Annular erbium-ion distribution for ruggedized optical fiber amplifiers

Ashish M. Vengsarkar, D. J. di Giovanni, K. L. Walker, John F. Federici

Research output: Contribution to journalArticlepeer-review

Abstract

We show that erbium ions placed in an annulus within the fiber core make 980-nm-pumped amplifiers insensitive to variations in pump power distribution among the spatial modes of the fiber and make 1480-nm-pumped amplifiers insensitive to variations in fiber parameters.

Original languageEnglish (US)
Pages (from-to)1165-1167
Number of pages3
JournalOptics Letters
Volume18
Issue number14
DOIs
StatePublished - Jul 15 1993

All Science Journal Classification (ASJC) codes

  • Atomic and Molecular Physics, and Optics

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