The smart Trick of CLBO Crystal That Nobody is Discussing
The smart Trick of CLBO Crystal That Nobody is Discussing
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All-reliable-condition ultraviolet lasers have been commonly Employed in the fields of mechanical flaw detection, lithography, micromachining and drugs for some great benefits of little volume, prolonged life, superior performance, fantastic beam excellent, vast tuning and narrow spectral line, etcetera. Using high ability in close proximity to-infrared coherent mild supply as the elemental frequency supply based upon nonlinear tuning technological know-how, making ultraviolet coherent radiation by multistage frequency conversion is considered an essential approach to create the ultraviolet coherent light resource.
As compared to BBO it functions much larger spectral and temperature acceptance, superior angle tolerance, as well as a scaled-down walk-off angle. from 3289 $ shipping
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For illustration, The existing concave OC could get replaced by a aircraft mirror which could mitigate the ability density within the surface area of M1 as well as diamond. Furthermore, using significant injury threshold coatings for M1 and diamond would also Increase the output ability with no damages. Then, the NIR laser at the 2nd Stokes wavelength may very well be large ample, as well as its excellent beam quality, to make the ultimate DUV laser at 193 nm by using a high regular electrical power.
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On another aspect, the ability scaling from the NIR laser is another part to raise the typical ability in the 193-nm DUV laser. A result of the lack of the substantial-power amplification Resolution from the NIR laser (as an example at 1553 nm), nonlinear frequency procedures like optical parameter oscillation (OPO) can be applied to make a wavelength converter by shifting the wavelength from one μm to the specified wavelength and getting relative higher power [21]. Lately, a diamond Raman laser showed its capability in attaining a large energy and a large conversion effectiveness with the 1st Stokes on the 1-μm laser [22,23], which implies the possibility to be used during the 193-nm DUV laser era on account of its large Raman acquire and enormous frequency shift.
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Moreover, combining the reliable-point out laser with other nonlinear process for example stimulated Raman scattering, NIR lasers could be obtained at new wavelengths with higher electric power and high beam top quality, which was examined because of the evidence-of-theory experiment. This Raman laser scheme delivers a completely new path to the higher-electrical CLBO Crystal power DUV laser, Primarily at the wavelength of 193 nm.
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