5 Simple Techniques For Laser Crystal
5 Simple Techniques For Laser Crystal
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Unique crystalline supplies are very various about their hardness and also other properties, which decide with which solutions And the way quickly they can be Lower and polished with top 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 medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions and also the upper-state lifetime.
激光晶体由发光中心和基质晶体两部分组成。大部分激光晶体的发光中心由激活离子构成，激活离子部分取代基质晶体中的阳离子形成掺杂型激光晶体。激活离子成为基质晶体组分的一部分时，则构成自激活激光晶体。
For quasi-3-degree laser acquire media or even a few-stage acquire media, one normally ought to limit the duration to a price which can be too shorter for successful pump absorption, as reabsorption results would otherwise spoil the general performance. For aspect pumping, additional criteria arrive into play; Moreover effective pump absorption, it is important to get a suitable spatial form with the obtain profile.
g. a thin disk. As One more case in point, Q-switched lasers achieve the next population density while in the higher laser level and therefore are hence much more delicate to quenching consequences and Power transfer processes; thus, a lower doping density is usually appropriate for these products. For top-power lasers, reduced doping densities in many cases are utilized to Restrict the density of heat generation, Though slim-disk lasers get the job done most effective with highly doped crystals. Numerous laser merchandise will not get to the comprehensive performance potential simply because this kind of specifics have not been effectively worked out.
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Also, some versatility is lost in experiments if just one can not Check out absorbers with diverse thickness or doping concentration, one example is, without having exchanging the laser crystal alone.
These ions permit the crystal to amplify light-weight on the laser wavelength by means of stimulated emission, when Power is provided to the crystal through absorption of pump light-weight (�?optical pumping
晶体生长 晶体加工 镀膜能�?品质管理 研发能力 新闻中心
These tables comprise only the commonest host crystals; lots of Many others exist, which happen to be fewer commonly applied.
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All those surfaces which happen to be handed Nonlinear Crystal from the laser beam are Generally both oriented at Brewster's angle or have an anti-reflection coating.
Not surprisingly, it is very desirable that a supplied crystal high quality is made persistently, While unique laser models may have another sensitivity to substance parameters.
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。
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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Laser crystals are optical crystals �?usually one crystals (monocrystalline optical elements) �?that are applied as get media for stable-condition lasers. Usually, They can be doped with either trivalent rare earth ions or transition metallic ions.
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。