Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region

We demonstrate numerically a novel repeater-based three-stage cascaded soliton self-frequency shift (SSFS) structure including a germania-core fiber, an Er<sup>3&#x002B;</sup> ZBLAN fiber amplifier, and an indium fluoride (InF<sub>3</sub>) or TeO<sub>2</sub>-B...

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Main Authors: Yiwei Hou, Xiaodong Wu, Qi Wu, Fei Liu, Hongyu Luo, Francois Ouellette, Jianfeng Li
Format: Article
Language:English
Published: IEEE 2021-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9506917/
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author Yiwei Hou
Xiaodong Wu
Qi Wu
Fei Liu
Hongyu Luo
Francois Ouellette
Jianfeng Li
author_facet Yiwei Hou
Xiaodong Wu
Qi Wu
Fei Liu
Hongyu Luo
Francois Ouellette
Jianfeng Li
author_sort Yiwei Hou
collection DOAJ
description We demonstrate numerically a novel repeater-based three-stage cascaded soliton self-frequency shift (SSFS) structure including a germania-core fiber, an Er<sup>3&#x002B;</sup> ZBLAN fiber amplifier, and an indium fluoride (InF<sub>3</sub>) or TeO<sub>2</sub>-Bi<sub>2</sub>O<sub>3</sub>-ZnO-Na<sub>2</sub>O (TBZN) fiber. Wide wavelength tunability of 2&#x2013;4.4 &#x03BC;m and 2&#x2013;5.0 &#x03BC;m was achieved with a 5 m-long InF<sub>3</sub> and a 0.2 m-long TBZN fiber, respectively. Numerical results show that with the same input pulses, stronger SSFS effect with longer wavelength edge occurred in TBZN fiber with shorter fiber length, while Raman solitons with higher energy, conversion efficiency and shorter pulse duration were generated in InF<sub>3</sub> fiber. Compared with the commonly used single frequency shift structure, both the energy and conversion efficiency of Raman solitons in the designed repeater-based three-stage cascaded structure were significantly higher when the same tunable range was achieved. Our work could provide an efficient way to simultaneously improve the tunability, output energy, and conversion efficiency of the existing all-fiber laser sources with a lower operation energy.
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spelling doaj.art-bfe5409da6c54654992bd5e5c49ba2102022-12-22T03:25:01ZengIEEEIEEE Photonics Journal1943-06552021-01-011341810.1109/JPHOT.2021.31015089506917Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared RegionYiwei Hou0Xiaodong Wu1Qi Wu2Fei Liu3Hongyu Luo4Francois Ouellette5Jianfeng Li6https://orcid.org/0000-0001-7055-1308State Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaState Key Laboratory of Electronic Thin Films and Integrated Devices, School of Optoelectronic Science and Engineering, University of Electronic Science and Technology of China, Chengdu, Sichuan, ChinaWe demonstrate numerically a novel repeater-based three-stage cascaded soliton self-frequency shift (SSFS) structure including a germania-core fiber, an Er<sup>3&#x002B;</sup> ZBLAN fiber amplifier, and an indium fluoride (InF<sub>3</sub>) or TeO<sub>2</sub>-Bi<sub>2</sub>O<sub>3</sub>-ZnO-Na<sub>2</sub>O (TBZN) fiber. Wide wavelength tunability of 2&#x2013;4.4 &#x03BC;m and 2&#x2013;5.0 &#x03BC;m was achieved with a 5 m-long InF<sub>3</sub> and a 0.2 m-long TBZN fiber, respectively. Numerical results show that with the same input pulses, stronger SSFS effect with longer wavelength edge occurred in TBZN fiber with shorter fiber length, while Raman solitons with higher energy, conversion efficiency and shorter pulse duration were generated in InF<sub>3</sub> fiber. Compared with the commonly used single frequency shift structure, both the energy and conversion efficiency of Raman solitons in the designed repeater-based three-stage cascaded structure were significantly higher when the same tunable range was achieved. Our work could provide an efficient way to simultaneously improve the tunability, output energy, and conversion efficiency of the existing all-fiber laser sources with a lower operation energy.https://ieeexplore.ieee.org/document/9506917/Mid-infrared regionsoliton self-frequency shiftcascaded structurenumerical demonstration
spellingShingle Yiwei Hou
Xiaodong Wu
Qi Wu
Fei Liu
Hongyu Luo
Francois Ouellette
Jianfeng Li
Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
IEEE Photonics Journal
Mid-infrared region
soliton self-frequency shift
cascaded structure
numerical demonstration
title Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
title_full Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
title_fullStr Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
title_full_unstemmed Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
title_short Theoretical Investigation of a Multistage Cascaded Fiber Raman Soliton Frequency Shift System in Mid-Infrared Region
title_sort theoretical investigation of a multistage cascaded fiber raman soliton frequency shift system in mid infrared region
topic Mid-infrared region
soliton self-frequency shift
cascaded structure
numerical demonstration
url https://ieeexplore.ieee.org/document/9506917/
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