A Secret Weapon For Nonlinear Crystal
A Secret Weapon For Nonlinear Crystal
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Laser modeling and simulation can be employed to reliably figure out the the best possible crystal Proportions, doping density And perhaps values of additional parameters.
人造红宝石激光晶体是首次实现激光输出的材料。可用焰熔法、提拉法或助熔剂法生产单晶。用提拉法容易获得大尺寸优质晶体。
The host medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions and in addition the upper-condition lifetime.
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For quasi-three-amount laser achieve media as well as three-amount achieve media, a single frequently really should Restrict the length to a worth and that is also short for economical pump absorption, as reabsorption outcomes would or else spoil the performance. For aspect pumping, extra criteria appear into play; Moreover effective pump absorption, it is important to get a suitable spatial form of your achieve profile.
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A high hurt threshold when it comes to here pulse fluence or peak depth can be critical 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：
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It may be oriented for near perpendicular incidence from the laser beam, or at Brewster's angle. It may be mounted in a few sound mount which also acts like a heat sink. Greater crystals are frequently employed for aspect pumping e.g. with large-electrical power diode bars.
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Those people surfaces which might be passed with the laser beam are Usually both oriented at Brewster's angle or have an anti-reflection coating.
For a variety of reasons, composite crystals have become preferred. These Possess a spatially various chemical composition and will be made with Particular styles.
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 concept, one particular won't will need yet another saturable absorber crystal, to make sure that a person may perhaps make extra compact Q-switched laser setups with lessen interior parasitic losses. On the other hand, undesired Unintended effects may also come about, for instance obtaining unwelcome valence states from the concerned ions or Vitality transfers.
GWU offers all typical laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG and so forth.) which has a broad selection of requirements. Besides the nicely-recognized supplies, revolutionary crystals with excellent Houses like Yb:CALGO can open up new horizons for demanding laser programs. It does not matter irrespective of whether personal parts for R & D applications are required or cost-economical figures in smaller, medium or significant batches with in-time delivery to the manufacturing line are needed: GWU’s dedicated services really helps to discover the most effective core elements to your application.
Laser crystals are optical crystals �?generally single crystals (monocrystalline optical products) �?that are used as achieve media for stable-state lasers. In most cases, they are doped with both trivalent scarce earth ions or transition metallic 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。