Jove
Visualize
Contact Us

Related Experiment Videos

Modeling gain-medium diffraction in super-Gaussian coupled unstable laser cavities.

Ann W Kennedy1, John B Gruber, Paul R Bolton

  • 1Department of Physics, San Jose State University, One Washington Square, San Jose, California 95192, USA. paulannkennedy@netscape.net

Applied Optics
|March 16, 2005
PubMed
Summary

This study models diffractive effects in unstable super-Gaussian coupled laser cavities. Beam quality is sensitive to cavity magnification and aperture Fresnel number, correlating with experimental data.

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

Advanced Solid-State Lasers: feature issue introduction.

Optics express·2024
Same author

Advanced Solid-State Lasers: feature issue introduction.

Optics express·2023
Same author

Feature issue introduction: advanced solid-state lasers.

Optics express·2022
Same author

I-BEAT: Ultrasonic method for online measurement of the energy distribution of a single ion bunch.

Scientific reports·2019
Same author

Erratum: "Invited Review Article: 'Hands-on' laser-driven ion acceleration: A primer for laser-driven source development and potential applications" [Rev. Sci. Instrum. 87, 071101 (2016)].

The Review of scientific instruments·2018
Same author

Temporal contrast enhancement of petawatt-class laser pulses.

Optics letters·2013
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

Area of Science:

  • Optics and Photonics
  • Laser Physics
  • Computational Modeling

Background:

  • Unstable laser cavities are crucial for high-power laser systems.
  • Diffractive effects and beam quality are key performance metrics.
  • Super-Gaussian beams offer advantages in beam shaping.

Purpose of the Study:

  • To model the diffractive effects of a single laser rod in an unstable super-Gaussian coupled cavity.
  • To investigate the relationship between beam quality (M2) and far-field power loss.
  • To analyze the impact of cavity configuration and aperture parameters on laser performance.

Main Methods:

  • Utilized computational modeling to simulate laser cavity dynamics.
  • Analyzed fundamental mode propagation through a maximally flat output coupler.

Related Experiment Videos

  • Varied cavity magnification, aperture Fresnel number, and aperture position.

    • Main Results:

    • Beam quality (M2) showed high sensitivity to cavity magnification and aperture Fresnel number.
    • These parameters were correlated to the aperture-equivalent Fresnel number.
    • M2 variation with aperture position was predictable for solid-state lasers.

    Conclusions:

    • The study provides insights into optimizing unstable super-Gaussian coupled cavities.
    • Predictive models for beam quality can be developed based on cavity and aperture parameters.
    • Findings align with experimental data for solid-state lasers.