Infrared broadband nonlinear optical limiting technology based on stimulated Brillouin scattering in As2Se3 fiber

Jian Huang; Yuangang Lu; Zhengnan Wu; Youwen Xie; Chongjun He; Junfeng Wu

doi:10.3788/COL202220.031902

Journals >Chinese Optics Letters >Volume 20 >Issue 3 >Page 031902 > Article

Chinese Optics Letters
Vol. 20, Issue 3, 031902 (2022)

Infrared broadband nonlinear optical limiting technology based on stimulated Brillouin scattering in As₂Se₃ fiber

Jian Huang^1、2, Yuangang Lu^1、2、*, Zhengnan Wu^1、2, Youwen Xie^1、2, Chongjun He¹, and Junfeng Wu¹

Author Affiliations

¹Key Laboratory of Space Photoelectric Detection and Perception of Ministry of Industry and Information Technology, College of Astronautics, Nanjing University of Aeronautics and Astronautics, Nanjing 210016, China

²College of Science, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China

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DOI: 10.3788/COL202220.031902 Cite this Article Set citation alerts

Jian Huang, Yuangang Lu, Zhengnan Wu, Youwen Xie, Chongjun He, Junfeng Wu. Infrared broadband nonlinear optical limiting technology based on stimulated Brillouin scattering in As₂Se₃ fiber[J]. Chinese Optics Letters, 2022, 20(3): 031902 Copy Citation Text

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Fig. 1. Schematic diagram of the experimental setup.

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NOL experimental results of As2Se3 fibers with the length of 1 m and 0.5 m. (a) Output power density increases with the incident power density. (b) Normalized transmission decreases with the incident intensity.

Fig. 2. NOL experimental results of As₂Se₃ fibers with the length of 1 m and 0.5 m. (a) Output power density increases with the incident power density. (b) Normalized transmission decreases with the incident intensity.

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Fig. 3. Transmitted pulses under low and high incident power densities. (a) Transmitted pulses with the low incident intensity of 3.9 MW/cm², 6.4 MW/cm², and 8.3 MW/cm², respectively. (b) Transmitted pulses after the SBS effect occurs with the high incident intensity of 39.9 MW/cm², 550.0 MW/cm², and 1163.1 MW/cm², respectively.

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Materials	Limiting Principle	[T_max, T_min] (at wavelength)	Limiting Threshold ( $MW / {cm}^{2}$ )	Laser Induced Damage Threshold ( $GW / {cm}^{2}$ )	Wavelength Range
1 m ${As}_{2} {Se}_{3}$ fiber (this Letter)	SBS	[90.36%, 0.89%](@3.6 µm)	22.7	$> 13$	3–8 µm
0.5 m ${As}_{2} {Se}_{3}$ fiber (this Letter)	SBS	[95.06%, 1.23%](@3.6 µm)	28.4	$> 13$	3–8 µm
GO in NMP^[10]	RSA	[81%, 42%](@1750 nm)	62.5	–	400–1800 nm
GO Ormosil glasses^[32]	NA	[40%, 18%](@532 nm)	22.5	$> 1$	532–1570 nm
GST phase change material^[12]	Phase change	[80%, 0.02%](@1500 nm)	–	–	1250–2000 nm