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A semiconductor-based, frequency-stabilized mode-locked laser using a phase modulator and an intracavity etalon
Josue Davila-Rodriguez1, Ibrahim Ozdur, Charles Williams
1CREOL, The College of Optics and Photonics, University of Central Florida, 4000 Central Florida Blvd., Orlando, Florida 32816-2700, USA. josue@creol.ucf.edu
Optics Letters
|December 18, 2010
Summary
We developed a frequency-stabilized semiconductor laser using a phase modulator and etalon for mode-locking and frequency stabilization. This method achieves a twofold repetition frequency multiplication and 13 fs timing jitter.
Area of Science:
- Optics and Photonics
- Laser Physics
- Semiconductor Lasers
Background:
- Mode-locked lasers are crucial for applications requiring precise timing.
- Optical frequency stabilization is essential for high-precision measurements.
- Semiconductor lasers offer compact and efficient solutions for laser generation.
Purpose of the Study:
- To report a novel frequency-stabilized semiconductor-based mode-locked laser.
- To demonstrate active mode-locking and optical frequency stabilization using a phase modulator and intracavity etalon.
- To achieve a twofold multiplication of the laser's repetition frequency.
Main Methods:
- Utilizing a phase modulator for active mode-locking.
- Employing an intracavity Fabry-Perot etalon for optical frequency stabilization.
- Implementing regenerative frequency division for timing jitter measurement.
Main Results:
- Achieved frequency stabilization of the semiconductor-based mode-locked laser.
- Demonstrated inherent twofold multiplication of the repetition frequency.
- Measured residual timing jitter of 13 fs (1 Hz to 100 MHz).
Conclusions:
- The developed laser integrates mode-locking and frequency stabilization efficiently.
- The technique provides a compact and robust solution for stable optical frequency generation.
- The low timing jitter is suitable for demanding applications in metrology and communications.
