The Definitive Guide to CLBO Crystal
The Definitive Guide to CLBO Crystal
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Even so, to be able to system the crystal is incredibly Innovative producing approaches are necessary. Since the dawn of this crystal, working on this obstacle, we are now the sole corporation on this planet which can be processed In this particular crystal.
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We summarized The present advancement position from the superior-electrical power DUV laser both for the wavelength of FHG with the 1-μm laser and at 193 nm. The current development with the sound-point out/fiber laser, plus the nonlinear optical crystals, prompts don't just the typical electricity but will also the beam top quality (coherence) of the DUV lasers to an unparalleled stage.
The common electrical power of your NIR laser nevertheless has the likely to be enhanced to tens of watts such as 70 W [26] In the event the double-move configuration can be utilized for that Yb:YAG SCF amplifier stage. Consequently, When the conversion effectiveness of 31% from NIR to DUV can be still taken care of at this better energy ailment, the average output ability in the DUV laser at 258 nm might be a lot more than twenty W, which might be described as a remarkable energy stage with the DUV laser and result in the unanticipated DUV laser machining outcomes. Moreover, for prime-electric power DUV laser, the UV hurt on the nonlinear crystal, including the Home windows for CLBO crystal plus the mirrors, is an additional vital parameter for long-lasting and steady operation.
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While in the scientific and industrial purposes, the beam good quality of your DUV laser can be an essential parameter. Specially, the beam high quality in the DUV laser considerably has an effect on the laser machining outcomes. The beam top quality in the DUV laser is set by that of the basic laser as well as the crystal to the frequency conversion. Just lately, a large-energy DUV laser (>10 W) at 258 nm was noted using a beam top quality of M2 < 1.five, which was produced by FHG of the Yb:YAG laser at 1030 nm using the CLBO crystal [13]. This laser would lead to an even better laser machining consequence as compared to the preceding DUV lasers with greater M2.
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Moreover, combining the reliable-point out laser with other nonlinear method for example stimulated Raman scattering, NIR lasers might be attained at new wavelengths with substantial electric power and substantial beam good quality, which was tested through the evidence-of-theory experiment. This Raman laser scheme gives a whole new route to the higher-electricity DUV laser, Primarily at the wavelength of 193 nm.
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The event of your 193-nm laser was demonstrated by stages of SFG. In an effort to scale the DUV laser ability efficiently, a fresh strategy of your 193-nm DUV laser era is offered depending on the diamond Raman laser.