Laser Crystal Secrets
Laser Crystal Secrets
Blog Article
These tables contain only the most typical host crystals; lots of Other people exist, which happen to be considerably less routinely utilized.
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激光晶体是固态激光器的核心。它们是光放大发生的媒介，产生激光束。在这篇全面指南中，我们深入探讨激光晶体的世界。
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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。
Certainly, it is vitally appealing that a provided crystal top quality is created regularly, Despite the fact that distinct laser styles might have a different sensitivity to product parameters.
亚稳态寿命也起着重要作用。较长的寿命允许更多的储能和实现粒子数反转的更高潜力，这对激光动作至关重要。
Laser modeling and simulation can be employed to reliably establish the optimum crystal dimensions, doping density And maybe values of more parameters.
量子效率是发射光子数量与吸收光子数量的比率。高量子效率表明更大部分吸收能量被转化为激光光束，有助于提高激光的整体效率。
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Unique crystalline products are quite various concerning their hardness and various Homes, which establish with which approaches and how very easily they may be Lower and polished with top quality.
In 2017, we created the earth’s biggest Ti∶sapphire crystal (Φ235 mm), which supported The ten PW laser output of Shanghai Superintense Ultrafast Laser Facility. The event of Yb and Tm doped GdScO3 laser crystals with incredibly huge emission spectra drives the event of laser diode pumped ultrafast strong-condition lasers. With the increase in pulse Electrical power, peak energy, and repetition fee of good-point out lasers, laser crystals will create in direction of much larger dimensions, bigger crystal high-quality, and controllable key performance.
There may be a wide range of crystalline more info media, which can be grouped according to important atomic constituents and crystalline structures. Some critical groups of crystals are:
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。