O-Band Bismuth-Doped Fiber Amplifier with 67 nm Bandwidth.
Aleksandr KhegaiYan OsoskovSergei FirstovKonstantin RiumkinSergey AlyshevAlexander KharakhordinElena FirstovaFedor AfanasievVladimir KhopinAlexey GuryanovMikhail MelkumovPublished in: OFC (2020)