5 Essential Elements For Laser Crystal
5 Essential Elements For Laser Crystal
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The commonest laser-Energetic unusual earth ions and host media together with some normal emission wavelengths are shown in the subsequent table:
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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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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：
GWU features all prevalent laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG and so on.) by using a broad variety of requirements. Besides the very well-proven materials, ground breaking crystals with superb Attributes like Yb:CALGO can open up new horizons for demanding laser programs. No matter no matter whether specific items for R & D needs are demanded or Expense-successful quantities in compact, medium or massive batches with in-time shipping and delivery for that production line are necessary: GWU’s dedicated service helps to discover the finest core components for your personal application.
活性离子在激光晶体内发生的能量跃迁对激光操作至关重要。大多数激光操作都是通过四能级系统原理进行的，确保连续操作并防止浪费的非辐射衰变。
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。
激光晶体的效率在很大程度上依赖于某些属性，这些属性不仅限于其基本组成。这些特性决定了产生的激光光束的质量和随后的应用。
激光晶体的核心由固态晶体材料组成，通常掺杂了某些能够通过受激发射产生光放大的离子。这些离子的性质对激光晶体的性能起决定作用。
It is clear that distinctive programs produce quite various prerequisites on laser achieve media. Due to this, a broad range of different crystals are made use of, and creating the appropriate choice is essential for setting up lasers with the best possible overall performance.
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The medium should have a significant transparency (very low absorption and scattering) within the wavelength locations of pump and laser radiation, and fantastic optical homogeneity. To some extent, this relies on the standard of the material, based on facts on the fabrication course of action.
There may be a wide array of crystalline media, which can be more info grouped according to big atomic constituents and crystalline structures. Some vital teams of crystals are:
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。