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

Endoplasmic reticulum structure as a fundamental physical constraint on ribosome density.

Biophysical journal·2026
Same author

Global trends and research hotspots in enhanced recovery after surgery (ERAS) for lung cancer resection: a bibliometric and visual analysis (2010-2025).

Journal of thoracic disease·2026
Same author

Light-Driven Epimerization: Diastereoconvergent Synthesis of [<sup>12</sup>C, <sup>13</sup>C] β<sup>2,3</sup>-Amino Acids.

Angewandte Chemie (International ed. in English)·2026
Same author

From P-Type to Bipolar: A Quinone-Core Engineering Strategy in D-A-D Organic Cathodes for Ultra-Stable and High-Energy Organic Lithium-Ion Batteries.

Angewandte Chemie (International ed. in English)·2026
Same author

Adverse outcomes associated with intubation in preterm infants in the delivery room setting.

Journal of neonatal-perinatal medicine·2026
Same author

The Mediating Effect of Teamwork Attitude Between Cultural Intelligence and Teamwork Cognition in Nursing Students.

Nursing open·2026

Related Experiment Video

Updated: Jun 22, 2026

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

Electrically tunable lasers made from electro-optically active photonics band gap materials.

Haiping Yu, Benjamin Tang, Jianhui Li

    Optics Express
    |June 6, 2009
    PubMed
    Summary

    Researchers developed an electrically tunable laser using photonic band gap (PBG) materials. This novel cholesteric liquid crystal (CLC) laser demonstrates wavelength tuning over 33 nm, offering a new tunable laser technology.

    More Related Videos

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

    Published on: November 22, 2019

    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

    Related Experiment Videos

    Last Updated: Jun 22, 2026

    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

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

    Published on: November 22, 2019

    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

    Area of Science:

    • Photonics
    • Materials Science
    • Optoelectronics

    Background:

    • Development of tunable lasers is crucial for various photonic applications.
    • Photonic band gap (PBG) materials offer unique optical properties for laser design.
    • Cholesteric liquid crystals (CLCs) present possibilities for tunable optical devices.

    Purpose of the Study:

    • To report an external cavity-free, electrically tunable laser.
    • To utilize novel photonic band gap materials with electrically tunable stop bands.
    • To demonstrate wavelength tunability in a CLC-based laser system.

    Main Methods:

    • Fabrication of tunable PBG materials using novel CLCs with electrically variable pitch.
    • Implementation of a distributed feedback cavity within the CLC film.
    • Electrical tuning of the CLC pitch to modulate the stop band and resonant frequency.

    Main Results:

    • The CLC exhibited an electrically variable pitch with a non-constant spatial distribution.
    • The distributed feedback cavity's resonant frequency was electrically varied over a spectral range > 300 nm.
    • An optically pumped tunable laser demonstrated experimental wavelength tuning over 33 nm.

    Conclusions:

    • An external cavity-free, electrically tunable laser was successfully demonstrated.
    • Novel CLCs with electrically tunable pitch are effective PBG materials for laser applications.
    • The demonstrated system offers significant spectral tunability for laser sources.