5 Simple Techniques For Laser Crystal

5 Simple Techniques For Laser Crystal

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激光晶体是固态激光器的核心。它们是光放大发生的媒介，产生激光束。在这篇全面指南中，我们深入探讨激光晶体的世界。

激光晶体中活性离子的作用是什么？ 活性离子在激光晶体中负责通过受激发射产生激光光线。

The host medium influences strongly the wavelength, bandwidth and changeover cross-sections of pump and laser transitions and also the higher-point out life span.

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活性离子在激光晶体内发生的能量跃迁对激光操作至关重要。大多数激光操作都是通过四能级系统原理进行的，确保连续操作并防止浪费的非辐射衰变。

The maximum doable doping concentration can count strongly about the host material and its fabrication approach.

The host crystal is way more than simply a means to fix the laser-active ions at particular positions in Area. A variety of Homes of the host materials are essential:

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。

For quasi-a few-stage laser get media or simply 3-degree acquire media, just one usually has to limit the duration to a price that's also shorter for productive pump absorption, as reabsorption effects would usually spoil the overall performance. For facet pumping, more factors appear into Perform; Moreover effective pump absorption, it's important to obtain an appropriate spatial shape of your get profile.

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For numerous reasons, composite crystals have become well known. These Have a very spatially different chemical composition and can be created with Exclusive shapes.

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