Ultra large amplification bandwidth of Er3+ and Tm3+ at S and L band from TeO2-WO3-Na2O-Nb 2O5 glass doped optical fibers

E. F. Chillcce, S. P. Osorio, E. Rodriguez, C. L. Cesar, L. C. Barbosa

Producción científica: Contribución a una revistaArtículo de la conferenciarevisión exhaustiva

2 Citas (Scopus)

Resumen

Tellurite glasses optical fibers became promising for optical amplifiers due to its high rare earth ions solubility and very large amplification bandwidth. Among several tellurite glasses the TeO2-WO 3-Na2O-Nb2O5 system show one of the largest bandwidth. Our previous characterization of lifetime using the Ω2, Ω4, Ω6, Judd-Ofelt parameters indicate a quantum efficiency maximum for 7500ppm Er3+ concentration. Therefore we decided to produce jointed Er3+ and Tm3+ single mode optical fibers with this glass system keeping the 7500ppm Er3+ concentration and varying the Tm3+ concentration from 2500ppm to 15000ppm. This single mode fiber was pumped by 120mW of the semiconductor laser at 790nm and we observed a flat ASE bandwidth from 1400 to 1570nm for the 5000ppm Tm3+ concentration.

Idioma originalInglés
Número de artículo34
Páginas (desde-hasta)243-247
Número de páginas5
PublicaciónProceedings of SPIE - The International Society for Optical Engineering
Volumen5723
DOI
EstadoPublicada - 2005
Publicado de forma externa
EventoOptical Components and Materials II - San Jose, CA, Estados Unidos
Duración: 24 ene. 200525 ene. 2005

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