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Related Experiment Video

Updated: Feb 14, 2026

In Vitro Evaluation of The Effects Of Er,Cr:YSGG and Diode Lasers Used on Titanium Cylinder
07:05

In Vitro Evaluation of The Effects Of Er,Cr:YSGG and Diode Lasers Used on Titanium Cylinder

Published on: June 6, 2025

593

High-energy diode side-pumped Er:LiYF4 laser.

Manuel Messner, Arne Heinrich, Karl Unterrainer

    Applied Optics
    |February 23, 2018
    PubMed
    Summary

    This study introduces a new diode side-pumping method for Erbium-doped Yttrium Lithium Fluoride (Er:YLF) lasers, achieving over 10 W output power at 2.81 μm. The efficient room-temperature laser demonstrates potential for future Q-switching applications.

    Area of Science:

    • Laser Physics
    • Materials Science

    Background:

    • Erbium-doped Yttrium Lithium Fluoride (Er:YLF) lasers are crucial for mid-infrared applications.
    • Efficient and scalable laser systems operating at room temperature are highly desirable.

    Purpose of the Study:

    • To develop and characterize a novel diode side-pumping scheme for Er:YLF lasers.
    • To investigate the performance and beam quality of the developed laser system.

    Main Methods:

    • Utilized a diode side-pumping technique for Er:YLF laser.
    • Performed Findlay-Clay analysis to study the laser cavity.
    • Employed dynamic laser rate equation simulations for analysis.

    Main Results:

    • Achieved average output power > 10 W and pulse energy > 100 mJ.

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  • Obtained a high slope efficiency of 18.7% at 2.81 μm.
  • Demonstrated efficient room-temperature operation with good beam quality (M²<12 and M²<6).

    • Conclusions:

    • The novel diode side-pumping scheme offers an efficient and scalable solution for Er:YLF lasers.
    • The developed laser system is suitable for room-temperature operation and serves as a foundation for Q-switching.