Getting My CLBO Crystal To Work
Getting My CLBO Crystal To Work
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Within this paper, the new lapping slurry and sprucing slurry are launched. Plus the deliquescence degree of CLBO is fallen to cheapest. A fresh working technological innovation is also adopted. Soon after tough sprucing, the focus of extremely-precision sprucing slurry is increased correctly. So does the ultra-precision polishing speed, and the wiping velocity is quicker in comparison to the deliquescence velocity. The CLBO crystal surface roughness can attain 1nm and continue to keep the area high quality effectively. Accessibility by means of your institution
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全固态紫外激光器以其体积小、寿命长、效率高、光束质量好、调谐范围宽、谱线窄等优点，广泛应用于机械探伤、光刻、微加工和医学等领域，等，利用大功率近红外相干光源作为基于非线性调谐技术的基频源，通过多级变频产生紫外相干辐射被认为是发展紫外相干光源的重要途径。紫外相干光源的关键问题是研制紫外波段的非线性光学变频晶体。非线性光学晶体是实现频率变换的条件之一，因此对非线性光学晶体的生长、尺寸、损伤电阻、转换效率和允许的参数范围提出了越来越高的要求。
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As a result of thermal lens effect from the strong-condition lasers, When the heating management is insufficient, It is far from quick to get the reliable-condition laser having a substantial power plus a superior beam excellent simultaneously. Not too long ago, with the event of the thin disk laser and single-crystal fiber (SCF) laser, a higher-electrical power laser at the fundamental wavelength (1 μm) were understood with a fantastic beam excellent In spite of a TEM00 method beam [4,24], which would be great candidates for the fundamental of the DUV laser technology. A different prospect for the elemental would be the substantial-electric power fiber laser which may very well be realized by coherent beam mixture with M2 value less than one.
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From the scientific and industrial applications, the beam high-quality with the DUV laser is also a crucial parameter. Especially, the beam quality of your DUV laser radically has an effect on the laser machining final results. The beam high-quality of the DUV laser is set by that of the basic laser as well as crystal for that frequency conversion. Recently, a superior-electrical power DUV laser (>10 W) at 258 nm was noted having a beam good quality of M2 < 1.five, which was generated by FHG of the Yb:YAG laser at 1030 nm using the CLBO crystal [thirteen]. This laser would bring on a greater laser machining result in comparison with the past DUV lasers with much larger M2.
The heartbeat duration of the 2nd Stokes mild was shortened to five ns as proven in Determine 7a, a single-shot photo in the oscilloscope, which happens to be a common phenomenon in Raman laser [44] whilst the heartbeat duration on the pump laser was ten ns.
Cesium Lithium Borate (CsLiB6O10 or CLBO) is the simplest non-linear crystal which generates ultraviolet harmonics with the Nd:YAG elementary laser wavelength. In an effort to boost the harm threshold, reduced CLBO area roughness, by ultra-precision machining, is needed. As the CLBO crystal has effortless hydroscopic reaction and micro scratches in machining, extremely-precise machining with the CLBO crystal is actually a difficult complex problem.
The beam profile revealed in Figure 7b demonstrated a great beam high quality as one of many merits of Raman laser, which would be helpful to create a 193-nm get more info DUV laser with a high quality beam.
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This cookie is utilized to history the input contents as well as the progress on the input kind. It does not retailer any individual facts.