Not known Factual Statements About CLBO Crystal
Not known Factual Statements About CLBO Crystal
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With this paper, the new lapping slurry and sharpening slurry are released. Along with the deliquescence diploma of CLBO is fallen to most affordable. A fresh Performing technological know-how can also be adopted. Soon after tough sharpening, the concentration of ultra-precision polishing slurry is improved effectively. So does the ultra-precision sprucing velocity, along with the wiping velocity is quicker than the deliquescence speed. The CLBO crystal surface roughness can accomplish 1nm and hold the floor top quality well. Obtain as a result of your institution
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We summarized The existing development position with the large-energy DUV laser both of those on the wavelength of FHG of the 1-μm laser and at 193 nm. The recent growth of the stable-state/fiber laser, and also the nonlinear optical crystals, prompts not simply the typical power but additionally the beam high quality (coherence) of your DUV lasers to an unprecedented degree.
For illustration, The present concave OC could get replaced by a aircraft mirror which could mitigate the facility density over the surface area of M1 and also the diamond. Furthermore, using substantial injury threshold coatings for M1 and diamond would also improve the output electricity without any damages. Then, the NIR laser at the 2nd Stokes wavelength can be significant adequate, in addition to its fantastic beam quality, to make the ultimate DUV laser at 193 nm with a large normal electricity.
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LBO is additionally a wonderful nonlinear crystal which is always applied to the SHG through the NIR on the eco-friendly. The DUV laser is often understood by two stages of SFG while in the LBO crystals since there's no period-matching angle for LBO to transform the environmentally friendly laser at 515 nm or 532 nm to the DUV immediately by SHG [16]. Not too long ago, the NSBBF crystal has also proven its possible to acquire a high conversion performance from 532 nm to 266 nm. The stroll-off angle and deff on the NSBBF are Virtually much like These of CLBO [seventeen].
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What's more, combining the sound-point out laser with other nonlinear method including stimulated Raman scattering, NIR lasers might be realized at new wavelengths with higher electric power and significant beam quality, read more which was tested through the proof-of-theory experiment. This Raman laser scheme supplies a completely new path to the superior-power DUV laser, Particularly in the wavelength of 193 nm.
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The event on the 193-nm laser was shown by phases of SFG. In order to scale the DUV laser electricity successfully, a different concept on the 193-nm DUV laser generation is offered based on the diamond Raman laser.