Not known Details About CLBO Crystal
Not known Details About CLBO Crystal
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Even so, so that you can procedure the crystal may be very Innovative manufacturing tactics are essential. Considering that the dawn of the crystal, engaged on this obstacle, we at the moment are the only real business on earth that could be processed During this crystal.
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In accordance with the proof-of-principle experiment, the conversion efficiency of 23% implied the potential of reaching higher-ability at the second Stokes wavelength with the Raman laser. Should the pump laser of 1078 nm may very well be attained at the normal electrical power of 50 W, the output power of its 2nd Stokes wavelength at 1512 nm may be over 10 W. The design from the Raman laser cavity really should be optimized in an effort to steer clear of the harm with the M1 and diamond area.
全固态紫外激光器以其体积小、寿命长、效率高、光束质量好、调谐范围宽、谱线窄等优点，广泛应用于机械探伤、光刻、微加工和医学等领域，等，利用大功率近红外相干光源作为基于非线性调谐技术的基频源，通过多级变频产生紫外相干辐射被认为是发展紫外相干光源的重要途径。紫外相干光源的关键问题是研制紫外波段的非线性光学变频晶体。非线性光学晶体是实现频率变换的条件之一，因此对非线性光学晶体的生长、尺寸、损伤电阻、转换效率和允许的参数范围提出了越来越高的要求。
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A result of the thermal lens result while in the stable-point out lasers, When the heating management is inadequate, It's not at all effortless to obtain the good-state laser using a high energy as well as a large beam quality at the same time. Lately, with the development of The skinny disk laser and one-crystal fiber (SCF) laser, a high-electricity laser at the fundamental wavelength (one μm) had been understood with a good beam excellent Despite a TEM00 method beam [four,24], which would be very good candidates for the basic from the DUV laser era. A further candidate for the elemental could be the higher-energy fiber laser which could be reached by coherent beam mix with M2 benefit below 1.
On the other side, the power scaling with the NIR laser is yet another aspect to raise the common energy with the 193-nm DUV laser. Due to the lack of the significant-power amplification Alternative on the NIR laser (as an example at 1553 nm), nonlinear frequency processes such as optical parameter oscillation (OPO) might be applied to develop a wavelength converter by shifting the wavelength from 1 μm to the desired wavelength and acquiring relative increased power [21]. Not too long ago, a diamond Raman laser confirmed its ability in achieving a large electricity and a superior conversion efficiency at the 1st Stokes on the 1-μm laser [22,23], which suggests the possibility to be used in the 193-nm DUV laser technology due to its significant Raman achieve and large frequency change.
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The heartbeat duration of the second Stokes gentle was shortened to 5 ns as demonstrated in Figure 7a, one-shot picture with the oscilloscope, which can be a standard phenomenon in Raman laser [44] when the pulse length with the pump laser was ten ns.
In addition, combining the solid-condition laser with other nonlinear course of action like stimulated Raman scattering, NIR lasers may be realized at new wavelengths with large electricity and superior beam quality, which was tested through the proof-of-principle experiment. This Raman laser plan delivers a new route to the high-energy DUV laser, Specifically on the wavelength of 193 nm.
The beam profile proven in Determine 7b demonstrated a great beam top quality as on the list of merits of Raman laser, which would be valuable to crank out a 193-nm DUV laser with a high quality beam.
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The more info event of the 193-nm laser was demonstrated by stages of SFG. So as to scale the DUV laser power efficiently, a whole new principle with the 193-nm DUV laser technology is presented determined by the diamond Raman laser.