Nonlinear Crystal Things To Know Before You Buy
Nonlinear Crystal Things To Know Before You Buy
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Different crystalline products are extremely different about their hardness and various properties, which establish with which approaches And exactly how easily they can be Slash and polished with good quality.
The medium ought to have a large transparency (lower absorption and scattering) within the wavelength locations of pump and laser radiation, and superior optical homogeneity. To some extent, this depends upon the caliber of the fabric, based on details of the fabrication method.
The host medium influences strongly the wavelength, bandwidth and changeover cross-sections of pump and laser transitions and also the higher-condition lifetime.
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The utmost possible doping concentration can count strongly within the host product and its fabrication strategy.
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A significant harm threshold concerning 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 around perpendicular incidence with the laser beam, or at Brewster's angle. It might be preset in certain solid mount which also acts as a heat sink. Bigger crystals are generally utilized for side pumping e.g. with large-electrical power diode bars.
The most common laser-active scarce earth ions and host media along with some normal emission wavelengths are proven in the following desk:
These surfaces which happen to be passed via the laser beam are Generally possibly oriented at Brewster's angle or have an anti-reflection coating.
Not surprisingly, it is very appealing that a supplied crystal quality is made continually, although distinct laser styles may have a unique sensitivity to product parameters.
There's an array of crystalline media, which may be grouped according to special atomic constituents and crystalline constructions. Some critical teams of crystals are:
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GWU offers all typical laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG and so on.) having a broad a number of technical specs. Other than the very well-founded products, ground breaking crystals with exceptional Qualities like Yb:CALGO can open up new horizons for demanding laser apps. It does not matter whether or not individual parts for R & D applications are required or Price-successful figures in modest, medium or substantial batches with in-time supply for your output line are necessary: GWU’s committed provider helps to find the finest core parts for the software.
It is clear that distinctive apps result in more info quite different demands on laser acquire media. For this reason, a wide assortment of various crystals are employed, and building the proper decision is essential for setting up lasers with ideal general 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。