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Tunable frequency stabilized diode-laser-pumped Tm, Ho:YLiF(4) laser at room temperature
Applied Optics
|September 8, 2010
Summary
A new diode-laser-pumped thulium holmium yttrium lithium fluoride laser offers high stability and a wide tuning range. This advanced laser system provides 25 mW of tunable output power for various applications.
Area of Science:
- Optics and Photonics
- Laser Physics
- Materials Science
Background:
- Diode-laser-pumped lasers are crucial for spectroscopy and optical sensing.
- Thulium, holmium, and yttrium lithium fluoride (Tm,Ho:YLF) crystals offer unique laser properties.
- Achieving stable, single-frequency laser output is essential for precision measurements.
Purpose of the Study:
- To develop and characterize a diode-laser-pumped Tm,Ho:YLF laser.
- To demonstrate high frequency stability and a broad tuning range.
- To assess the laser's output power and tunability.
Main Methods:
- Utilized a diode-laser-pumping scheme for a Tm,Ho:YLF gain medium.
- Implemented a closed-loop system to achieve frequency stabilization.
- Measured laser output power and single-mode tuning range.
Main Results:
- Achieved closed-loop frequency stability in the megahertz range.
- Demonstrated a continuous single-mode tuning range of 800 MHz.
- Obtained a laser output power of 25 mW, tunable over approximately 8 cm⁻¹ at 25°C.
Conclusions:
- The developed Tm,Ho:YLF laser exhibits excellent frequency stability and tunability.
- This laser is suitable for applications requiring precise wavelength control.
- The results highlight the potential of diode-laser-pumped Tm,Ho:YLF lasers.
