The Ultimate Guide To CLBO Crystal
The Ultimate Guide To CLBO Crystal
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During this paper, The brand new lapping slurry and polishing slurry are introduced. Along with the deliquescence diploma of CLBO is fallen to cheapest. A completely new Operating engineering is likewise adopted. Right after tough polishing, the focus of extremely-precision sharpening slurry is increased adequately. So does the ultra-precision polishing pace, plus the wiping pace is faster compared to deliquescence velocity. The CLBO crystal floor roughness can accomplish 1nm and preserve the floor high quality nicely. Access via your establishment
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The average energy of your NIR laser continue to has the prospective to become enhanced to tens of watts like 70 W [26] When the double-go configuration might be used for that Yb:YAG SCF amplifier phase. As a result, In case the conversion performance of 31% from NIR to DUV can be nonetheless managed at this greater electricity problem, the standard output energy of your DUV laser at 258 nm might be greater than twenty W, which would certainly be a impressive electricity degree for your DUV laser and lead to the unanticipated DUV laser machining success. Also, for prime-energy DUV laser, the UV harm of the nonlinear crystal, such as the windows for CLBO crystal along with the mirrors, is another important parameter for long term and steady Procedure.
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On another side, the facility scaling from the NIR laser is yet another part to boost the average ability in the 193-nm DUV laser. Because of the not enough the superior-ability amplification Remedy of your NIR laser (for instance at 1553 nm), nonlinear frequency processes for instance optical parameter oscillation (OPO) might be applied to build a wavelength converter by shifting the wavelength from 1 μm to the desired wavelength and also acquiring relative better power [21]. Lately, a diamond Raman laser showed its capacity in accomplishing a significant ability plus a large conversion effectiveness on the 1st Stokes in the one-μm laser [22,23], which suggests the likelihood for being applied within the 193-nm DUV laser technology thanks to its higher Raman get and enormous frequency shift.
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What's more, combining the strong-point out laser with other nonlinear method for instance stimulated Raman scattering, NIR lasers could possibly be obtained at new wavelengths with higher electricity and substantial beam excellent, which was analyzed from the proof-of-principle experiment. This Raman laser scheme gives a different path to the significant-ability DUV laser, especially at the wavelength of 193 nm.
Tunable ultraviolet laser resource dependant on stable-condition dye laser technological innovation and CsLiB6O10 harmonic era
The conversion effectiveness from basic NIR to DUV is from five% to 36% based on the claimed leads to Desk 1. Raising the conversion efficiency will decrease the stress on the design and setup of the elemental laser amplifier in addition to the electric powered energy intake. A good beam high quality of the basic laser can even add into the rising with the conversion performance and the right power depth with the NIR and green laser in the SHG and FHG approach, respectively. The very best conversion efficiencies from NIR to green and green to DUV laser by usage of CLBO crystal are 70% and here all over 50%, respectively [12], which corresponds into the conversion effectiveness of 35% from basic to DUV.
The development with the 193-nm laser was demonstrated by phases of SFG. So that you can scale the DUV laser energy correctly, a different concept in the 193-nm DUV laser technology is introduced according to the diamond Raman laser.