5 Tips about CLBO Crystal You Can Use Today
5 Tips about CLBO Crystal You Can Use Today
Blog Article
All-solid-condition ultraviolet lasers have already been extensively Employed in the fields of mechanical flaw detection, lithography, micromachining and medicine for some great benefits of modest quantity, extensive lifestyle, higher performance, fantastic beam high quality, wide tuning and narrow spectral line, and so on. Utilizing substantial electrical power near-infrared coherent mild source as the fundamental frequency source dependant on nonlinear tuning technologies, making ultraviolet coherent radiation by multistage frequency conversion is viewed as an essential way to create the ultraviolet coherent light source.
We also use cookies that assistance us assess and understand how you use this Web page. These cookies are going to be saved in the browser only together with your consent.
This cookie is accustomed to document the input contents as well as development of your input kind. It doesn't retail outlet any personal knowledge.
The key trouble of ultraviolet coherent light-weight supply generally concentrates on the event of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is one of the ailments for frequency transformation, so the growth, size, problems resistance, conversion effectiveness and allowable parameter range of nonlinear optical crystal are necessary more and more.
This cookie collects knowledge for the objective of examining how you utilize our Web page. Facts is collected immediately after becoming anonymized.
LBO can be a fantastic nonlinear crystal which is often applied to the SHG in the NIR to your inexperienced. The DUV laser is normally understood by two levels of SFG inside the LBO crystals considering the fact that there is absolutely no stage-matching angle for LBO to convert the eco-friendly laser at 515 nm or 532 nm to the DUV immediately by SHG [sixteen]. A short while ago, the NSBBF crystal has also demonstrated its prospective to acquire a superior conversion effectiveness from 532 nm to 266 nm. The stroll-off angle and deff in the NSBBF are Pretty much much like Those people of CLBO [seventeen].
MDPI and/or perhaps the editor(s) disclaim responsibility for almost any harm to people or residence ensuing from any ideas, strategies, Guidance or goods referred to during the content. Terms and Conditions Privateness Coverage We use cookies on our Internet site to ensure you get the top practical experience.
This cookie is utilized to record the enter contents plus the development in the input variety. It does not keep any personalized details.
While in the scientific and industrial programs, the beam top quality from the DUV laser is additionally a significant parameter. Significantly, the beam excellent in the DUV laser drastically has an effect on the laser machining success. The beam excellent of your DUV laser is determined by that of the basic laser and the crystal for that frequency conversion. Not too long ago, a higher-electric power DUV laser (>ten W) at 258 nm was documented that has a beam quality of M2 < 1.5, which was produced by FHG of a Yb:YAG laser at 1030 nm using the CLBO crystal [13]. This laser would produce an improved laser machining outcome compared to the earlier DUV lasers with bigger M2.
The pulse period of the second Stokes light was shortened to five ns as proven in Determine 7a, only one-shot picture with the oscilloscope, and that is a standard phenomenon in Raman laser [44] even though the heart beat length in the pump laser was 10 ns.
This cookie is used to document the enter contents plus the progress from the input sort. It doesn't keep any individual info.
This cookie is utilized to report the enter contents and also the development in the input variety. It does not retail outlet any personalized details.
The conversion performance from basic NIR to DUV is from 5% to 36% based on the noted leads to Desk one. Growing the conversion effectiveness will reduce the load on the look and setup of the fundamental laser amplifier as well as the electric powered energy usage. A very good beam excellent of the elemental laser will also contribute on the raising from the conversion efficiency in addition to the appropriate power depth of the NIR and green laser inside the SHG and FHG course of action, respectively. The highest conversion efficiencies from NIR to eco-friendly and inexperienced to DUV laser by utilization of CLBO crystal are 70% and all over fifty%, respectively [twelve], which corresponds to your conversion performance of 35% from get more info essential to DUV.
The development on the 193-nm laser was demonstrated by stages of SFG. So that you can scale the DUV laser ability correctly, a different idea of your 193-nm DUV laser era is presented based upon the diamond Raman laser.