The 2-Minute Rule for CLBO Crystal
The 2-Minute Rule for CLBO Crystal
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However, to be able to system the crystal is incredibly Sophisticated producing strategies are necessary. Considering that the dawn of the crystal, focusing on this challenge, we are now the one corporation on the globe which might be processed With this crystal.
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We summarized The present enhancement position of your higher-electricity DUV laser each at the wavelength of FHG of the 1-μm laser and at 193 nm. The modern progress in the strong-point out/fiber laser, as well as the nonlinear optical crystals, prompts not simply the average electricity but in addition the beam top quality (coherence) from the DUV lasers to an unparalleled stage.
The common energy in the NIR laser still has the prospective being improved to tens of watts including 70 W [26] if the double-move configuration might be utilized for that Yb:YAG SCF amplifier phase. Consequently, Should the conversion effectiveness of 31% from NIR to DUV can be however maintained at this better power issue, the average output electrical power with the DUV laser at 258 nm might be in excess of 20 W, which would be described as a amazing ability amount for that DUV laser and cause the unanticipated DUV laser machining final results. In addition, for high-ability DUV laser, the UV destruction with the nonlinear crystal, such as the windows for CLBO crystal and also the mirrors, is another important parameter for long-lasting and secure operation.
On the other hand, the beam good quality of this higher power DUV laser would turn out to be even worse resulting from more serious thermal and nonlinear results. Hence, the frequency conversion processes should be carefully intended to mitigate the aforementioned effects. As a result, a high-energy DUV laser at the FHG of 1 μm with a superb beam excellent can be acquired and will be useful for acquiring the shorter wavelength DUV lasers including 193 nm by SFG.
The two the 1040 nm and 1078 nm laser originate from a single dual-wavelength Yb-doped fiber laser. Every single laser is amplified by stages of fiber amplifier and Yb-doped products amplifier, respectively.
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