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Lasing action in dye doped polymer nanofiber knot resonator

  • Qinghai Song*
  • , Liying Liu
  • , Lei Xu
  • *Corresponding author for this work
  • Fudan University
  • Yale University

Research output: Contribution to journalArticlepeer-review

Abstract

Here we demonstrated laser emission from a dye doped polymer nanofiber knot ring resonator. Dye doped polymer nanofiber was fabricated by flame assisted general fiber drawing technique. After bending the fiber to a knot ring resonator, lasing action with 0.07-nm linewidth was observed. From the relation between mode spacing and diameter of ring cavity, the lasing action was considered to be formed by whispering gallery modes.

Original languageEnglish
Pages (from-to)4374-4376
Number of pages3
JournalJournal of Lightwave Technology
Volume27
Issue number19
DOIs
StatePublished - 1 Oct 2009
Externally publishedYes

Keywords

  • Microlaser
  • Nanofiber
  • Polymer
  • Whispering gallery mode

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