Helping The others Realize The Advantages Of Laser Crystal
Helping The others Realize The Advantages Of Laser Crystal
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Visible good-condition lasers determined by laser crystals are compact and light-weight. Lasers from deep crimson to blue are already noted. Especially, there have been lots of experiences on Pr3+ doped laser crystals, and constant wave lasers about 490 nm are actually attained. Ti∶sapphire is the main achieve crystal for ultrafast lasers. Superintense ultrafast lasers with peak energy starting from many hundred terawatts to 10 petawatts require substantial-quality and large-sized Ti∶sapphire crystal. The origin of defect relevant optical absorption in Ti∶sapphire and The expansion of huge-sized high-top quality crystals are two significant challenges that urgently need to be addressed. In recent years, we analyzed the system of defect related optical absorption in Ti∶sapphire theoretically, and grew large-sized significant-good quality crystals via warmth exchange approach. The key activating ions for 1 μm laser crystals are Nd3+ and Yb3+. Nd∶YAG is the most widely utilised laser crystal. Recently, we explored a number of new Nd3+ doped fluoride and oxide laser crystals, and solved the emission cross area challenge of Nd∶Lu3Al5O12. SIOM described a brand new variety of laser crystal Yb∶GdScO3, of which the gain bandwidth is about 85 nm. The commonly used activation ions for 2 μm laser crystals are Tm3+ and Ho3+. Tm3+ is usually right pumped by laser diode. Ho3+ has greater stimulated emission cross portion, and its emission wavelength is more time than two μm. We researched The expansion, spectroscopy, and laser overall performance of Tm∶LiYF4, Tm∶LiLuF4, Ho∶LiYF4, Tm,Ho∶LiYF4, and Tm,Ho∶LiLuF4 crystals.
激光晶体的极化性能可能会影响输出激光束的质量和特性。有些激光晶体产生线性偏振光，这对某些应用可能有益。
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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。
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
激光晶体的损伤阈值与其能承受的最大光强有关，而不会遭受物理或结构损伤。高损伤阈值对于确保高功率激光应用的耐久性和长寿命至关重要。
The most feasible doping concentration can rely strongly on the host substance and its fabrication technique.
The host crystal is a lot more than simply a method to fix the laser-active ions at specified positions in Place. Many Attributes of the host product are very important:
热膨胀和收缩系数对确定激光晶体的热透镜特性至关重要。最小化热透镜效应对于在广泛的操作温度范围内保持光束质量至关重要。
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主体材料中活性离子掺杂物的数量是关键因素。它影响了激光的效率和性能。过低的浓度可能导致低输出，过高的浓度可能导致消光效应，降低晶体的效率。
For many causes, composite crystals are becoming popular. These Have got a spatially various chemical composition and will be created with Specific designs.
With that concept, 1 will not want an extra saturable click here absorber crystal, in order that a single might make much more compact Q-switched laser setups with lower interior parasitic losses. On the other hand, undesirable Unwanted effects may take place, for instance getting undesirable valence states of the included ions or Power transfers.
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。