The Fact About Laser Crystal That No One Is Suggesting
The Fact About Laser Crystal That No One Is Suggesting
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The most common laser-active unusual earth ions and host media along with some typical emission wavelengths are demonstrated in the next desk:
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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 changeover cross-sections of pump and laser transitions in addition to the upper-condition life time.
激光晶体由发光中心和基质晶体两部分组成。大部分激光晶体的发光中心由激活离子构成，激活离子部分取代基质晶体中的阳离子形成掺杂型激光晶体。激活离子成为基质晶体组分的一部分时，则构成自激活激光晶体。
A higher surface excellent is needless to say vital. Requirements of floor flatness will often be better than . This assists to prevent each scattering losses and wavefront distortions which can degrade the laser's beam quality. Also, scratch and dig technical specs
The maximum doable doping concentration can depend strongly about the host content and its fabrication technique.
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。
热膨胀和收缩系数对确定激光晶体的热透镜特性至关重要。最小化热透镜效应对于在广泛的操作温度范围内保持光束质量至关重要。
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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 products laser crystal crystal advancement optical functionality scarce earth ions transition team ions
In 2017, we produced the globe’s premier Ti∶sapphire crystal (Φ235 mm), which supported The ten PW laser output of Shanghai Superintense Ultrafast Laser Facility. The development of Yb and Tm doped GdScO3 laser crystals with particularly extensive emission spectra drives the development of laser diode pumped ultrafast solid-condition lasers. With the rise in pulse Electricity, peak electric power, and repetition charge of reliable-condition lasers, laser crystals will create in direction of larger measurements, greater crystal good quality, and controllable critical efficiency.
There's a wide range of crystalline media, that may be grouped according more info to special atomic constituents and crystalline structures. Some vital groups 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。