2 papers
physics.optics2019
Kilowatt-level Yb-Raman fiber amplifier with narrow-linewidth and near-diffraction-limited beam quality
Pengfei Ma, Yu Miao, Wei Liu +2
By focusing on a typical emitting wavelength of 1120 nm as an example, we present the first demonstration of a high-efficiency, narrow-linewidth kilowatt-level all-fiber amplifier…
physics.optics2017
Intrinsic mechanism for spectral evolution in single-frequency Raman fiber amplifier
Liu Wei, Ma Pengfei, Miao Yu +3
In this work, the spectral evolution properties in single-frequency Raman fiber amplifier (RFA) with different pump manners are analyzed theoretically for the first time based on t…