Regular Papers

Optical Review

, Volume 17, Issue 4, pp 385-387

48.8 km Ultralong Erbium fiber laser in active mode-locking operation

  • Lúcia A. M. SaitoAffiliated withLaboratório de Fotônica, Universidade Presbiteriana Mackenzie Email author 
  • , Murilo A. RomeroAffiliated withUniversidade de São Paulo, Escola de Engenharia de São Carlos
  • , Eunézio A. De SouzaAffiliated withLaboratório de Fotônica, Universidade Presbiteriana Mackenzie

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By the use of installed fibers inside the city we demonstrated a 48.8 km ultralong Erbium-doped fiber laser in modelocking regime with repetition rate varying from 1–10 GHz. The shortest pulse duration of 42 ps at 2.5 GHz was obtained by optimization of intracavity dispersion.


lasers ultralong erbium fiber lasers mode-locked lasers