Laser modeling and simulation can be used to reliably decide the optimum crystal Proportions, doping density and possibly values of more parameters.

The medium should have a substantial transparency (small absorption and scattering) within the wavelength areas of pump and laser radiation, and fantastic optical homogeneity. To some extent, this depends upon the caliber of the fabric, based on details from the fabrication method.

The host crystal is much more than just a means to fix the laser-active ions at specific positions in Place. Many Attributes of the host material 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-3-level laser attain media or simply 3-level gain media, a person typically has to limit the duration to a value which is far too limited for effective pump absorption, as reabsorption consequences would normally spoil the efficiency. For facet pumping, added concerns occur into Engage in; In addition to economical pump absorption, it is necessary to obtain an appropriate spatial shape on the gain profile.

g. a skinny disk. As another instance, Q-switched lasers arrive at a greater inhabitants density within the upper laser amount and are for that reason extra sensitive to quenching results and Electricity transfer procedures; as a result, a decrease doping density is commonly suitable for these gadgets. For prime-electric power lasers, lessen doping densities tend to be accustomed to limit the density of warmth era, Whilst thin-disk lasers function greatest with hugely doped crystals. Quite a few laser products and solutions do not reach the complete efficiency prospective mainly because these facts haven't been adequately labored out.

GWU-Lasertechnik has more than thirty several years of expertise in distributing laser crystals. Select GWU to reap the benefits of our wide know-how and in-industry practical experience!

Moreover, some flexibility is shed in experiments if one particular can't Check out absorbers with various thickness or doping focus, as an example, without exchanging the laser crystal by 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：

Which geometry, dopant and doping concentration of the obtain medium are most beneficial depend on numerous components. The available pump source (form of laser diode or lamp) as well as envisaged pumping arrangement are important aspects, but the fabric alone also has some impact. For example, titanium–sapphire lasers need to be pumped with substantial intensities, for which the shape of the transversely cooled rod, operated with rather small pump and laser beam diameter, is more suitable than e.

These tables consist of only the commonest host crystals; a lot of Some others exist, which might be considerably less usually employed.

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A handful of laser crystal components are actually demonstrated wherever some saturable absorber material is integrated for passive Q switching of the laser.

For different good reasons, composite crystals are becoming common. These Have got a spatially varying chemical composition and might be built with Unique designs.

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。

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GWU features all frequent laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etc.) that has a broad assortment of requirements. In addition to the properly-established resources, innovative crystals with fantastic properties like Yb:CALGO can open new horizons for demanding laser programs. It doesn't matter regardless of whether unique pieces for R & D functions are necessary or Value-economical quantities in more info small, medium or huge batches with in-time shipping to the creation line are essential: GWU’s committed service helps to locate the best core parts in your application.

It is clear that distinctive purposes produce very unique prerequisites on laser attain media. For this reason, a broad selection of different crystals are utilised, and creating the appropriate option is important for developing 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。