Acta Optica Sinica, Volume. 38, Issue 6, 0614001(2018)
Low Threshold 1895 nm Mode-Locked Laser Based on Double Wall Carbon Nanotubes
Figures & Tables(4)
Fig. 2. (a) Crystal absorption efficiency; (b) average output power for CW and mode-locked operation versus absorbed pump power; (c) energy flux versus absorption pump power; (d) emission spectrum of the mode locking laser
Fig. 3. Mode-locked pulse trains recorded in 1 ms and 10 ns per division time scales
Table 1. Detail experimental data
View tableTable 1. Detail experimental data
Operating state Radius of curvature r /mmFocal length of lens L /mmCrystal absorption efficiency/% Light threshold power /mW Lock mode threshold power /mW Slope efficiency η /%Maximum output power /mW Optical to optical efficiency/% M3 M4 No laser 120 33.75 100 33.61 120 100 100 77.40 108 39.16 979 28.88 CW 120 100 75 57.82 59 53.55 1044 30.09 100 50 75 55.84 40 33.31 639 18.47 CWML 120 100 75 56.43 107 1562 12.50 234 6.70 QML 100 50 75 55.45 79 4.75 86 2.53
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Weijun Ling, Tao Xia, Zhong Dong, Mingxia Zhang, Yinyan Zuo, Ke Li, Feiping Lu, Qin Liu, Xiaolong Zhao, Yonggang Wang. Low Threshold 1895 nm Mode-Locked Laser Based on Double Wall Carbon Nanotubes[J]. Acta Optica Sinica, 2018, 38(6): 0614001
Paper Information
Category: Lasers and Laser Optics
Received: Dec. 12, 2017
Accepted: --
Published Online: Jul. 9, 2018
The Author Email: Ling Weijun (wjlingts@sina.com)
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