The 5-Second Trick For Nonlinear Crystal
The 5-Second Trick For Nonlinear Crystal
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Various crystalline resources are incredibly distinct concerning their hardness as well as other properties, which ascertain with which methods And just how simply they are often cut and polished with high quality.
人造红宝石激光晶体是首次实现激光输出的材料。可用焰熔法、提拉法或助熔剂法生产单晶。用提拉法容易获得大尺寸优质晶体。
The host crystal is much more than simply a method to fix the laser-active ions at certain positions in space. Several Houses with the host materials are important:
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The utmost feasible doping focus can rely strongly around the host product and its fabrication system.
g. a thin disk. As A further instance, Q-switched lasers achieve a better population density during the upper laser degree and therefore are hence much more sensitive to quenching effects and Electricity transfer procedures; thus, a lessen doping density is commonly appropriate for these products. For high-electricity lasers, reduce doping densities tend to be accustomed to Restrict the density of warmth generation, Though thin-disk lasers get the job done very best with very doped crystals. Quite a few laser products and solutions usually do not get to the total performance prospective simply because these specifics have not been effectively worked out.
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A large damage threshold when it comes to pulse fluence or peak intensity is usually essential for prime-Power amplifiers.
作为工业上使用较多的都是高掺钇铝石榴石，也就是说掺入不同的元素来达到不同的效果；作为工业激光，关注以下性能：
晶体生长 晶体加工 镀膜能�?品质管理 研发能力 新闻中心
It may be oriented for around perpendicular incidence with the laser beam, or at Brewster's angle. It could be preset in more info a few strong mount which also acts like a warmth sink. Larger sized crystals tend to be utilized for side pumping e.g. with higher-power diode bars.
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A few laser crystal elements are already demonstrated the place some saturable absorber material is included for passive Q switching of the laser.
For several good reasons, composite crystals are becoming well-liked. These Use a spatially different chemical composition and might be produced with Particular shapes.
There exists a wide array of crystalline media, which may be grouped according to big atomic constituents and crystalline buildings. Some critical groups of crystals are:
蓝宝�?柱面�?球罩 偏振�?棱镜 红外光学元件 反射�?光学窗口 非球面镜 波片 分光�?制造能力
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It is obvious that distinctive apps result in extremely distinctive necessities on laser get media. This is why, a broad assortment of various crystals are made use of, and creating the ideal selection is important for constructing lasers with ideal performance.
激光晶体（laser crystal），可将外界提供的能量通过光学谐振腔转化为在空间和时间上相干的具有高度平行性和单色性激光的晶体材料。是晶体激光器的工作物质。