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Characterization of Radiation-Resistant Multimode Optical Fibers for Large-Scale Procurement

  • Jeremy Blanc
  • , Frank Achten
  • , Antonino Alessi
  • , Adrian Amezcua
  • , Jochen Kuhnhenn
  • , Alain Pastouret
  • , Daniel Ricci
  • , Iacopo Toccafondo
  • European Organization for Nuclear Research
  • Prysmian Group
  • Fraunhofer Institute for Technological Trend Analysis INT

Research output: Contribution to journalArticlepeer-review

Abstract

This article presents the results of a comprehensive characterization of special radiation-resistant multimode optical fibers, including complementary irradiation tests during mass production. Radiation-induced attenuation measurements were carried out at different wavelengths and the attenuation behavior studied with varying the dose rate. Following a preliminary qualification performed upstream the production, CERN, the European Organization for Nuclear Research, validated the procurement of 500 km of fiber for installation in the accelerator complex and experiments. A strict quality assurance plan, including quality control and irradiation tests, was implemented for monitoring the characteristics of the supplied optical fibers all along the production process. The results show resistance to radiations consistently below 60 dB/km for a total dose of 10 kGy and a dose rate of 0.2 Gy/s and stable optical performance over hundreds of fiber spools produced during a 6-year period.

Original languageEnglish
Article number9410281
Pages (from-to)1407-1413
Number of pages7
JournalIEEE Transactions on Nuclear Science
Volume68
Issue number7
DOIs
Publication statusPublished - 1 Jul 2021
Externally publishedYes

Keywords

  • CERN
  • optical fiber
  • procurement process
  • quality assurance
  • quality control (QC)
  • radiation effects
  • radiation-induced attenuation (RIA)

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