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 Experiment Videos

High-conversion-efficiency optical parametric chirped-pulse amplification system using spatiotemporally shaped pump

L J Waxer1, V Bagnoud, I A Begishev

  • 1University of Rochester, Laboratory for Laser Energetics, 250 East River Road, Rochester, New York 14623-1299, USA. lwax@lle.rochester.edu

Optics Letters
|July 30, 2003
PubMed
Summary

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

Measuring temperature and observing graphitization of heavy-ion-heated diamond.

Scientific reports·2026
Same author

Scalable waveplate for ultraviolet applications using laser-imprinted birefringence in silica.

Optics express·2025
Same author

Referenceless, grating-based, single shot X-ray phase contrast imaging with optimized laser-driven K-α sources.

Optics express·2025
Same author

Design and commissioning of the PRIOR-II "proton microscope for FAIR".

The Review of scientific instruments·2024
Same author

Evaluation of an x-ray multilayer mirror for radiography at sub-1-keV photon energies.

The Review of scientific instruments·2024
Same author

Achievement of Target Gain Larger than Unity in an Inertial Fusion Experiment.

Physical review letters·2024

High-conversion-efficiency optical parametric chirped-pulse amplification (OPCPA) was achieved using a shaped pump laser. This method produced stable, high-energy pulses, setting a new record for OPCPA systems.

Area of Science:

  • Laser Physics
  • Nonlinear Optics
  • Photonics

Background:

  • Optical parametric chirped-pulse amplification (OPCPA) is a powerful technique for generating high-energy, ultrashort laser pulses.
  • Improving conversion efficiency and energy stability in OPCPA systems remains a key challenge for practical applications.

Purpose of the Study:

  • To demonstrate high-conversion-efficiency and high-stability OPCPA.
  • To investigate the impact of a spatiotemporally shaped pump laser on OPCPA performance.

Main Methods:

  • Utilized a spatiotemporally shaped pump laser system.
  • Employed optical parametric amplification in a suitable nonlinear crystal.
  • Characterized the output pulse energy, duration, and stability.

Related Experiment Videos

Main Results:

  • Achieved broadband 5-mJ pulses at a 5-Hz repetition rate.
  • Demonstrated a pump-to-signal conversion efficiency of 29%.
  • Obtained energy stability better than 2% root mean square (rms).

Conclusions:

  • The study successfully demonstrated a novel approach to enhance OPCPA performance.
  • The achieved 29% conversion efficiency and <2% rms stability represent record-breaking results for OPCPA.
  • The spatiotemporally shaped pump laser system offers a promising route for future high-power laser development.