Optimization of strongly pumped Yb-doped double-clad fiber lasers using a wide-scope approximate analytical model
Citation
Z. Mohammed and H. Saghafifar, "Optimization of strongly pumped Yb-doped double-clad fiber lasers using a wide-scope approximate analytical model," Optics & Laser Technology, vol. 55, pp. 50–57, 2014
Keywords
- Yb-doped double-clad fiber laser (DCFL)
- Strongly pumped
- Analytical model
- Optimization
- Rate equations (REs)
- Output power
- Distributed laser
- Pumping types (forward, backward, two-end)
- Scattering losses
- Pump reflection
- Output reflectivity
- Doping concentration
- Fiber length
- High-power laser oscillators
- Relative error
- Numerical model/solution
- Fiber Bragg gratings (FBGs)
- Population inversion
- Threshold condition
- Quasi-three-level system
- Excited-state absorption (ESA)
Brief
The article presents a wide-scope approximate analytical model for strongly pumped Yb-doped double-clad fiber lasers and uses it to illustrate a simple optimization method for high-power laser oscillators by studying the influences of various parameters.
Summary
This article presents a new analytical model for optimizing strongly pumped Yb-doped double-clad fiber lasers, which considers various parameters and pumping configurations, achieving high accuracy (less than 2.72% error) compared to numerical models and illustrating a simple optimization method for high-power fiber lasers.
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