Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror

A method for monitoring the etching process of Hi-Bi fiber is proposed and demonstrated. The birefringence of the etching fiber is accurately calculated by tracking the shift of the interference spectrum in a high-birefringence fiber loop mirror interferometer. Then, the degree of etching can be inf...

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Main Authors: Danling Wu, Jun Zhu, Hui Wang, Benli Yu
Format: Article
Language:English
Published: IEEE 2017-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/8064194/
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author Danling Wu
Jun Zhu
Hui Wang
Benli Yu
author_facet Danling Wu
Jun Zhu
Hui Wang
Benli Yu
author_sort Danling Wu
collection DOAJ
description A method for monitoring the etching process of Hi-Bi fiber is proposed and demonstrated. The birefringence of the etching fiber is accurately calculated by tracking the shift of the interference spectrum in a high-birefringence fiber loop mirror interferometer. Then, the degree of etching can be inferred by the relationship between the etching-fiber birefringence and the fiber structure. A section of PANDA fiber is used as an example to experimentally demonstrate the proposed method. The results show that the calculated birefringence is consistent with the theoretical simulation. Furthermore, four different structural states, which reflected in four different rate of change, are presented in the whole etching process of PANDA fiber. This method has the advantages of easy realization, high precision, and repeatability, and it can be used in the preparation of Hi-Bi microfiber photonic devices.
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publishDate 2017-01-01
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series IEEE Photonics Journal
spelling doaj-art-1bbb97f33c9a4aef8b13451d654441f82025-07-01T23:31:53ZengIEEEIEEE Photonics Journal1943-06552017-01-01961810.1109/JPHOT.2017.27608898064194Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop MirrorDanling Wu0Jun Zhu1Hui Wang2Benli Yu3Key Laboratory of Opto-Electronic Information Acquisition and Manipulation, Ministry of Education, Anhui University, Hefei, ChinaKey Laboratory of Opto-Electronic Information Acquisition and Manipulation, Ministry of Education, Anhui University, Hefei, ChinaKey Laboratory of Opto-Electronic Information Acquisition and Manipulation, Ministry of Education, Anhui University, Hefei, ChinaKey Laboratory of Opto-Electronic Information Acquisition and Manipulation, Ministry of Education, Anhui University, Hefei, ChinaA method for monitoring the etching process of Hi-Bi fiber is proposed and demonstrated. The birefringence of the etching fiber is accurately calculated by tracking the shift of the interference spectrum in a high-birefringence fiber loop mirror interferometer. Then, the degree of etching can be inferred by the relationship between the etching-fiber birefringence and the fiber structure. A section of PANDA fiber is used as an example to experimentally demonstrate the proposed method. The results show that the calculated birefringence is consistent with the theoretical simulation. Furthermore, four different structural states, which reflected in four different rate of change, are presented in the whole etching process of PANDA fiber. This method has the advantages of easy realization, high precision, and repeatability, and it can be used in the preparation of Hi-Bi microfiber photonic devices.https://ieeexplore.ieee.org/document/8064194/Etching processHi-Bi fiberbirefringencefiber loop mirror
spellingShingle Danling Wu
Jun Zhu
Hui Wang
Benli Yu
Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
IEEE Photonics Journal
Etching process
Hi-Bi fiber
birefringence
fiber loop mirror
title Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
title_full Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
title_fullStr Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
title_full_unstemmed Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
title_short Monitoring the Etching Process of Hi-Bi Fiber Through a Fiber Loop Mirror
title_sort monitoring the etching process of hi bi fiber through a fiber loop mirror
topic Etching process
Hi-Bi fiber
birefringence
fiber loop mirror
url https://ieeexplore.ieee.org/document/8064194/
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AT junzhu monitoringtheetchingprocessofhibifiberthroughafiberloopmirror
AT huiwang monitoringtheetchingprocessofhibifiberthroughafiberloopmirror
AT benliyu monitoringtheetchingprocessofhibifiberthroughafiberloopmirror