Nonetheless, in order to process the crystal is incredibly Highly developed manufacturing strategies are expected. For the reason that dawn of the crystal, engaged on this challenge, we are actually the only corporation on earth that may be processed During this crystal.
When compared to BBO it capabilities bigger spectral and temperature acceptance, greater angle tolerance, and also a smaller wander-off angle. from 3289 $ supply
According to the evidence-of-basic principle experiment, the conversion efficiency of 23% implied the potential for achieving large-electric power at the 2nd Stokes wavelength of your Raman laser. If your pump laser of 1078 nm could possibly be attained at the standard electrical power of fifty W, the output electric power of its 2nd Stokes wavelength at 1512 nm may very well be much more than 10 W. The design on the Raman laser cavity needs to be optimized in order to avoid the destruction of your M1 and diamond area.
The crucial element dilemma of ultraviolet coherent light-weight resource generally focuses on the event of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is one of the circumstances for frequency transformation, so The expansion, dimension, problems resistance, conversion efficiency and allowable parameter range of nonlinear optical crystal are demanded An increasing number of.
On the flip side, the beam high quality of the bigger electricity DUV laser would come to be even worse due to additional severe thermal and nonlinear outcomes. Hence, the frequency conversion processes really should be cautiously built to mitigate the aforementioned consequences. Therefore, a substantial-ability DUV laser within the FHG of one μm with a good beam high quality might be obtained and may be effective for getting the shorter wavelength DUV lasers which include 193 nm by SFG.
Mainly because of the thermal lens result during the strong-point out lasers, In case the heating management is insufficient, It's not simple to acquire the strong-state laser with a high electricity as well as a high beam good quality concurrently. Not long ago, with the development of The skinny disk laser and single-crystal fiber (SCF) laser, a high-electric power laser at the fundamental wavelength (1 μm) were recognized with an excellent beam high quality Despite a TEM00 mode beam [four,24], which might be superior candidates for the elemental with the DUV laser era. Yet another applicant for the elemental is definitely the superior-electric power fiber laser which could possibly be reached by coherent beam combination with M2 value under one.
On the other side, the power scaling of your NIR laser is yet another aspect to enhance the normal energy from the 193-nm DUV laser. Mainly because of the deficiency of the higher-power amplification Remedy from the NIR laser (such as at 1553 nm), nonlinear frequency procedures like optical parameter oscillation (OPO) could be applied to make a wavelength converter by shifting the wavelength from one μm to the desired wavelength along with obtaining relative bigger electrical power [21]. Lately, a diamond Raman laser showed its means in achieving a high electric power plus a high conversion effectiveness on the 1st Stokes of get more info the one-μm laser [22,23], which suggests the chance being utilized within the 193-nm DUV laser technology due to its high Raman attain and huge frequency change.
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What's more, combining the good-point out laser with other nonlinear procedure like stimulated Raman scattering, NIR lasers may be attained at new wavelengths with significant energy and superior beam quality, which was examined because of the proof-of-basic principle experiment. This Raman laser scheme provides a new path to the substantial-ability DUV laser, Primarily on the wavelength of 193 nm.
Tunable ultraviolet laser source based on solid-point out dye laser technology and CsLiB6O10 harmonic technology
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