Phosphorus-silicate fibers suitable for extended band amplification

1. Field of the Invention An optically active phosporus-silicate glass when pumped to directly excite Er ions, provides gain in 1565 nm to 1620 nm range and comprises in weight percent:SiO50 to 92%;ErO0.01 to 2%;POgreater than 5%; andAlO0.0 to 0.3%.

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Bibliographic Details
Main Authors Wang, Ji, Qi, Gang, Truesdale, Carlton M, Goforth, Douglas E, Minelly, John D, Kohli, Jeffrey T, Murtagh, Michael Thomas
Format Patent
LanguageEnglish
Published 21.10.2003
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Summary:1. Field of the Invention An optically active phosporus-silicate glass when pumped to directly excite Er ions, provides gain in 1565 nm to 1620 nm range and comprises in weight percent:SiO50 to 92%;ErO0.01 to 2%;POgreater than 5%; andAlO0.0 to 0.3%.