Upconversion in low rare-earth concentrated phosphate glasses using direct NaYF4: Er3 +, Yb3 + nanoparticles doping

  • H. Nguyen
  • , M. Tuomisto
  • , J. Oksa
  • , T. Salminen
  • , M. Lastusaari
  • , L. Petit*
  • *Corresponding author for this work

    Research output: Contribution to journalArticleScientificpeer-review

    29 Citations (Scopus)

    Abstract

    Upconversion (UC) was obtained from phosphate glasses which contain only 0.01 at.% of Er3 + and 0.06 at.% of Yb3 +. The glasses were prepared using direct doping method by adding NaYF4:Er3 +, Yb3 + nanoparticles (NPs) into the glass at a doping temperature of 575 °C and 3 minute dwell time. The fraction of NP's survival during glass preparation can be augmented from 5 to 20% when replacing Na2O by NaF in the glass. Our study suggests that the corrosion behavior of the glass melt is an important parameter to consider in order to engineer new NPs-containing glasses with high UC efficiency.

    Original languageEnglish
    Pages (from-to)130-133
    Number of pages4
    JournalScripta Materialia
    Volume139
    DOIs
    Publication statusPublished - 1 Oct 2017
    Publication typeA1 Journal article-refereed

    Keywords

    • Ceramic
    • Glass
    • Luminescent materials
    • Optical materials
    • Optical properties

    Publication forum classification

    • Publication forum level 3

    ASJC Scopus subject areas

    • General Materials Science
    • Condensed Matter Physics

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