5 Simple Techniques For Laser Crystal
5 Simple Techniques For Laser Crystal
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These tables contain only the most typical host crystals; several Some others exist, which are significantly less often utilized.
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Laser crystals are optical crystals �?normally solitary crystals (monocrystalline optical supplies) �?which can be employed as acquire media for good-condition lasers. In most cases, They are really doped with both trivalent unusual earth ions or transition steel ions.
激光晶体中活性离子的作用是什么？ 活性离子在激光晶体中负责通过受激发射产生激光光线。
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：
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。
A substantial surface excellent is needless to say essential. Requirements of area flatness are frequently better than . This will help to avoid the two scattering losses and wavefront distortions that may degrade the laser's beam high quality. Moreover, scratch and dig technical specs
g. a thin disk. As A further case in point, Q-switched lasers attain the next populace density from the upper laser amount and so are therefore extra sensitive to quenching consequences and Vitality transfer procedures; consequently, a lower doping density is usually suitable for these equipment. For top-electricity lasers, reduce doping densities are sometimes utilized to Restrict the density of heat era, Though slim-disk lasers work very best with hugely doped crystals. A lot of laser products and solutions do not reach the complete functionality prospective simply because such particulars haven't been click here thoroughly worked out.
A number of laser crystal materials are actually demonstrated wherever some saturable absorber material is included for passive Q switching of a laser.
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It is obvious that distinct purposes cause really various specifications on laser get media. Due to this, a broad selection of various crystals are utilised, and making the proper alternative is essential for developing lasers with optimum effectiveness.
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For many motives, composite crystals are becoming common. These Have a very spatially different chemical composition and might be produced with Unique styles.
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