CLBO Crystal Can Be Fun For Anyone

CLBO Crystal Can Be Fun For Anyone

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In this paper, the new lapping slurry and polishing slurry are launched. As well as deliquescence degree of CLBO is fallen to most affordable. A different Operating technological innovation is usually adopted. After rough sprucing, the focus of ultra-precision polishing slurry is enhanced thoroughly. So does the ultra-precision polishing pace, plus the wiping velocity is faster when compared to the deliquescence pace. The CLBO crystal surface area roughness can attain 1nm and maintain the area high quality well. Obtain by your institution

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For example, the current concave OC could be replaced by a plane mirror which could mitigate the power density on the area of M1 along with the diamond. In addition, applying large destruction threshold coatings for M1 and diamond would also Enhance the output energy with none damages. Then, the NIR laser in the 2nd Stokes wavelength may be large adequate, in addition to its superior beam top quality, to produce the ultimate DUV laser at 193 nm which has a higher regular ability.

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LBO can be an excellent nonlinear crystal which is always placed on the SHG from the NIR for the inexperienced. The DUV laser will likely be recognized by two phases of SFG while in the LBO crystals considering that there's no section-matching angle for LBO to transform the green laser at 515 nm or 532 nm towards the DUV right by SHG [16]. Not long ago, the NSBBF crystal has also revealed its potential to obtain a significant conversion efficiency from 532 nm to 266 nm. The walk-off angle and deff of your NSBBF are almost comparable to Those people of CLBO [17].

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While in the scientific and industrial programs, the beam good quality in the DUV laser is additionally a crucial parameter. Specifically, the beam high quality from the DUV laser dramatically influences the laser machining results. The beam top quality with the DUV laser is decided by that of the fundamental laser along with the crystal for your frequency conversion. Recently, a significant-electricity DUV laser (>ten W) at 258 nm was documented having a beam excellent of M2 < 1.five, which was created by FHG of a Yb:YAG laser at 1030 nm utilizing the CLBO crystal [thirteen]. This laser would bring about a far better laser machining consequence compared to the earlier DUV lasers with much larger M2.

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Also, combining the strong-point out laser with other nonlinear procedure for example stimulated Raman scattering, NIR lasers could be attained at new wavelengths with significant power and large beam good quality, which was analyzed by the evidence-of-basic principle experiment. This Raman laser scheme offers a fresh path to the high-electrical power DUV laser, Specially for the wavelength of 193 nm.

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