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Conferences > OFC > 2021 > Tu1E > Tu1E.4

O+E Band BDFA with Flattop 116 nm Gain Bandwidth Pumped with 250 mW at 1256 nm

Aleksandr Khegai, Yan Ososkov, Sergei Firstov, Konstantin Riumkin, Sergey Alyshev, Alexander Kharakhordin, Alexey Lobanov, Alexey Guryanov, and Mikhail Melkumov

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Abstract

We present highly efficient b ismuth-doped fi ber am plifier cov ering almost all O- and E-bands. Using 250 mW single wavelength pumping at 1256 nm and low OH bismuth-doped fiber, we managed to achieve 26dB peak gain with -3dB bandwidth of 116 nm.

© 2021 The Author(s)

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