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Conferences > ASSL > 2020 > ATh1A > ATh1A.7

Raman Amplification of a Single Higher-Order Mode in a 335-m-Long Fiber with a 70-µm-Diameter Step-Index Core

Sheng Zhu, Yutong Feng, and Johan Nilsson

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Abstract

A 335-m fiber with a 70-μm diameter, 0.227-NA pure-silica step-index core reaches 15-dB average-power Raman gain for 1112-nm pulses in a high-purity, high-order Bessel-mode (LP07). The 812-W pump peak power is compatible with continuous-wave pumping.

© 2020 The Author(s)

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