What Does Laser Crystal Mean?
What Does Laser Crystal Mean?
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Various crystalline products are certainly various relating to their hardness along with other Attributes, which decide with which techniques and how very easily they may be cut and polished with high quality.
The medium ought to have a high transparency (minimal absorption and scattering) from the wavelength locations of pump and laser radiation, and great optical homogeneity. To some extent, this is dependent upon the standard of the fabric, determined by specifics on the fabrication system.
The host medium influences strongly the wavelength, bandwidth and changeover cross-sections of pump and laser transitions in addition to the higher-point out life span.
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The most attainable doping concentration can count strongly within the host material and its fabrication technique.
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A higher destruction threshold regarding pulse fluence or peak intensity is often essential for top-Power amplifiers.
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：
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It might be oriented for in the vicinity of perpendicular incidence of your laser beam, or at Brewster's angle. It can be fixed in some strong mount which also acts as being a heat sink. Bigger crystals are generally utilized for aspect pumping e.g. with large-electrical power diode bars.
The most common laser-Lively exceptional earth ions and host media together with some common emission wavelengths are shown in the following desk:
A more info number of laser crystal materials are already demonstrated in which some saturable absorber product is integrated for passive Q switching of the laser.
For various motives, composite crystals are becoming well-known. These Have got a spatially varying chemical composition and may 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。
With That idea, one doesn't want an extra saturable absorber crystal, in order that one particular may possibly make far more compact Q-switched laser setups with decrease inside parasitic losses. Even so, undesired Uncomfortable side effects may come about, for instance acquiring undesirable valence states of the associated ions or Electrical power transfers.
GWU provides all common laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etcetera.) that has a broad variety of technical specs. Aside from the effectively-established products, modern crystals with exceptional Attributes like Yb:CALGO can open up new horizons for demanding laser applications. It doesn't matter no matter if personal parts for R & D reasons are required or Value-effective quantities in little, medium or significant batches with in-time shipping and delivery with the manufacturing line are desired: GWU’s devoted company helps to locate the most effective Main elements to your software.
Laser crystals are optical crystals �?normally solitary crystals (monocrystalline optical products) �?which can be utilised as obtain media for good-state lasers. Typically, They're doped with possibly trivalent rare earth ions or transition metal 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。