Dark pulse emission of a fiber laser
WebSep 7, 2024 · At the maximum pump power of 9.5 W, the mode-locked fiber laser generates dark rectangular-shaped pulses with duration of 571 ns, average output power of 600 mW, fundamental repetition rate of 320 kHz. Published in: IEEE Photonics Technology Letters ( Volume: 34 , Issue: 21 , 01 November 2024 ) Article #: Page (s): 1147 - 1150 WebWe report on the dark pulse emission of an all-normal dispersion erbium-doped fiber laser with a polarizer in cavity. We found experimentally that apart from the bright pulse emission, under appropriate conditions the fiber laser could also …
Dark pulse emission of a fiber laser
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WebIn conclusion, we have experimentally demonstrated a dark pulse emission fiber laser. It was shown that under strong CW operation, dark pulses could be automatically formed in a fiber laser made of all-normal dispersion fibers. Through introducing a strong negative cavity feedback mechanism, stable single pulse could be selected. WebMar 18, 2016 · The generation of dark pulse in the proposed cavity is based on dual-wavelength DW. Under the optimum polarization orientation, dark pulse was achieved …
WebWe experimentally show dark pulse generation in all-normal dispersion multiwavelength erbium-doped fiber laser (EDFL) with a long cavity of figure-of-eight configuration. The … WebFeb 9, 2024 · Ultrafast vortex pulses emitted at 1 μ m band are highly sought after in many fields, here we propose an all-fiber laser for achieving that. The designed laser is switchable to emit ultrafast orbital angular momentum (OAM) and cylindrical vector beams. The beam purities are calculated to be higher than 94%.
WebOct 26, 2010 · A recent Brief Report [Zhang et al., Phys. Rev. A 80, 045803 (2009)] presents experimental results in which dark pulses are generated in a fiber laser. Contrary to what is presented, the data published in that Brief Report do not support the claim that the duration of the dark dips are in the 8 ps range and that these pulses are related to ... WebJun 15, 2014 · 280 GHz dark soliton fiber laser. Y. F. Song, J. Guo, +2 authors. D. Tang. Published 15 June 2014. Physics. Optics letters. We report on an ultrahigh repetition rate …
WebWe report on the dark pulse emission of an all-normal dispersion erbium-doped fiber laser with a polarizer in cavity. We found experimentally that apart from the bright pulse …
Weblaser emission changed from the bright pulse emission first to a strong CW operation state, and then to a dark pulse emission state. Figure 3a shows a state of stable dark … dick\\u0027s sporting goods owings millsWebJul 1, 2024 · The reason behind is the difficulties to design the fiber laser cavity that fulfil the dark pulse generation conditions. Based on the NLSE, the dark pulse can be generated in a well govern dispersion and highly nonlinear conditions. city car c1WebOct 15, 2009 · We report on the dark pulse emission of an all-normal dispersion erbium-doped fiber laser with a polarizer in cavity. We found experimentally that apart from the … dick\u0027s sporting goods ownershipWeb2024-PhysRevA-Dissipative dark-bright vector solitons in fiber lasers - Read online for free. Scribd is the world's largest social reading and publishing site. 2024-PhysRevA-Dissipative dark-bright vector solitons in fiber lasers city car charlotte aveWebOct 26, 2010 · A 80, 045803 (2009)] presents experimental results in which dark pulses are generated in a fiber laser. Contrary to what is presented, the data published in that Brief … city car canoasWebcircles on the light output vs. current curve presented in Fig. 2(b). The fact that the laser was operated in pulsed mode does not play a role in the optical measurements, because the repetition rate (500~800 kHz, current pulse width 125 ns for all measurements) was significantly higher than the tapping frequency of the AFM tip. dick\\u0027s sporting goods own golf galaxyWebNov 20, 2024 · Dark pulse emission could be observed at a relatively low pump threshold of 35 mW in a short 20 m laser cavity, indicating that the graphite oxide acted as a saturable absorber, significantly enhancing the nonlinearity of the laser cavity. Additionally, dark pulse operation was demonstrated at a high stability with a signal-to-noise ratio of 56 ... city car chemnitz