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

The scaling relationship between leaf nitrogen and phosphorus concentrations in vascular epiphytes.

Frontiers in plant science·2026
Same author

[The mechanism of mitochondrial damage in chronic obstructive pulmonary disease induced by cigarette smoke and its therapeutic implications].

Zhonghua jie he he hu xi za zhi = Zhonghua jiehe he huxi zazhi = Chinese journal of tuberculosis and respiratory diseases·2025
Same author

[Epidemic characteristics of mycoplasma pneumoniae infection and drug-resistant gene mutations in hospitalized children aged 0-17 in Ningbo City from 2019 to 2023].

Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]·2024
Same author

[Role of neoadjuvant rectal score in prognosis and adjuvant chemotherapy decision-making in locally advanced rectal cancer following neoadjuvant short-course radiotherapy and consolidation chemotherapy].

Zhonghua zhong liu za zhi [Chinese journal of oncology]·2024
Same author

[Multivariable analysis of tooth loss in subjects with severe periodontitis over 4-year natural progression].

Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences·2023
Same author

[Analysis of non-bacterial respiratory pathogens in children in Ningbo City from 2019 to 2021].

Zhonghua yu fang yi xue za zhi [Chinese journal of preventive medicine]·2022

Related Experiment Video

Updated: Jun 12, 2026

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
09:43

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

Optical amplification of a multimode evanescently active planar optical waveguide.

W Y Liu, O M Stafsudd

    Applied Optics
    |June 23, 2010
    PubMed
    Summary

    Researchers achieved high optical gain in a multimode dielectric optical waveguide by utilizing a complex refractive index. Experimental results closely matched theoretical calculations for this advanced optical gain medium.

    Area of Science:

    • Optics and Photonics
    • Materials Science

    Background:

    • Dielectric optical waveguides are crucial for integrated photonics.
    • Achieving optical gain in such waveguides is essential for signal amplification.
    • Complex refractive index materials offer unique optical properties.

    Purpose of the Study:

    • To calculate the electric field distribution and complex propagation constants of a multimode dielectric optical waveguide.
    • To experimentally fabricate and evaluate an optical waveguide with a complex index of refraction.
    • To determine the optical gain achieved and compare it with theoretical predictions.

    Main Methods:

    • Theoretical calculation of electric field distribution and complex propagation constants.
    • Fabrication of a multimode dielectric optical waveguide using ion exchange in a glass substrate.

    More Related Videos

    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

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
    12:18

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

    Published on: August 5, 2013

    Related Experiment Videos

    Last Updated: Jun 12, 2026

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
    09:43

    Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

    Published on: March 20, 2017

    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

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
    12:18

    Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

    Published on: August 5, 2013

  • Creation of a complex refractive index region by flowing a dye solution.
  • Experimental measurement of optical gain for various propagating modes.

    • Main Results:

    • Optical gain as high as 40%/cm was achieved in the fabricated waveguide.
    • Experimental gain measurements showed good agreement with theoretically calculated values.
    • The study demonstrated the feasibility of using complex refractive index for optical gain.

    Conclusions:

    • The theoretical model accurately predicts the performance of optical waveguides with complex refractive indices.
    • High optical gain is achievable in dielectric waveguides through material engineering.
    • This work paves the way for developing advanced optical amplifiers and integrated photonic devices.