A Secret Weapon For CLBO Crystal
A Secret Weapon For CLBO Crystal
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Nevertheless, in an effort to approach the crystal is incredibly Innovative manufacturing strategies are demanded. Since the dawn of the crystal, engaged on this problem, we at the moment are the sole enterprise on this planet which might be processed On this crystal.
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In accordance with the evidence-of-theory experiment, the conversion performance of 23% implied the potential of acquiring high-energy at the next Stokes wavelength of your Raman laser. If the pump laser of 1078 nm could be acquired at the standard ability of fifty W, the output electrical power of its 2nd Stokes wavelength at 1512 nm may be in excess of 10 W. The look in the Raman laser cavity should be optimized so as to avoid the harm with the M1 and diamond surface.
The important thing dilemma of ultraviolet coherent light-weight resource mainly concentrates on the event of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal is among the disorders for frequency transformation, so The expansion, sizing, hurt resistance, conversion performance and allowable parameter selection of nonlinear optical crystal are essential more and more.
On the other hand, the beam good quality of the larger ability DUV laser would grow to be even worse due to far more major thermal and nonlinear outcomes. Therefore, the frequency conversion procedures ought to be diligently made to mitigate the aforementioned outcomes. So, a higher-electricity DUV laser within the FHG of one μm with a fantastic beam quality could be obtained and may be advantageous for obtaining the shorter wavelength DUV lasers for instance 193 nm by SFG.
LBO is additionally an outstanding nonlinear crystal which is always applied to the SHG through the NIR towards the eco-friendly. The DUV laser will likely be get more info realized by two stages of SFG inside the LBO crystals due to the fact there is no phase-matching angle for LBO to convert the green laser at 515 nm or 532 nm towards the DUV straight by SHG [16]. Not too long ago, the NSBBF crystal has also demonstrated its probable to acquire a significant conversion performance from 532 nm to 266 nm. The wander-off angle and deff with the NSBBF are Pretty much comparable to Those people of CLBO [seventeen].
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Furthermore, combining the stable-state laser with other nonlinear approach such as stimulated Raman scattering, NIR lasers might be achieved at new wavelengths with higher electric power and large beam high quality, which was tested because of the evidence-of-basic principle experiment. This Raman laser plan gives a whole new route to the large-electricity DUV laser, Primarily at the wavelength of 193 nm.
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