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Cavity-dumped femtosecond Kerr-lens mode-locked Ti:A1(2)O(3)laser
Optics Letters
|October 16, 2009
Summary
Researchers generated high-energy, ultrashort laser pulses using cavity dumping with a Ti:A1(2)O(3) laser. This tunable ultrafast source offers simplicity and high performance for scientific measurements.
Area of Science:
- Ultrafast science
- Laser physics
- Spectroscopy
Background:
- Mode-locked lasers are crucial for generating ultrashort optical pulses.
- Titanium-sapphire (Ti:A1(2)O(3)) lasers are widely used for tunable ultrashort pulse generation.
- Cavity dumping is a technique to extract high-energy pulses from a laser resonator.
Purpose of the Study:
- To report the generation of high-energy and ultrashort pulses from a mode-locked Ti:A1(2)O(3) laser.
- To demonstrate the effectiveness of cavity dumping for enhancing laser output parameters.
- To present a tunable laser source suitable for ultrafast measurements.
Main Methods:
- Utilized a mode-locked Titanium-sapphire (Ti:A1(2)O(3)) laser.
- Implemented the cavity dumping technique to extract laser pulses.
- Characterized the generated pulses for energy and duration.
Main Results:
- Achieved pulse energies as high as 100 nJ.
- Generated pulses with durations as short as 50 fs.
- Demonstrated a system with high energy, short pulse widths, and variable repetition rate.
Conclusions:
- Cavity dumping provides a simple and effective method for generating high-energy, ultrashort pulses from Ti:A1(2)O(3) lasers.
- The developed system is an attractive tunable source for various ultrafast measurement applications.
- The combination of simplicity, high energy, and short pulse duration makes this laser system versatile.
