Laser Crystal for Dummies
Laser Crystal for Dummies
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The most common laser-Energetic scarce earth ions and host media along with some normal emission wavelengths are proven in the following table:
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Laser crystals are optical crystals �?commonly one crystals (monocrystalline optical elements) �?which are applied as get media for solid-condition lasers. Most often, They're doped with either trivalent exceptional earth ions or changeover steel ions.
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Which geometry, dopant and doping focus in the achieve medium are most beneficial rely upon a number of things. The accessible pump resource (sort of laser diode or lamp) plus the envisaged pumping arrangement are essential things, but the fabric alone also has some impact. As an example, titanium–sapphire lasers have to be pumped with superior intensities, for which the shape of a transversely cooled rod, operated with comparatively tiny pump and laser beam diameter, is much more proper than e.
晶体的光学质量对激光器的有效运行至关重要。晶体中的缺陷或杂质可能导致光散射、吸收甚至损坏晶体。高光学质量确保了稳定和高质量的激光束。
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 thin disk. As An additional example, Q-switched lasers reach the next inhabitants density from the upper laser level and are for that reason a lot more sensitive to quenching effects and energy transfer procedures; for that reason, a lower doping density is frequently appropriate for these gadgets. For prime-energy lasers, lessen doping densities tend to be used to Restrict the density of heat technology, Even though skinny-disk lasers function ideal more info with really doped crystals. Several laser solutions usually do not get to the full performance prospective for the reason that these types of particulars haven't been thoroughly labored out.
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。
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材料 激光晶体 晶体生长 光学性能 稀土离子 过渡族离子 resources laser crystal crystal advancement optical performance uncommon earth ions changeover team ions
For a variety of reasons, composite crystals are getting to be preferred. These Have a very spatially varying chemical composition and can be produced with special styles.
It may be oriented for in close proximity to perpendicular incidence of your laser beam, or at Brewster's angle. It can be fastened in certain strong mount which also functions as a heat sink. Greater crystals are frequently employed for facet pumping e.g. with high-electrical power diode bars.
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。