How Much You Need To Expect You'll Pay For A Good Laser Crystal
How Much You Need To Expect You'll Pay For A Good Laser Crystal
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Laser modeling and simulation can be employed to reliably identify the the best possible crystal dimensions, doping density And perhaps values of additional parameters.
The medium must have a superior transparency (minimal absorption and scattering) from the wavelength regions of pump and laser radiation, and excellent optical homogeneity. To some extent, this will depend on the standard of the material, determined by information of your fabrication procedure.
The host medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions and in addition the upper-state lifetime.
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The maximum doable doping concentration can rely strongly around the host substance and its fabrication technique.
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A significant injury threshold concerning pulse fluence or peak intensity is usually crucial for top-Vitality 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：
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 contain only the most common host crystals; many Other people exist, that are much less frequently made use of.
The commonest laser-Energetic uncommon earth ions and host media together with some usual emission wavelengths are revealed in the next table:
A handful of laser crystal materials have already been shown where some saturable absorber materials is included for passive Q switching of the laser.
For many explanations, composite crystals are becoming preferred. These have a spatially different chemical composition and will be built with Particular shapes.
There exists a wide range of crystalline media, which may be grouped in accordance to important atomic constituents and crystalline buildings. Some essential teams of crystals are:
With That idea, 1 doesn't will need an additional saturable absorber crystal, making sure that 1 may possibly make more info more compact Q-switched laser setups with decrease interior parasitic losses. However, undesirable Unwanted side effects may additionally happen, which include obtaining undesired valence states of the concerned ions or Strength transfers.
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It is apparent that unique programs result in incredibly different needs on laser attain media. Because of this, a broad array of various crystals are employed, and building the right selection is essential for setting up lasers with the best possible functionality.
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。