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Journal ArticleDOI

Mode-locked 2 μm laser with highly thulium-doped silicate fiber

Qing Wang, +3 more
- 01 Dec 2009 - 
- Vol. 34, Iss: 23, pp 3616-3618
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TLDR
This is the first demonstration of mode-locked 2 mum fiber laser using shorter than 1-m-long active fiber, which paves the way for the demonstration ofmode-locked fiber laser at 2 mum with gigahertz fundamental repetition rate.
Abstract
We report self-starting passively mode-locked fiber lasers with a saturable absorber mirror using a piece of 30-cm-long newly developed highly thulium (Tm)-doped silicate glass fibers. The mode-locked pulses operate at 1980 nm with duration of 1.5 ps and energy of 0.76 nJ. This newly developed Tm-doped silicate fiber exhibits a slope efficiency of 68.3%, an amplified spontaneous emission spectrum bandwidth (FWHM) of 92 nm, and a gain per unit length of greater than 2 dB/cm. To the best of our knowledge, it is the first demonstration of mode-locked 2 μm fiber laser using shorter than 1-m-long active fiber, which paves the way for the demonstration of mode-locked fiber laser at 2 μm with gigahertz fundamental repetition rate.

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Citations
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Journal ArticleDOI

Generation of self-mode-locked resembling pulses in a fast gain-switched thulium-doped fiber laser

TL;DR: A generation of self-starting mode-locked resembling (MLR) pulses in an all-fiber, gain-switched Tm(3+)-doped fiber laser operating at 2 μm wavelength is reported on, which is believed to be the first demonstration of such an approach.
Journal ArticleDOI

60 nm Bandwidth, 17 nJ Noiselike Pulse Generation from a Thulium-Doped Fiber Ring Laser

TL;DR: In this article, a high-energy noiselike pulse was generated in a passively mode-locked thulium-doped fiber ring laser based on the nonlinear polarization evolution technique.
Journal ArticleDOI

Tm^3+ doped lead silicate glass single mode fibers for 20 μm laser applications

TL;DR: Tm3+ doped lead silicate glass single mode (SM) fibers with cladding diameter of 125 μm and core diameter of 8.5 μm were then fabricated by the rod-in-tube technique as discussed by the authors.
Journal ArticleDOI

Compact broadband amplified spontaneous emission in Tm^3+-doped tungsten tellurite glass double-cladding single-mode fiber

TL;DR: In this paper, the authors reported the 2 μm amplified spontaneous emission (ASE) performance of highly Tm3+-doped (3.76 × 1020 ions/cm3) tungsten tellurite singlemode fibers.
Journal ArticleDOI

Midinfrared optical rogue waves in soft glass photonic crystal fiber.

TL;DR: Numerically the formation of extreme events or rogue waves in soft glass tellurite fibers is investigated and it is demonstrated that optical loss drastically diminishes shot-to-shot fluctuations characteristic of picosecond pumped supercontinuum (SC).
References
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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

Broadly tunable sub‐500 fs pulses from an additive‐pulse mode‐locked thulium‐doped fiber ring laser

TL;DR: In this article, an additive-pulse mode-locked (APM) thulium-doped fiber ring laser was presented, which produces 350-500 fs pulses tunable from 1798 to 1902 nm.
Journal ArticleDOI

190 fs passively mode-locked thulium fiber laser with low threshold

TL;DR: A self-starting passively mode-locked thulium-doped silica fiber laser capable of 190-fs pulses is reported, achieved with a band-gap-engineered saturable absorber fabricated monolithically along with the output coupler of the laser by MOCVD.
Journal ArticleDOI

Soliton Thulium-Doped Fiber Laser With Carbon Nanotube Saturable Absorber

TL;DR: Stabilization of a thulium-holmium codoped fiber soliton laser with a saturable absorber based on carbon nanotubes with transform-limited 750-fs pulses with 0.5-nJ energy is reported.
Journal ArticleDOI

Low-phase-noise, single-frequency, single-mode 608 W thulium fiber amplifier

TL;DR: A chain of four Tm-doped fibers amplified a single-frequency, 2040 nm diode laser to 608 W with M(2)=1.05+/-0.03, to be known as the highest power obtained from any single- frequencies, single-mode fiber laser.
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