Optical Review

, Volume 17, Issue 4, pp 385–387

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


    • Laboratório de FotônicaUniversidade Presbiteriana Mackenzie
  • Murilo A. Romero
    • Universidade de São PauloEscola de Engenharia de São Carlos
  • Eunézio A. De Souza
    • Laboratório de FotônicaUniversidade Presbiteriana Mackenzie
Regular Papers

DOI: 10.1007/s10043-010-0071-y

Cite this article as:
Saito, L.A.M., Romero, M.A. & De Souza, E.A. OPT REV (2010) 17: 385. doi:10.1007/s10043-010-0071-y


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.


lasersultralong erbium fiber lasersmode-locked lasers
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© The Optical Society of Japan 2010