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Intracavity Frequency-Doubled and Frequency-Stabilized CW Ring Nd:YAP Laser
Applied Optics
|February 15, 2008
Summary
A novel ring laser using neodymium-doped Yttrium Aluminum Perovskite (Nd:YAP) crystals achieves stable, frequency-doubled green light output. This laser demonstrates excellent thermal stability and intensity control for advanced applications.
Area of Science:
- Laser Physics
- Nonlinear Optics
- Materials Science
Background:
- Nd:YAP lasers are suitable for generating specific wavelengths.
- Frequency doubling requires precise optical conditions.
- Thermal effects can destabilize laser performance.
Purpose of the Study:
- To demonstrate a frequency-doubled and stabilized ring Nd:YAP laser.
- To achieve high output power and stability.
- To ensure thermal insensitivity for practical applications.
Main Methods:
- Utilized a six-mirror cavity design for the ring laser.
- Employed frequency-doubling techniques.
- Implemented stabilization methods for intensity and frequency.
Main Results:
- Achieved a second-harmonic output power of 1 W at 0.54 µm.
- Demonstrated intensity fluctuation below 1.5%.
- Attained frequency stability better than 1 MHz over 5 minutes.
Conclusions:
- The demonstrated ring Nd:YAP laser meets thermal insensitivity and optimal frequency-doubling criteria.
- The laser system provides a stable and efficient source of green light.
- This technology is suitable for applications requiring precise laser parameters.
