Rod type fiber amplifier
Web23 Jun 2024 · The double-pass fiber amplifier exhibits high gain allowing us to amplify chirped picosecond pulses from 20 mW to 113 W in a rod-type Yb-fiber corresponding to 38 dB gain. We study the dependence of static mode degradation (SMD) on the nonlinear phase shift (NPS) accumulated by the amplified pulse. Our results indicate that a larger … WebDoctor of Philosophy (Ph.D.)High power ultrafast and narrow linewidth deep ultraviolet (DUV) laser. 2011 年 - 2014 年. Research Experience: Building high power passively mode-locked fiber oscillator based on polarization maintained rod-type photonics crystal fiber. Output power: 10 W; Repetition rate: 78 MHz; Dechirped pulse duration: 188 fs.
Rod type fiber amplifier
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WebThis Letter describes an experimental realization of a double-pass amplifier using rod-type fiber. In this device, the gain reaches 26 dB amplifying a 300 mW, 20 ps, 20 MHz seed up … Web19 May 2024 · The microstructured rod-type fiber has a much larger MFD of up to 65 μm and good performance. Recently, an impressive 2.2 mJ pulse energy was demonstrated by a femtosecond master oscillator power amplifier (MOPA) containing large pitch fiber (LPF). 3 However, LPF fabrication is highly complex, requiring significant processing such as …
Web13 Apr 2024 · A fiber-laser system that, employing a 1 m long rod-type photonic-crystal fiber as its main-amplifier, emits a record average output power of 2 kW, by amplifying stretched ps-pulses, with the influence of this effect on the evolution of the beam quality with the output power. Expand Web1 Jul 2024 · In conclusion, with all-fiber laser as the seeder, Yb:YAG rod as the first stage amplifier, and SCF as the second stage amplifier, an output power of 61.8 W at 200 kHz pulse repetition rate has been obtained, which is the highest power based on SCF at hundreds of kHz repetition rate.
WebThis Letter describes an experimental realization of a double-pass amplifier using rod-type fiber. In this device, the gain reaches 26 dB amplifying a 300 mW, 20 ps, 20 MHz seed up to 120 W, with an optical-to-optical efficiency of 50% and excellent beam quality. Web22 May 2011 · An interesting alternative is the use of rod-type fiber amplifier based pulse compressors, where the main amplifier stage accounts for significant SPM spectral broadening [6]. We report here on a pulse compressor for a high-power thin disk laser oscillator based on a LMA rod-type fiber amplifier.
Web24 Dec 2024 · In addition, Wang et al. (2024) also successfully developed a quasi-single-mode picosecond pulsed laser with ytterbium-doped large-mode field photonic crystal fiber, in which the inner cladding diameter was about 260 μm with outer diameter of about 450 μm, air hole diameter of about 2.5 μm, and the spacing of about 14 μm.
WebThe fiber design has the outer dimensions of a rod laser, meaning a diameter in the range of a few millimeters and a length of just a few ten centimeters, but including two important … goldfish pellets foodWeb21 Feb 2011 · The fibre used as gain medium is a 95-cm long rod type microstructured fibre with a 80 μm core diameter and 200 μm pump cladding diameter seeded by 3 nJ pulses … headaches from chiari malformationWebThe aeroGAIN-ROD module is the ultimate high-power fiber amplification module for ultrafast pulsed lasers. With its 3300 µm 2 mode field area and high pump absorption, it gives you a power handling previously only available in solid-state configurations. The … goldfish pepperidge farm manufacturing codeWeb3 rows · 28 Jan 2024 · Abstract. Single-pass amplification using rod-type fibers has become a common route to pulsed ... goldfish peliculaWeb1 Dec 2024 · The photonic crystal rod has 0.8 m length and 15 dB cladding absorption at 976 nm. The core diameter and cladding diameter are 85 μm and 260 μm, respectively. … headaches from d3 \\u0026 k2Web1 May 2011 · An interesting alternative is the use of rod-type fiber amplifier based pulse compressors, where the main amplifier stage accounts for significant SPM spectral … gold fish pendantWeb1 May 2024 · The fiber laser system utilizes a rod-type fiber in its final amplifier for the generation of 108-W 1056-nm laser pulses, and two LBO crystals are used for the efficient … headaches from cervical radiculopathy