions:

    • The proposed photonic crystal nanobeam sensor exhibits high performance metrics.
    • The simple, uniform geometry facilitates easy fabrication and ensures mechanical stability.
    • This sensor design represents a significant advancement for miniaturized optical sensing applications.