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Open AccessJournal ArticleDOI

All-fiber passively mode-locked Tm-doped NOLM-based oscillator operating at 2-μm in both soliton and noisy-pulse regimes.

TLDR
To the best of the authors' knowledge, this is the first 2 µm region NOLM-based mode-locked fiber laser operating at two regimes with the highest single pulse energy for NL pulses.
Abstract
A self-starting all-fiber passively mode-locked Tm-doped fiber laser based on nonlinear loop mirror (NOLM) is demonstrated. Stable soliton pulses centered at 2017.33 nm with 1.56 nm FWHM were produced at a repetition rate of 1.514 MHz with pulse duration of 2.8 ps and pulse energy of 83.8 pJ. As increased pump power, the oscillator can also operate at noise-like (NL) regime. Stable NL pulses with coherence spike width of 341 fs and pulse energy of up to 249.32 nJ was achieved at a center wavelength of 2017.24 nm with 21.33 nm FWHM. To the best of our knowledge, this is the first 2 μm region NOLM-based mode-locked fiber laser operating at two regimes with the highest single pulse energy for NL pulses.

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Citations
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Journal ArticleDOI

Noise-like pulses with an extremely broadband spectrum in passively mode-locked fiber lasers

TL;DR: In this paper, the formation of noise-like pulses with an extremely broadband spectrum in passively mode-locked fiber lasers was investigated using numerical simulation, and it was found that optimization of the nonlinear dispersion parameters of the fiber cavity can lead to the generation of noise like pulses with a spectral width exceeding the gain bandwidth by a factor of more than 10.
Journal ArticleDOI

All-Polarization Maintaining Noise-Like Pulse From Mode-Locked Thulium-Doped Fiber Laser Based on Nonlinear Loop Mirror

TL;DR: In this paper , the authors presented a figure-eight all-polarization maintaining thulium-doped mode-locked fiber laser based on a nonlinear optical loop mirror operating at noise-like pulse regimes.
Journal ArticleDOI

Nonlinear optical property measurements of rhenium diselenide used for ultrafast fiber laser mode-locking at 1.9 μm.

TL;DR: In this article, an experimental investigation into the nonlinear optical properties of rhenium diselenide (ReSe2) was conducted at a wavelength of 1.9μm using the open-and closed-aperture Z-scan techniques.
Journal ArticleDOI

Real-time dynamics of noise-like vector pulses in a figure-eight fiber laser.

TL;DR: In this paper , the vector nature of noise-like pulses (NLPs) in a figure-eight erbium-doped fiber laser based on the nonlinear amplifier loop mirror (NALM) configuration is experimentally investigated.
Proceedings ArticleDOI

Study on parameters of fiber loop mirrors as artificial saturable absorbers

TL;DR: In this paper, the nonlinear optical loop mirror (NOLM) is used as a saturable absorber for passive mode-locking in ultrashort pulse generation, which can be easily adapted to custom system.
References
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Book

Nonlinear Fiber Optics

TL;DR: The field of nonlinear fiber optics has advanced enough that a whole book was devoted to it as discussed by the authors, which has been translated into Chinese, Japanese, and Russian languages, attesting to the worldwide activity in the field.
Journal ArticleDOI

Noiselike pulses with a broadband spectrum generated from an erbium-doped fiber laser.

TL;DR: A theoretical model indicates that this mode of operation can be explained by the internal birefringence of the laser cavity combined with a nonlinear transmission element and the gain response of the fiber amplifier.
Journal ArticleDOI

Mode-locked 1.93 μm thulium fiber laser with a carbon nanotube absorber

TL;DR: In this article, a ring-cavity thulium fiber laser with a single-wall carbon nanotube absorber was used in transmission, achieving an average output power of 3.4 mW.
Journal ArticleDOI

Dispersion-managed solitons in fibre systems and lasers

TL;DR: In this article, the authors overview the field of the dispersion managed solitons starting from mathematical theories of Hamiltonian and dissipative systems and then discuss recent advances in practical implementation of this concept in fibre-optics and lasers.
Journal ArticleDOI

Tm-doped fiber laser mode-locked by graphene-polymer composite

TL;DR: In this article, the authors demonstrate mode-locking of a thulium-doped fiber laser operating at 1.94 μm, using a graphene-polymer based saturable absorber.
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