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YbPO4 crystals in as-drawn silica-based optical fibers

  • Zhuorui Lu
  • , Natalia Vakula
  • , Michèle Ude
  • , Martiane Cabié
  • , Thomas Neisius
  • , François Orange
  • , Franck Pigeonneau
  • , Laeticia Petit
  • , Wilfried Blanc*
  • *Corresponding author for this work

Research output: Contribution to journalArticleScientificpeer-review

15 Citations (Scopus)
20 Downloads (Pure)

Abstract

MCVD germanosilica glass embedded with YbPO4 crystals were for the first time drawn into optical fibers. Solution doping was used to embed the crystals in the silica soot prior to the collapsing step. We demonstrate, using scanning/transmission electron microscopes and confocal Raman microscope, that YbPO4 crystals survive not only the MCVD process but also the drawing process despite the high temperature involved (up to 2100 °C) during fabrication processes. The fiber contains 100 nm-crystals with the same composition and structure as the as-prepared crystals. During the drawing process, these crystals tend to have a preferential orientation of their c-axis along the drawing direction. These results open a new route to fabricate glass-based composite fibers containing crystalline particles without additional post heat-treatment.

Original languageEnglish
Article number113644
JournalOptical Materials
Volume138
Early online date4 Mar 2023
DOIs
Publication statusPublished - 2023
Publication typeA1 Journal article-refereed

Funding

CCMA electron microscopy equipment was funded by Région Sud - Provence-Alpes-Côte d'Azur (France), the Conseil Départemental des Alpes-Maritimes (France), and the GIS-IBiSA (France). The Faculty of Engineering and Natural Sciences, Tampere University (Finland), is greatly acknowledged for the Doctoral Grant for NV. CCMA electron microscopy equipment was funded by Région Sud - Provence-Alpes-Côte d'Azur (France) , the Conseil Départemental des Alpes-Maritimes (France) , and the GIS-IBiSA (France) . The Faculty of Engineering and Natural Sciences, Tampere University (Finland) , is greatly acknowledged for the Doctoral Grant for NV.

Keywords

  • Chemical vapor deposition
  • Fiber
  • Scanning electron microscopy
  • Silica
  • Transmission electron microscopy

Publication forum classification

  • Publication forum level 1

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Spectroscopy
  • Physical and Theoretical Chemistry
  • Organic Chemistry
  • Inorganic Chemistry
  • Electrical and Electronic Engineering

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