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Graphene q-switched tunable fiber laser

WebOne example of high-performance lasers is the Q-switched fiber laser, which can be realized from the Q-factor of the laser [1], [2]. Because of their high peak power, Q-switched lasers are frequently utilized in material processing [2] cosmetics, tattoo removal [3], range finding, optical sensor medicine and data storage industries [4]-[6]. WebApr 11, 2024 · Hence in this paper, we report the first demonstration of a thulium doped fiber laser with a wavelength-tunable, passive Q-switched output using a graphene-polyvinyl-alcohol composite film for operation in the 2.0 µm region. The proposed laser has a wavelength-tunable output spanning from 1932.0 nm to 1946.0 nm, giving a total …

[1011.0115] Graphene Q-switched, tunable fiber laser - arXiv

WebJan 12, 2016 · This behavior has been studied in the context of high power, wideband passively Q-switched lasers, for which graphene has many favorable properties 52. Figure 1 Graphene excitable fiber laser. WebJun 1, 2016 · We demonstrated a wavelength switchable graphene Q-switched fiber laser based on the cascaded FBGs. The two lasing peaks are located at 1542.9 nm or 1543.7 nm in optical communication band, and output characteristics, like output power, pulse energy, repetition rate, and pulse width with pump power was characterized. cafe rio hunt hwy https://kokolemonboutique.com

Tunable 2.0 µm Q-switched fiber laser using a silver nanoparticle …

WebJul 10, 2024 · A wavelength-tunable Q-switched erbium-doped fiber laser based on a digital micromirror device (DMD) is experimentally demonstrated. The Q-switched pulses are generated by incorporating a saturable absorption device made of graphene oxide. Stable Q-switched pulses at 1.5 µm band are obtained at a lo … http://eprints.utm.my/id/eprint/100381/ WebNov 2, 2011 · We demonstrated a wide-band tunable passively Q-switched fiber laser by using a graphene-based saturable absorber (SA). The graphene SA was prepared through the optically driven deposition method. The Q-switched operation was initiated with a low pump threshold of about 33 mW. cmp northern trust

Observation of dark and bright pulses in q-switched erbium doped fiber …

Category:Sci-Hub Tunable graphene Q-switched erbium-doped fiber laser …

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Graphene q-switched tunable fiber laser

A Passively Q-Switched Holmium-Doped Fiber Laser with Graphene …

WebMar 1, 2024 · In reports, the wavelength tuning PQFL based on 2D materials has been realized by means of the tunable filter constructed by the birefringent plate. For example, the tuning wavelength of Q-switched pulses from 1522.5 to 1555 nm, 1510.9 to 1589.1 nm, and 1519.6 to 1567.1 nm have been reported in Er-doped fiber laser based on the … WebA passively Q-switched erbium-doped fiber laser (EDFL) was experimented on by employing graphene, single walled carbon nanotubes (SWCNT) and multi-walled carbon nanotube (MWCNT) saturable absorbers (SA). The SA film was obtained by embedding the graphene, SWCNT and MWCNT into polyvinyl alcohol (PVA). The graphene SA was …

Graphene q-switched tunable fiber laser

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WebZhou, D.-P., Wei, L., & Liu, W.-K. (2012). Tunable graphene Q-switched erbium-doped fiber laser with suppressed self-mode locking effect. Applied Optics, 51(14), 2554 ...

WebOct 30, 2010 · We demonstrate a wideband-tunable Q-switched fiber laser exploiting a graphene saturable absorber. We get ~2us pulses, tunable between 1522 and 1555nm with up to~40nJ energy. This is a... http://eprints.utm.my/id/eprint/100425/

WebJun 17, 2024 · A wide-band and tunable Q-switched erbium-doped fiber (EDF) laser operating at 1560.5 nm with a tungsten ditelluride (WTe2) saturable absorber (SA) is demonstrated. The semi-metallic nature of ... WebIn this paper, we demonstrate a narrow-linewidth tunable fiber laser based on laser-induced graphene (LIG) paper-heated fiber Bragg grating (FBG) with low voltage. A linewidth of less than 600 Hz is achieved by the combination of a piece of unpumped Er-doped fiber and an FBG.

WebMar 17, 2024 · Broadband nonlinear optical modulators are necessary for versatile applications in optical communication, laser radar, laser manufacturing, etc. Here, we report that the zirconium triselenide (ZrSe3) nanoflakes exhibit robust broadband nonlinear optical absorption and can modulate the Nd:YVO4 solid-state laser and erbium-doped ZBLAN …

WebApr 28, 2024 · In this work a Q-switched, dual-wavelength fiber laser is proposed and demonstrated for S+/S band operation. The proposed laser combines a 14.5 m long thulium-fluoride fiber with an absorption rate of 0.15 dB m −1 at a wavelength of 1400 nm with a 0.5 cm-long photonics crystal fiber to generate the desired dual-wavelength … cmp north store hoursWebOct 3, 2011 · A schematic diagram of our Q-switched, mode-locked erbium-doped fiber (EDF) laser incorporating a polarization sensitive saturable absorber is shown in figure 1(a). The laser had a ring cavity based on a 3 m EDF with a peak absorption of ∼20 dB/m at 1530 nm. The EDF was pumped by a 980 nm laser diode via a 980/1550 nm wavelength … cafe rio knock offWebMar 23, 2024 · The third-order NLO properties were tested by using Z-scan technique with a 30-ps laser at 532 nm. The mechanism for the NLO properties was analyzed. The tunable saturable absorption and positive nonlinear refraction properties of Sb 2 S 3 /RGO composites were obtained, which can be applicable to the Q-switch, mode-locking, and … cmp nwmg pediatrics