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Limits for pump efficiency in erbium-doped fiber amplifiers pumped at 0.98 and 1.48 μm

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Abstract

In this investigation an accurate three-level and two-level model for the erbium-doped fiber amplifier (EDFA) is used to calculate the pump efficiency, optimizing fiber design for 0.98- and 1.48-μm pumping, respectively.

© 1991 Optical Society of America

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