Nonlinear Crystal No Further a Mystery

Nonlinear Crystal No Further a Mystery

Blog Article

Laser modeling and simulation can be used to reliably identify the ideal crystal dimensions, doping density And maybe values of added parameters.

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 changeover 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-three-amount laser get media as well as three-degree obtain media, a single frequently needs to Restrict the size to a value which is much too limited for productive pump absorption, as reabsorption effects would if not spoil the effectiveness. For aspect pumping, additional criteria appear into play; Other than productive pump absorption, it's important to acquire a suitable spatial condition from the attain profile.

g. a skinny disk. As Yet another case in point, Q-switched lasers attain an increased population density within the higher laser level and therefore are therefore additional delicate to quenching effects and Vitality transfer processes; consequently, a lessen doping density is often suitable for these devices. For prime-power lasers, decrease doping densities are often used to limit the density of heat era, Whilst thin-disk lasers perform most effective with highly doped crystals. Quite a few laser solutions do not get to the complete efficiency likely due to the fact this kind of information haven't been adequately labored out.

GWU-Lasertechnik has greater than 30 many years of working experience in distributing laser crystals. Pick out GWU to take pleasure in our extensive know-how and in-industry knowledge!

Furthermore, some overall flexibility is misplaced in experiments if 1 can't Check out absorbers with various thickness or doping focus, by way of example, with out exchanging the laser crystal alone.

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 consist of only the most typical host crystals; several Other people exist, which happen to be fewer regularly used.

In this article you can submit questions and responses. In terms of they get accepted from the author, they're going to appear previously mentioned this paragraph along with the author’s remedy. The creator will settle click here on acceptance determined by particular conditions. In essence, The difficulty need to be of adequately broad interest.

A few laser crystal elements have already been shown where by some saturable absorber material is included for passive Q switching of the laser.

For a variety of good reasons, composite crystals have gotten well-known. These Have a very spatially varying chemical composition and will be created with Specific designs.

You can find a wide array of crystalline media, that may be grouped according to important atomic constituents and crystalline constructions. Some vital groups of crystals are:

With That idea, a person would not want yet another saturable absorber crystal, to ensure one may make more compact Q-switched laser setups with lower inside parasitic losses. However, undesired Unintended effects could also manifest, which include getting unwelcome valence states with the concerned ions or energy transfers.

搜狗百科词条内容由用户共同创建和维护，不代表搜狗百科立场。如果您需要医学、法律、投资理财等专业领域的建议，我们强烈建议您独自对内容的可信性进行评估，并咨询相关专业人士。

Laser crystals are optical crystals �?generally solitary crystals (monocrystalline optical components) �?which can be utilised as achieve media for reliable-condition lasers. In most cases, They're doped with either trivalent scarce 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。