Power scaling of the in-band diode-pumped Er-nanoparticle-doped fiber laser (Conference Presentation)

Author(s):  
Jun Zhang ◽  
Radha K. Pattnaik ◽  
Mark Dubinskii ◽  
Colin C. Baker ◽  
E. Joseph Friebele ◽  
...  
1997 ◽  
Vol 140 (1-3) ◽  
pp. 19-22 ◽  
Author(s):  
M. Baldo ◽  
G.E. Town ◽  
M. Romagnoli

1993 ◽  
Vol 32 (9) ◽  
pp. 2036 ◽  
Author(s):  
Francois Seguin
Keyword(s):  

2008 ◽  
Author(s):  
Junhai Liu ◽  
Valentin Petrov ◽  
Xavier Mateos ◽  
Huaijin Zhang ◽  
Jiyang Wang

2008 ◽  
Vol 90 (3-4) ◽  
pp. 369-372 ◽  
Author(s):  
V. Sudesh ◽  
T. McComb ◽  
Y. Chen ◽  
M. Bass ◽  
M. Richardson ◽  
...  

Author(s):  
Matthew R. Majewski ◽  
Md Ziaul Amin ◽  
Thibaud Berthelot ◽  
Stuart D. Jackson
Keyword(s):  

Author(s):  
Meng Wang ◽  
Le Liu ◽  
Zefeng Wang ◽  
Xiaoming Xi ◽  
Xiaojun Xu

The average power of diode-pumped fiber lasers has been developed deeply into the kW regime in the past years. However, stimulated Raman scattering (SRS) is still a major factor limiting the further power scaling. Here, we have demonstrated the mitigation of SRS in kilowatt-level diode-pumped fiber amplifiers using a chirped and tilted fiber Bragg grating (CTFBG) for the first time. The CTFBG is designed and inscribed in large-mode-area (LMA) fibers, matching with the operating wavelength of the fiber amplifier. With the CTFBG inserted between the seed laser and the amplifier stage, an SRS suppression ratio of ${\sim}10~\text{dB}$ is achieved in spectrum at the maximum output laser power of 2.35 kW, and there is no reduction in laser slope efficiency and degradation in beam quality. This work proves the feasibility and practicability of CTFBGs for SRS suppression in high-power fiber lasers, which is very useful for the further power scaling.


2009 ◽  
Author(s):  
Martin Giesberts ◽  
Jens Geiger ◽  
Martin Traub ◽  
Hans-Dieter Hoffmann

Optica ◽  
2017 ◽  
Vol 4 (2) ◽  
pp. 235 ◽  
Author(s):  
Yıgıt Ozan Aydın ◽  
Vincent Fortin ◽  
Frédéric Maes ◽  
Frédéric Jobin ◽  
Stuart D. Jackson ◽  
...  

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