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Soliton mode-locked Er:Yb:glass laser
G J Spühler1, L Krainer, E Innerhofer
1Institute of Quantum Electronics, Department of Physics, Swiss Federal Institute of Technology (ETH), ETH Zürich Hönggerberg, Wolfgang-Pauli-Strasse 16, 8093 Zürich, Switzerland. spuehler@phys.ethz.ch
Optics Letters
|March 9, 2005
Summary
We developed a simple diode-pumped laser producing ultrashort 1536-nm optical solitons. This laser technology offers potential for advanced applications requiring precise timing and high-energy pulses.
Area of Science:
- Laser Physics
- Nonlinear Optics
- Materials Science
Background:
- Diode-pumped lasers are crucial for compact and efficient light sources.
- Passively mode-locked lasers generate ultrashort optical pulses.
- Erbium-Ytterbium doped glasses are gain media for near-infrared lasers.
Purpose of the Study:
- To demonstrate a simple diode-pumped passively mode-locked laser.
- To generate transform-limited solitons at 1536 nm.
- To investigate laser performance, including pulse duration, repetition rate, output power, and timing jitter.
Main Methods:
- Utilized a diode-pumped passively mode-locked Er:Yb:glass laser setup.
- Employed techniques to achieve stable soliton formation.
- Measured pulse duration, repetition rate, average output power, and timing jitter.
Main Results:
- Generated transform-limited 1536-nm solitons with a pulse duration of 255 femtoseconds.
- Achieved a repetition rate of 50 MHz and an average output power of 58 mW.
- Analyzed timing jitter and the inherent trade-off between pulse width and output power.
Conclusions:
- A simple diode-pumped passively mode-locked Er:Yb:glass laser can efficiently generate ultrashort solitons.
- The laser performance is characterized by specific pulse parameters and power levels.
- Understanding the trade-offs is essential for optimizing laser design for specific applications.
