Pr³⁺-doped Mid-infrared Chalcogenide Fiber Amplifiers using Cascaded Amplification

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Citation of Original Publication

Hu, Jonathan, Curtis R. Menyuk, Chengli Wei, L. Brandon Shaw, Jasbinder S. Sanghera, and Ishwar D. Aggarwal. “Pr³⁺-Doped Mid-Infrared Chalcogenide Fiber Amplifiers Using Cascaded Amplification.” In Conference on Lasers and Electro-Optics (2016), Paper STh1O.7, STh1O.7. Optica Publishing Group, 2016. https://doi.org/10.1364/CLEO_SI.2016.STh1O.7.

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This work was written as part of one of the author's official duties as an Employee of the United States Government and is therefore a work of the United States Government. In accordance with 17 U.S.C. 105, no copyright protection is available for such works under U.S. Law.
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Abstract

We computationally investigate cascaded amplification in a three-level mid-infrared Pr³⁺-doped chalcogenide fiber amplifier. We show that 45% of the pump power that is injected at 2 μm can be shifted to 4.5 μm.