The 5-Second Trick For Laser Crystal
The 5-Second Trick For Laser Crystal
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Unique crystalline components are extremely unique concerning their hardness and various Qualities, which ascertain with which techniques And just how conveniently they can be Minimize and polished with good quality.
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 in addition to the higher-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。
The utmost probable doping concentration can count strongly over the host material and its fabrication technique.
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GWU-Lasertechnik has greater than 30 a long time of encounter in distributing laser crystals. Choose GWU to reap the benefits of our broad information and in-area practical experience!
A higher harm threshold with regard to pulse fluence or peak depth may be essential for prime-energy 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：
Which geometry, dopant and doping concentration on the get medium are most advantageous depend upon quite a few elements. The offered pump resource (kind of laser diode or lamp) along with the envisaged pumping arrangement are crucial factors, but the material by itself also has some affect. Such as, titanium–sapphire lasers have to be pumped with large intensities, for which the shape of the transversely cooled rod, operated with somewhat small pump and laser beam diameter, is more suitable than e.
It might be oriented for around perpendicular incidence on the laser beam, or at Brewster's angle. It could be fastened in certain good mount which also functions to be website a warmth sink. Larger sized crystals are usually used for facet pumping e.g. with high-power diode bars.
The commonest laser-Energetic unusual earth ions and host media together with some typical emission wavelengths are revealed in the next table:
A couple of laser crystal elements have already been shown exactly where some saturable absorber substance is incorporated for passive Q switching of a laser.
For many factors, composite crystals have gotten popular. These have a spatially various chemical composition and will be produced with Specific 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, a single isn't going to will need a further saturable absorber crystal, to make sure that one might make much more compact Q-switched laser setups with reduce internal parasitic losses. Nevertheless, unwanted Negative effects can also take place, like getting unwelcome valence states with the concerned ions or Vitality transfers.
GWU presents all widespread laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG and so forth.) having a wide assortment of specs. Besides the perfectly-recognized components, innovative crystals with superb Homes like Yb:CALGO can open new horizons for demanding laser apps. Regardless of whether particular person items for R & D applications are essential or cost-successful numbers in modest, medium or big batches with in-time shipping for the generation line are needed: GWU’s committed service helps you to locate the very best Main factors to your software.
It is apparent that diverse apps produce extremely distinct necessities on laser attain media. For this reason, a broad assortment of different crystals are utilised, and building the ideal choice is essential for constructing lasers with optimum 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。