High Power Laser Science and Engineering, Volume. 6, Issue 2, 02000e16(2018)
kW-class high power fiber laser enabled by active long tapered fiber
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passive fiber and wide end of T-DCF.
Fig. 3. Measured power variation curve. Inset: measured beam pattern at 1.39 kW output power.
Fig. 4. Measured spectrum data under different output powers of the amplifier.
Fig. 5. (a) Measured temporal trace and (b) corresponding Fourier transform of different output powers.
Fig. 6. Calculated gain difference using co-pumping schemes of different fiber core sizes.
Fig. 7. Relationship between parabolic shaping factor and TMI threshold.
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Chen Shi, Hanwei Zhang, Xiaolin Wang, Pu Zhou, Xiaojun Xu. kW-class high power fiber laser enabled by active long tapered fiber[J]. High Power Laser Science and Engineering, 2018, 6(2): 02000e16
Paper Information
Received: Nov. 29, 2017
Accepted: Jan. 17, 2018
Published Online: Jul. 4, 2018
The Author Email: Xiaolin Wang (chinawxllin@163.com)
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