High Power Laser Science and Engineering, Volume. 8, Issue 2, 02000e14(2020)
Two-micron all-fiberized passively mode-locked fiber lasers with high-energy nanosecond pulse
Figures & Tables(10)
![SMS fiber structure MMI: (a) structure configuration; (b) transmission characteristics[31].](/Images/icon/loading.gif){kind=icon}
Fig. 1. SMS fiber structure MMI: (a) structure configuration; (b) transmission characteristics[31].
Fig. 2. Schematic configuration of SESA-based nanosecond TDFL. LD, laser diode; PC, polarization controller; CPS, cladding power stripper; SMF, single mode fiber.
Fig. 3. Output properties of the fiber laser without SA: (a) typical output spectra with and without the SMS fiber structure MMI; (b) output efficiencies of the fiber laser with and without the SMS fiber structure MMI.
Fig. 4. Typical mode-locked properties of the fiber laser at pump power of ∼2.83 W: (a), (b) mode-locked pulses; (c) output spectrum; (d) output RF spectra.
Fig. 5. (a) Mode-locked pulse envelopes at different pump powers; (b) pulse duration versus pump power.
Fig. 6. (a) Average output power and pulse energy variance with the pump power; (b) peak power variance with the pump power.
Fig. 7. Schematic configuration of CNTs-PVA-based nanosecond TDFL.
Fig. 9. Typical mode-locking performance of the CNT-based fiber laser at pump power of ∼2.12 W: (a) output spectrum; (b) output RF spectrum; (c), (d) mode-locked pulses.
Table 1. Comparison of output properties of 2 μm nanosecond mode-locked fiber lasers
View tableView in ArticleTable 1. Comparison of output properties of 2 μm nanosecond mode-locked fiber lasers
Maximum output Maximum pulse Pulse SA Wavelength (nm) power (mW) energy (nJ) duration (ns) Reference ‘Real’ SA Graphene 1897.7–1930.2 ∼33.9 35.2 ∼122–143 [ 22 ]Graphene 2010.15 ∼5.5 1.4 ∼3.8–94.3 [ 25 ]CNTs 2003.1 ∼46 26.8 ∼9.3 Our work SESA 2002.9 ∼461 141.7 ∼1.6–9.1 Our work ‘Artificial’ SA NPR 1960 ∼95 / ∼304 [ 23 ]Self-mode-locking 1985.5 ∼66.8 ∼32.7 ∼40 [ 24 ]NALM 1975.56 ∼43.1 ∼40.5 ∼3.74–72.19 [ 28 ]NALM 1940.2–1969.2 ∼60.73 ∼19.51 ∼0.48–6.19 [ 27 ]NALM 1985 ∼670 ∼400 ∼50 [ 29 ]NOLM 1948.13 ∼295 ∼1.5 μJ ∼2.4–21.2 [ 30 ]NOLM 2005.9 ∼1.4 W ∼353 ∼1.9–13.7 [ 31 ]Intermode beating 1983 ∼1.03 W ∼107 45 [ 35 ]
Tools
Get Citation
Copy Citation Text
Meng Wang, Yijian Huang, Zongpeng Song, Jincheng Wei, Jihong Pei, Shuangchen Ruan. Two-micron all-fiberized passively mode-locked fiber lasers with high-energy nanosecond pulse[J]. High Power Laser Science and Engineering, 2020, 8(2): 02000e14
Paper Information
Category: Research Articles
Received: Dec. 23, 2019
Accepted: Feb. 18, 2020
Published Online: Apr. 30, 2020
The Author Email: Shuangchen Ruan (scruan@sztu.edu.cn)
© Copyright 2018-2021 | Chinese Laser Press.
All Rights Reserved 沪ICP备15018463号-20