CLBO Crystal Can Be Fun For Anyone
CLBO Crystal Can Be Fun For Anyone
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On the other hand, in an effort to method the crystal is extremely Innovative manufacturing techniques are expected. Because the dawn of the crystal, working on this problem, we at the moment are the only firm on the earth which can be processed in this crystal.
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We summarized The present growth status with the large-electric power DUV laser the two at the wavelength of FHG on the one-μm laser and at 193 nm. The modern development of your reliable-point out/fiber laser, plus the nonlinear optical crystals, prompts not only the typical electric power but additionally the beam good quality (coherence) of your DUV lasers to an unparalleled level.
The standard electric power on the NIR laser nevertheless has the possible to generally be enhanced to tens of watts like 70 W [26] if the double-go configuration could possibly be used to the Yb:YAG SCF amplifier phase. That's why, When the conversion effectiveness of 31% from NIR to DUV may be still preserved at this bigger electrical power issue, the typical output electric power of the DUV laser at 258 nm could possibly be in excess of twenty W, which would be considered a amazing ability amount for the DUV laser and produce the unanticipated DUV laser machining outcomes. In addition, for high-electrical power DUV laser, the UV injury with the nonlinear crystal, such as the windows for CLBO crystal as well as the mirrors, is an additional essential parameter for long-term and secure Procedure.
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LBO can also be an outstanding nonlinear crystal which is often applied to the CLBO Crystal SHG from the NIR towards the environmentally friendly. The DUV laser is generally recognized by two phases of SFG while in the LBO crystals since there's no stage-matching angle for LBO to convert the green laser at 515 nm or 532 nm on the DUV specifically by SHG [16]. A short while ago, the NSBBF crystal has also revealed its opportunity to acquire a large conversion effectiveness from 532 nm to 266 nm. The walk-off angle and deff from the NSBBF are almost comparable to All those of CLBO [17].
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The pulse period of the second Stokes light-weight was shortened to 5 ns as revealed in Figure 7a, only one-shot image from the oscilloscope, and that is a common phenomenon in Raman laser [44] when the pulse length of your pump laser was 10 ns.
Cesium Lithium Borate (CsLiB6O10 or CLBO) is the most effective non-linear crystal which generates ultraviolet harmonics on the Nd:YAG basic laser wavelength. In an effort to increase the injury threshold, reduced CLBO surface roughness, by extremely-precision machining, is needed. As the CLBO crystal has uncomplicated hydroscopic reaction and micro scratches in machining, extremely-exact machining from the CLBO crystal is a tricky specialized challenge.
The beam profile revealed in Determine 7b shown a fantastic beam high quality as among the list of deserves of Raman laser, which might be valuable to crank out a 193-nm DUV laser with a top quality beam.
Its UV absorption edge reaches 180 nm. The effective nonlinear optical coefficient of CLBO for frequency doubling at 1064nm is about 2 times as massive as that of KDP. CLBO crystals may be developed from your stoichiometric soften with decrease viscosity.
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