Passive synchronization of all-fiber lasers through a common saturable absorber
Author(s) -
Meng Zhang,
E. J. R. Kelleher,
A. S. Pozharov,
Elena D. Obraztsova,
С. В. Попов,
J.R. Taylor
Publication year - 2011
Publication title -
optics letters/optics index
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.36.003984
Subject(s) - saturable absorption , materials science , fiber laser , carbon nanotube , optics , laser , mode locking , single mode optical fiber , broadband , absorption (acoustics) , optoelectronics , physics , nanotechnology
We present the synchronization of two all-fiber mode-locked lasers, operating at 1.0 μm and 1.54 μm, coupled through the use of a shared single-wall carbon nanotube absorber. Both lasers operate in the soliton-regime, achieving a synchronized repetition rate of 13.08 MHz. The broadband absorption range of the single-wall carbon nanotubes allows the stable mode-locking behavior at 1 μm and 1.5 μm. The nonlinear coupling effects between two energy states of the carbon nanotube absorber result in stable synchronized pulses for hours of operation, with a large cavity mismatch of 1400 μm.
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