The Nonlinear Crystal Diaries

The Nonlinear Crystal Diaries

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Distinctive crystalline materials are quite unique about their hardness as well as other Qualities, which decide with which approaches And the way very easily they can be cut 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 crystal is far more than simply a method to fix the laser-Energetic ions at certain positions in Room. Many Qualities in the host product are essential:

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-three-stage laser achieve media as well as three-amount achieve media, one normally ought to limit the duration to a value which is far too quick for efficient pump absorption, as reabsorption outcomes would or else spoil the performance. For aspect pumping, supplemental concerns appear into play; Aside from efficient pump absorption, it is vital to acquire an acceptable spatial shape in the obtain profile.

g. a thin disk. As another example, Q-switched lasers achieve a better populace density inside the upper laser degree and are consequently much more delicate to quenching consequences and Electricity transfer processes; therefore, a lower doping density is frequently appropriate for these devices. For top-electricity lasers, reduced doping densities tend to be utilized to limit the density of warmth generation, While skinny-disk lasers function best with really doped crystals. A lot of laser goods do not get to the whole performance prospective simply because such facts have not been properly labored out.

GWU-Lasertechnik has in excess of thirty yrs of practical experience in distributing laser crystals. Choose GWU to benefit from our extensive information As well as in-subject expertise!

Also, some adaptability is lost in experiments if one can't try out absorbers with distinct thickness or doping focus, for example, with out exchanging the laser crystal itself.

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

These tables include only the most common host crystals; numerous others exist, that are less routinely applied.

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These surfaces which can be passed with the laser beam are Commonly both oriented at Brewster's angle or have an anti-reflection coating.

Not surprisingly, it is rather desirable that a supplied crystal top website quality is produced continually, Though distinctive laser patterns might have a special sensitivity to product parameters.

There is certainly a variety of crystalline media, which can be grouped according to special atomic constituents and crystalline constructions. Some important 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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Laser crystals are optical crystals �?typically one crystals (monocrystalline optical products) �?which are made use of as attain media for good-point out lasers. Most often, They are really doped with both trivalent uncommon earth ions or changeover steel 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。