5 Simple Techniques For Laser Crystal

5 Simple Techniques For Laser Crystal

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These tables incorporate only the commonest host crystals; lots of Other people exist, that happen to be a lot less routinely made use of.

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。

Laser crystals are optical crystals �?ordinarily solitary crystals (monocrystalline optical components) �?that are applied as acquire media for reliable-point out lasers. Normally, These are doped with either trivalent uncommon earth ions or changeover steel ions.

Also, some flexibility is misplaced in experiments if one particular are unable to try out absorbers with distinct thickness or doping concentration, by way of example, devoid of exchanging the laser crystal alone.

Which geometry, dopant and doping focus of your attain medium are most useful rely upon various variables. The offered pump supply (kind of laser diode or lamp) and also the envisaged pumping arrangement are essential variables, but the material alone also has some affect. For instance, titanium–sapphire lasers ought to be pumped with significant read more intensities, for which the form of the transversely cooled rod, operated with comparatively small pump and laser beam diameter, is much more suitable than e.

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。

Not surprisingly, it's very fascinating that a provided crystal high quality is created consistently, although distinctive laser types can have another sensitivity to content parameters.

The most achievable doping focus can depend strongly to the host materials and its fabrication process.

The host crystal is considerably more than simply a method to fix the laser-active ions at selected positions in Place. A variety of Attributes of your host materials are very important:

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。

It is clear that different purposes produce pretty distinctive necessities on laser get media. This is why, a broad variety of various crystals are applied, and generating the correct choice is important for constructing lasers with optimum performance.

材料 激光晶体 晶体生长 光学性能 稀土离子 过渡族离子 elements laser crystal crystal advancement optical performance rare earth ions transition group ions 

For numerous reasons, composite crystals are becoming preferred. These Use a spatially various chemical composition and can be built with Exclusive shapes.

It may be oriented for close to perpendicular incidence on the laser beam, or at Brewster's angle. It could be mounted in a few reliable mount which also acts like a heat sink. Larger crystals are often used for facet pumping e.g. with significant-electric 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。