Influences of photodarkening in highly d
β
Qinghe Mao; Zongjiu Zhu; Wenqing Liu; John W. Y. Lit
π
Article
π
2006
π
John Wiley and Sons
π
English
β 85 KB
## Abstract The influences of photodarkening in highly doping ytterbiumβdoped fibers (YDFs) on the performance of fiber lasers were investigated in this study. The experimental results show that the threshold and the output power of the laser, respectively, increases and decreases over the pumping