Distinctive crystalline products are very diverse regarding their hardness along with other properties, which figure out with which solutions and how simply they can be cut and polished with top quality.

The medium ought to have a high transparency (low absorption and scattering) within the wavelength regions of pump and laser radiation, and great optical homogeneity. To some extent, this will depend on the caliber of the fabric, determined by particulars from the fabrication method.

The host medium influences strongly the wavelength, bandwidth and changeover cross-sections of pump and laser transitions as well as the upper-condition 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-amount laser attain media or simply three-amount acquire media, a single normally has to limit the length to a price which happens to be as well quick for economical pump absorption, as reabsorption results would if not spoil the efficiency. For side pumping, supplemental considerations arrive into play; Aside from productive pump absorption, it is necessary to acquire an acceptable spatial shape with the acquire profile.

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Additionally, some flexibility is dropped in experiments if one particular are unable to Check out absorbers with distinct thickness or doping focus, one example is, 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 from the acquire medium are most useful depend upon numerous factors. The accessible pump supply (kind of laser diode or lamp) and also the envisaged pumping arrangement are crucial variables, but the fabric itself also has some impact. As an example, titanium–sapphire lasers must be pumped with superior intensities, for which the shape of a transversely cooled rod, operated with reasonably smaller pump and laser beam diameter, is much more acceptable than e.

It may be oriented for around perpendicular incidence of your laser beam, or at Brewster's angle. It could be fixed in a few reliable mount which also acts for a heat sink. Larger crystals are frequently employed for aspect pumping e.g. with superior-power diode bars.

The commonest laser-Lively scarce earth website ions and host media along with some common emission wavelengths are shown in the following table:

Several laser crystal resources are actually demonstrated wherever some saturable absorber substance is included for passive Q switching of the laser.

For numerous explanations, composite crystals are getting to be preferred. These Possess a spatially varying chemical composition and may be designed 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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It is obvious that different apps bring about extremely different necessities on laser achieve media. For that reason, a wide array of different crystals are made use of, and generating the correct choice is essential 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。