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Photodarkening of kW-level Yb-doped Aluminosilicate (Al2O3-SiO2) Fiber
- Source :
- Frontiers in Optics / Laser Science.
- Publication Year :
- 2018
- Publisher :
- OSA, 2018.
-
Abstract
- We reported on laser performance of a kW-level 20/400 Yb-doped aluminosilicate fiber. Laser running of ~120 minutes at 1.2kW showed power degradation of ~10.6% and slope efficiency degradation of ~116%, directly justifying serious photodarkening effect.
Details
- Database :
- OpenAIRE
- Journal :
- Frontiers in Optics / Laser Science
- Accession number :
- edsair.doi...........44e1c2e9cee738a428b3e3aaf6c246a7