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Spectroscopic properties of Ho3+-doped chalcogenide glasses for 1.6 m (u-band) fiber-optic amplifiers

  • Tae Hoon Lee
  • , Jong Heo
  • , Bong Je Park
  • , Yong Gyu Choi
  • , Kyong Hon Kim
  • Pohang University of Science and Technology
  • Electronics and Telecommunications Research Institute

Research output: Contribution to journalConference articlepeer-review

Abstract

The possibility of developing 1.6□m band optical amplifiers was investigated using the emission from the Ho3+-doped chalcogenide glasses. Selenide and sulfide glasses with a low vibrational phonon energy were used as host materials. The maximum Ho3+ concentration in the glasses was 0.08mol % due to the cross relaxation process. Tb3+ co-doping reduced the lifetimes of the Ho3+: 5I7 level and thereby, provided opportunities for the population inversion.

Original languageEnglish
Pages (from-to)70-74
Number of pages5
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume5061
StatePublished - 2002
EventInternational Symposium on Photonic Glass (ISPG 2002) - Shanghai, China
Duration: 14 Oct 200217 Oct 2002

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