Nonlinear Crystal Options
Nonlinear Crystal Options
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Laser modeling and simulation can be used to reliably ascertain the the best possible crystal Proportions, doping density And perhaps values of further parameters.
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。
The host crystal is much more than just a means to fix the laser-active ions at certain positions in Area. Numerous Qualities in the host materials are essential:
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。
For quasi-three-amount laser get media or maybe three-degree achieve media, just one frequently really should limit the length to a worth that's far too limited for economical pump absorption, as reabsorption consequences would usually spoil the overall performance. For aspect pumping, more concerns appear into Participate in; Aside from economical pump absorption, it is necessary to acquire an acceptable spatial condition of your obtain profile.
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On top of that, some versatility is shed in experiments if just one can not Check out absorbers with various thickness or doping focus, by way of example, without the need of exchanging the laser crystal itself.
These ions help the crystal to amplify light in the laser wavelength through stimulated emission, when Strength is provided towards the crystal via absorption of pump light (�?optical pumping
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These tables comprise only the most common host crystals; lots of Other people exist, that happen to be fewer routinely used.
The commonest laser-Lively scarce earth ions and host media along with some normal emission wavelengths are demonstrated in the next table:
A number of laser crystal materials are already shown where by some saturable absorber materials is integrated for passive Q switching of a laser.
For numerous explanations, composite crystals have become well known. These Have got a spatially various chemical composition and may be created with Unique shapes.
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。
蓝宝�?柱面�?球罩 偏振�?棱镜 红外光学元件 反射�?光学窗口 非球面镜 波片 分光�?制造能力
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Laser crystals are optical crystals �?usually one crystals (monocrystalline optical resources) �?which might be employed as obtain media for stable-state lasers. Most often, These are doped with either trivalent exceptional earth ions or changeover here metal ions.
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。