Laser Crystal for Dummies
Laser Crystal for Dummies
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These tables include only the most typical host crystals; quite a few Other folks exist, which happen to be significantly less usually made use of.
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为了使激光器有效运作，需要有效管理运行过程中产生的热量。具有良好热导率的激光晶体可以更有效地散热，防止热透镜效应或断裂。
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The host medium influences strongly the wavelength, bandwidth and transition cross-sections of pump and laser transitions and in addition the higher-point out life span.
GWU offers all common laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etcetera.) having a broad range of specifications. Other than the properly-recognized supplies, innovative crystals with excellent Attributes like Yb:CALGO can open new horizons for demanding laser apps. Despite no matter if particular person items for R & D uses are essential or Price tag-successful numbers in modest, medium or significant batches with in-time shipping to the creation line are desired: GWU’s dedicated provider really helps to locate the best core elements for your software.
Needless to say, it's very appealing that a supplied crystal excellent is generated continually, Even though distinct laser designs may have another sensitivity to material 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。
The host crystal is a great deal more than simply a method to fix the laser-Lively ions at certain positions in Place. Several Attributes on the host product are crucial:
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For quasi-3-amount laser acquire media and even three-degree gain media, one particular frequently has to limit the duration to a value that is as well shorter for efficient pump absorption, as reabsorption consequences would otherwise spoil the effectiveness. For side pumping, added issues arrive into Engage in; besides successful pump absorption, it is necessary to acquire an website acceptable spatial shape of the obtain profile.
材料 激光晶体 晶体生长 光学性能 稀土离子 过渡族离子 components laser crystal crystal advancement optical performance uncommon earth ions changeover team ions
GWU-Lasertechnik has over thirty years of experience in distributing laser crystals. Pick out GWU to gain from our large understanding As well as in-area working experience!
It may be oriented for in close proximity to perpendicular incidence of your laser beam, or at Brewster's angle. It can be mounted in certain reliable mount which also functions as a heat sink. Larger sized crystals are often employed for facet pumping e.g. with superior-electrical power diode bars.
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。