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Nd:MgO:LiNbO(3) waveguide laser and amplifier.
Optics Letters
|September 22, 2009
Summary
We achieved efficient operation of a channel waveguide laser and amplifier using Nd:MgO:LiNbO(3). This research demonstrates key performance metrics for these integrated optical devices, paving the way for advanced photonic applications.
Area of Science:
- Optics and Photonics
- Materials Science
- Integrated Photonics
Background:
- Neodymium-doped magnesium oxide-lithium niobate (Nd:MgO:LiNbO(3)) is a promising material for integrated optical devices.
- Channel waveguides are crucial for miniaturizing and enhancing the performance of photonic components.
Purpose of the Study:
- To demonstrate the efficient operation of a channel waveguide laser in Nd:MgO:LiNbO(3).
- To demonstrate the efficient operation of a channel waveguide amplifier in Nd:MgO:LiNbO(3).
Main Methods:
- Fabrication of channel waveguides in Nd:MgO:LiNbO(3).
- Characterization of laser performance under optical pumping.
- Measurement of small-signal gain for the amplifier configuration.
Main Results:
- A continuous-wave (cw) output power of 2.9 mW was achieved for the laser with 23.6 mW of absorbed pump power.
- The laser exhibited a threshold absorbed pump power of 1.5 mW and a slope efficiency of 13%.
- A small-signal gain of 7.5 dB was obtained for the amplifier with 22 mW of coupled pump power.
Conclusions:
- Efficient laser and amplifier operation is demonstrated in Nd:MgO:LiNbO(3) channel waveguides.
- These results highlight the potential of Nd:MgO:LiNbO(3) for integrated photonic devices.
- The achieved performance metrics are significant for advancing waveguide-based laser and amplifier technologies.
