The Laser Crystal Diaries
The Laser Crystal Diaries
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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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GWU presents all prevalent laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etcetera.) having a wide range of requirements. Moreover the very well-recognized resources, modern crystals with exceptional Qualities like Yb:CALGO can open new horizons for demanding laser purposes. It doesn't matter irrespective of whether particular person pieces for R & D reasons are needed or Value-effective quantities in tiny, medium or significant batches with in-time shipping and delivery for the creation line are needed: GWU’s devoted company really helps to find the finest Main components to your software.
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。
g. a skinny disk. As One more case in point, Q-switched lasers access a higher populace density during the upper laser degree and so are hence much more sensitive to quenching outcomes and Electrical power transfer procedures; as a result, a decreased doping density is commonly suitable for these units. For prime-ability lasers, lower doping densities will often be utilized to Restrict the density of heat era, Though skinny-disk lasers perform very best with extremely doped crystals. Numerous laser goods do not reach the full performance possible simply because such facts have not been correctly labored out.
The host crystal is a lot more than simply a method to fix the laser-active ions at specified positions in House. Numerous Homes with the host material are important:
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People surfaces that happen to be handed via the laser beam are Usually possibly oriented at Brewster's angle or have an anti-reflection coating.
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 good reasons, composite crystals have become well-liked. These have a spatially different chemical composition and might be produced with special styles.
With That idea, a person doesn't want an additional saturable absorber crystal, to ensure that 1 may make extra compact Q-switched laser setups with lessen inside parasitic losses. Having said that, undesired Uncomfortable side effects may additionally happen, which include acquiring unwelcome valence states on the involved check here ions or Strength transfers.
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。