Theoretical analysis of Yb3+-doped double-clad fiber lasers using a new analytical method
Citation
Liping Zhang, Huihui Liu, and Xinzhong Li, "Theoretical analysis of Yb3+-doped double-clad fiber lasers using a new analytical method," Optik, vol. 124, pp. 1264–1268, 2013
Keywords
- Yb3+-doped double-clad fiber laser (DCFL)
- Analytical model/method
- Rate equations (REs)
- Threshold pump power
- Output laser power
- Scattering losses
- Pump light attenuation
- Upper-level population density (N2)
- Dopant concentration (N)
- Fiber length (L)
- Reflectivity of laser mirrors (R1, R2)
- Optimal fiber length (Lopt)
- Minimum fiber length (Lmin)
- Pump photon density (F(z)
- Laser photon density (S±(z)
Brief
The article presents new approximate analytical solutions for threshold pump power and output laser power of Yb3+-doped double-clad fiber lasers by considering rate equations that include scattering losses and the dependency of pump light attenuation on the upper-level population density.
Summary
This paper introduces new approximate analytical solutions for calculating the threshold pump power and output laser power of Yb3+-doped double-clad fiber lasers. The model considers scattering losses and the influence of the upper energy level population on pump light attenuation, providing a more comprehensive theoretical analysis of these lasers.
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