Examine This Report on CLBO Crystal

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We summarized The existing advancement status of the high-energy DUV laser each at the wavelength of FHG of your 1-μm laser and at 193 nm. The current improvement of your stable-state/fiber laser, along with the nonlinear optical crystals, prompts don't just the normal electrical power and also the beam good quality (coherence) from the DUV lasers to an unparalleled level.

The common electricity on the NIR laser however has the possible to become improved to tens of watts including 70 W [26] In case the double-move configuration may be utilized for that Yb:YAG SCF amplifier stage. Consequently, When the conversion performance of 31% from NIR to DUV can be still preserved at this increased ability affliction, the typical output power on the DUV laser at 258 nm could be much more than 20 W, which would certainly be a impressive energy stage for your DUV laser and bring on the unanticipated DUV laser machining outcomes. Also, for top-power DUV laser, the UV hurt of the nonlinear crystal, including the Home windows for CLBO crystal and also the mirrors, is an additional significant parameter for long-term and stable Procedure.

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LBO is likewise a superb nonlinear crystal which is often placed on the SHG in the NIR to your eco-friendly. The DUV laser is often understood by two levels of SFG within the LBO crystals due to the fact there isn't a period-matching angle for LBO to transform the green laser at 515 nm or 532 nm for the DUV specifically by SHG [16]. Not long ago, the NSBBF crystal has also revealed its possible to get a significant conversion effectiveness from 532 nm to 266 nm. The stroll-off angle and deff on the NSBBF are Pretty much comparable to Those people of CLBO [seventeen].

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The pulse period of the second Stokes mild was shortened to 5 ns as proven in Determine 7a, just one-shot photo within the oscilloscope, that's a common phenomenon in Raman laser [44] though the pulse duration from the pump laser was ten ns.

Cesium Lithium Borate (CsLiB6O10 or CLBO) is the most effective non-linear crystal which generates ultraviolet harmonics of your Nd:YAG essential laser wavelength. So as to enhance the injury threshold, very low CLBO area roughness, by ultra-precision machining, is required. Because the CLBO crystal has easy hydroscopic response and micro scratches in machining, ultra-exact machining of the CLBO crystal can be a tricky complex issue.

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The development with the 193-nm laser was shown by phases of SFG. So as to scale the DUV laser electrical power efficiently, a new thought in the 193-nm DUV laser technology is offered dependant on the click here diamond Raman laser.