The Ultimate Guide To Laser Crystal
The Ultimate Guide To Laser Crystal
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The most common laser-active scarce earth ions and host media along with some regular emission wavelengths are demonstrated in the following desk:
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 gives all widespread laser crystals (Nd:YVO4, Nd:YAG, Yb:YAG etcetera.) using a broad selection of specs. Aside from the very well-recognized elements, ground breaking crystals with superb Attributes like Yb:CALGO can open new horizons for demanding laser programs. Regardless of no matter whether personal pieces for R & D applications are expected or Value-effective quantities in tiny, medium or big batches with in-time supply for your output line are essential: GWU’s dedicated support really helps to find the best core components for your personal application.
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 example, Q-switched lasers get to a higher populace density during the higher laser level and so are hence a lot more delicate to quenching consequences and energy transfer processes; for that reason, a lessen doping density is often appropriate for these devices. For prime-electricity lasers, lessen doping densities tend to be used to limit the density of heat generation, Even though thin-disk lasers function greatest with very doped crystals. Several laser items usually do not reach the full overall performance probable because these types of aspects have not been correctly labored out.
The host crystal is way more than just a way to repair the laser-active ions at certain positions in Area. Many Qualities on the host product are important:
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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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 numerous factors, composite crystals are getting to be preferred. These Use a spatially varying chemical composition and will be designed with Specific shapes.
It might be oriented for in close proximity to perpendicular incidence of your laser beam, or at Brewster's website angle. It might be preset in certain stable mount which also functions being a heat sink. Greater crystals are frequently utilized for side pumping e.g. with high-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。