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 Video

Updated: Jul 7, 2026

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
10:17

20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

Published on: July 12, 2017

High-Repetition-Rate Q-Switched Diode-Pumped Nd:YAG Laser at 1.444 mum.

A Agnesi, S Dell'acqua, C Pennacchio

    Applied Optics
    |February 15, 2008
    PubMed
    Summary
    This summary is machine-generated.

    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

    Efficient femtosecond optical parametric generation in group-velocity-matched MgO:PPLN at 10 MHz.

    Optics letters·2023
    Same author

    Bioavailable iron titrations reveal oceanic Synechococcus ecotypes optimized for different iron availabilities.

    ISME communications·2023
    Same author

    Interactions between heme and tau-derived R1 peptides: binding and oxidative reactivity.

    Dalton transactions (Cambridge, England : 2003)·2016
    Same author

    42  W femtosecond Yb:Lu<sub>2</sub>O<sub>3</sub> regenerative amplifier.

    Optics letters·2016
    Same author

    Single-grating-mirror intracavity stretcher design for chirped pulse regenerative amplification.

    Optics letters·2015
    Same author

    High pulse energy multiwatt Yb:CaAlGdO4 and Yb:CaF2 regenerative amplifiers.

    Optics express·2014

    A new diode-pumped Q-switched Nd:YAG laser operating at the eye-safe 1444 nm wavelength was developed. This laser achieved 1 W in continuous wave and 560 mW at 20 kHz using active Q-switching.

    Area of Science:

    • Optics and Photonics
    • Laser Technology
    • Materials Science

    Background:

    • Diode-pumped solid-state lasers are crucial for various applications.
    • Nd:YAG lasers offer good performance but eye-safety is a concern at certain wavelengths.
    • Developing eye-safe lasers is important for applications like remote sensing and medical treatments.

    Purpose of the Study:

    • To develop a diode-pumped Q-switched Nd:YAG laser operating at the eye-safe 1444 nm wavelength.
    • To characterize the laser's performance under different operating conditions.
    • To analyze design considerations including thermal lensing and beam quality.

    Main Methods:

    • Utilized a 10-W fiber-coupled array at 808 nm for pumping.
    • Implemented active Q-switching for pulsed operation.

    More Related Videos

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation
    04:43

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation

    Published on: May 23, 2025

    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

    Related Experiment Videos

    Last Updated: Jul 7, 2026

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
    10:17

    20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier

    Published on: July 12, 2017

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation
    04:43

    Using a 1064-nm Picosecond Neodymium-Doped Yttrium Aluminum Garnet Laser for Periorbital Hyperpigmentation

    Published on: May 23, 2025

    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

  • Performed continuous wave (cw) and pulsed operation measurements.
  • Characterized thermal lensing effects and beam quality.

    • Main Results:

    • Achieved 1 W of output power in cw operation.
    • Generated 560 mW of output power at a 20-kHz repetition rate with active Q-switching.
    • Demonstrated successful operation at the eye-safe 1444 nm wavelength.
    • Investigated thermal lensing and beam quality.

    Conclusions:

    • Successfully developed a diode-pumped Q-switched Nd:YAG laser at 1444 nm.
    • The laser demonstrates practical output powers for potential applications.
    • Further analysis of design factors like thermal lensing is essential for optimization.