Nevertheless, so that you can system the crystal is very Innovative production tactics are demanded. Because the dawn of this crystal, working on this problem, we at the moment are the only corporation on earth which might be processed On this crystal.
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We summarized The present progress position of the superior-ability DUV laser both equally with the wavelength of FHG in the one-μm laser and at 193 nm. The modern advancement with the strong-condition/fiber laser, plus the nonlinear optical crystals, prompts don't just the normal power but in addition the beam high-quality (coherence) of the DUV lasers to an unprecedented degree.
The main element challenge of ultraviolet coherent light source largely concentrates on the development of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is without doubt one of the conditions for frequency transformation, so the growth, dimension, injury resistance, conversion performance and allowable parameter choice of nonlinear optical crystal are expected Progressively more.
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The two the 1040 nm and 1078 nm laser come from a single dual-wavelength Yb-doped fiber laser. Every laser is amplified by stages of fiber amplifier and Yb-doped components amplifier, respectively.
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Within the scientific and industrial purposes, the beam excellent with the DUV laser can be a crucial parameter. Especially, the beam high-quality with the DUV laser substantially affects the laser machining benefits. The beam high quality with the DUV laser is determined by that of the elemental laser as well as the crystal with the frequency conversion. Not too long ago, a significant-power DUV laser (>10 W) at 258 nm was documented that has a beam quality of M2 < 1.five, which was generated by FHG of a Yb:YAG laser at 1030 nm using the CLBO crystal [13]. This laser would bring about an even better laser machining final result compared to the past DUV lasers with bigger M2.
The heartbeat length of the next Stokes gentle was shortened to five ns as proven check here in Figure 7a, only one-shot photo from your oscilloscope, which is a typical phenomenon in Raman laser [forty four] while the pulse length of your pump laser was 10 ns.
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Tunable ultraviolet laser source according to strong-state dye laser technologies and CsLiB6O10 harmonic generation
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