Broadband Superfluorescent Source Based on Bismuth-Doped GeO2-SiO2 Fiber

Riumkin, K.E.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia, Melkumov, M.A.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia, Shubin, A.V.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia, Dianov, E.M.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia, Bufetov, I.A.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia, Khopin, V.F.; Institute Of Chemistry Of High-Purity Substances, Russian Academy Of Sciences, 49 Tropinin Str., Nizhny Novgorod 603600, Russia, Firstov, S.V.; Fiber Optics Research Center, Russian Academy Of Sciences, 38 Vavilov Str., Moscow 119333, Russia & Gurianov, A.N.; Institute Of Chemistry Of High-Purity Substances, Russian Academy Of Sciences, 49 Tropinin Str., Nizhny Novgorod 603600, Russia
The first bismuth-doped superfluorescent fibersource operating at 1.44-μm was developed. Atpump power of 200 mW and pump wavelength of1310 nm, its output signal reaches 57 mW withspectrum width of 25 nm.