High Average Power Spectral Beam Combining of Yb-doped Fiber Amplifiers

C. Wirth,Oliver Schmidt,I. Tsybin,Thomas Schreiber,Steffen Böhme,Thomas Peschel,T Clausnitzer,F Röser,Jens Limpert,Ramona Eberhardt,Andreas Tünnermann

High Average Power Spectral Beam Combining of Yb-doped Fiber Amplifiers

2009

C. Wirth
Oliver Schmidt
I. Tsybin
Thomas Schreiber
Steffen Böhme
Thomas Peschel
T Clausnitzer
F Röser
Jens Limpert
Ramona Eberhardt
Andreas Tünnermann

We report on our experimental results of spectral beam combination. Four fiber amplifiers have been combined to an average power of 1.2 kW with good beam quality. Limitations and further scaling strategies will be discussed.

Keywords:

Amplifier
Laser power scaling
Photonic-crystal fiber
Doping
Laser beam quality
Electronic engineering
Beam (structure)
Fiber
Optics
Brillouin scattering
Materials science
erbium doped fiber amplifier
Scaling
fiber amplifier
Optoelectronics

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