Characterization of displacement sensing based on fiber optic microbend losses.

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Title: Characterization of displacement sensing based on fiber optic microbend losses.
Authors: Wu, Longcan1 (AUTHOR), Wang, Qi1,2 (AUTHOR) wangqi@ise.neu.edu.cn, Guo, Mengjuan1 (AUTHOR), Du, Chao1 (AUTHOR), Zhang, Ya-nan1 (AUTHOR)
Source: Instrumentation Science & Technology. 2016, Vol. 44 Issue 5, p471-482. 12p.
Subjects: Optical fiber detectors, Whispering gallery modes, Microbending, Optical fiber cladding, Fourier transforms
Abstract: This article theoretically and experimentally characterizes single-mode fiber bending losses and associated sensing. As the bending radius decreased, the losses increased significantly, and shock phenomena were observed in the loss curve. Theoretical analysis shows that these processes were caused by coupling between fundamental models spreading in the optical fiber and whispering gallery mode spreading in the cladding and coating layers. Based on the principles of single-mode fiber bending losses, a loss modulator was designed to bend the single-mode fiber and produce losses due to external displacement. A displacement-loss model was constructed and the results were consistent with the theoretical analysis. The displacement resolving power of the loss modulator was 1 µm. The displacement measurement was from 0–350 µm, resulting in losses from 0–25 dB. [ABSTRACT FROM PUBLISHER]
Copyright of Instrumentation Science & Technology is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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  Label: Title
  Group: Ti
  Data: Characterization of displacement sensing based on fiber optic microbend losses.
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  Data: <searchLink fieldCode="AR" term="%22Wu%2C+Longcan%22">Wu, Longcan</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Wang%2C+Qi%22">Wang, Qi</searchLink><relatesTo>1,2</relatesTo> (AUTHOR)<i> wangqi@ise.neu.edu.cn</i><br /><searchLink fieldCode="AR" term="%22Guo%2C+Mengjuan%22">Guo, Mengjuan</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Du%2C+Chao%22">Du, Chao</searchLink><relatesTo>1</relatesTo> (AUTHOR)<br /><searchLink fieldCode="AR" term="%22Zhang%2C+Ya-nan%22">Zhang, Ya-nan</searchLink><relatesTo>1</relatesTo> (AUTHOR)
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  Data: <searchLink fieldCode="JN" term="%22Instrumentation+Science+%26+Technology%22">Instrumentation Science & Technology</searchLink>. 2016, Vol. 44 Issue 5, p471-482. 12p.
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  Data: <searchLink fieldCode="DE" term="%22Optical+fiber+detectors%22">Optical fiber detectors</searchLink><br /><searchLink fieldCode="DE" term="%22Whispering+gallery+modes%22">Whispering gallery modes</searchLink><br /><searchLink fieldCode="DE" term="%22Microbending%22">Microbending</searchLink><br /><searchLink fieldCode="DE" term="%22Optical+fiber+cladding%22">Optical fiber cladding</searchLink><br /><searchLink fieldCode="DE" term="%22Fourier+transforms%22">Fourier transforms</searchLink>
– Name: Abstract
  Label: Abstract
  Group: Ab
  Data: This article theoretically and experimentally characterizes single-mode fiber bending losses and associated sensing. As the bending radius decreased, the losses increased significantly, and shock phenomena were observed in the loss curve. Theoretical analysis shows that these processes were caused by coupling between fundamental models spreading in the optical fiber and whispering gallery mode spreading in the cladding and coating layers. Based on the principles of single-mode fiber bending losses, a loss modulator was designed to bend the single-mode fiber and produce losses due to external displacement. A displacement-loss model was constructed and the results were consistent with the theoretical analysis. The displacement resolving power of the loss modulator was 1 µm. The displacement measurement was from 0–350 µm, resulting in losses from 0–25 dB. [ABSTRACT FROM PUBLISHER]
– Name: AbstractSuppliedCopyright
  Label:
  Group: Ab
  Data: <i>Copyright of Instrumentation Science & Technology is the property of Taylor & Francis Ltd and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
  BibEntity:
    Identifiers:
      – Type: doi
        Value: 10.1080/10739149.2016.1170033
    Languages:
      – Code: eng
        Text: English
    PhysicalDescription:
      Pagination:
        PageCount: 12
        StartPage: 471
    Subjects:
      – SubjectFull: Optical fiber detectors
        Type: general
      – SubjectFull: Whispering gallery modes
        Type: general
      – SubjectFull: Microbending
        Type: general
      – SubjectFull: Optical fiber cladding
        Type: general
      – SubjectFull: Fourier transforms
        Type: general
    Titles:
      – TitleFull: Characterization of displacement sensing based on fiber optic microbend losses.
        Type: main
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            NameFull: Wu, Longcan
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            NameFull: Wang, Qi
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            NameFull: Guo, Mengjuan
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          Name:
            NameFull: Du, Chao
      – PersonEntity:
          Name:
            NameFull: Zhang, Ya-nan
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          Dates:
            – D: 01
              M: 09
              Text: 2016
              Type: published
              Y: 2016
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              Value: 44
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              Value: 5
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            – TitleFull: Instrumentation Science & Technology
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