Toward higher-order passive harmonic mode-locking of a soliton fiber laser.

نویسندگان

  • Chang Su Jun
  • Sun Young Choi
  • Fabian Rotermund
  • Byoung Yoon Kim
  • Dong-Il Yeom
چکیده

We report >13 MHz/mW pump power efficiency in increasing the repetition rate of passive harmonic mode-locking by engineering the soliton pulse energy in Er fiber lasers incorporating carbon nanotube saturable absorber. Stable pulses with a ∼5 GHz repetition rate and 40 dB of super-mode suppression are demonstrated with only ∼400 mW pump power in a single-clad fiber laser.

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عنوان ژورنال:
  • Optics letters

دوره 37 11  شماره 

صفحات  -

تاریخ انتشار 2012