We fabricate a nanotube-polyvinyl alcohol saturable absorber with a broad absorption at 1.6 μm. We demonstrate a pulsed fiber laser working in the telecommunication L band by using this composite as a mode locker. This gives ∼498±16 fs pulses at 1601 nm with a 26.7 MHz repetition rate.
ASJC Scopus subject areas
- Physics and Astronomy (miscellaneous)