Having said that, so that you can process the crystal is very Sophisticated manufacturing techniques are demanded. Considering that the dawn of the crystal, working on this obstacle, we are actually the only real corporation on this planet which can be processed in this crystal.
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We summarized The existing advancement status on the large-ability DUV laser both equally at the wavelength of FHG of your 1-μm laser and at 193 nm. The new growth from the solid-point out/fiber laser, plus the nonlinear optical crystals, prompts not just the typical ability but in addition the beam high quality (coherence) of your DUV lasers to an unprecedented amount.
The crucial element trouble of ultraviolet coherent gentle source predominantly concentrates on the development of nonlinear optical frequency conversion crystal in ultraviolet band. The nonlinear optical crystal has become the circumstances for frequency transformation, so The expansion, dimension, injury resistance, conversion efficiency and allowable parameter range of nonlinear optical crystal are demanded Increasingly more.
Conversely, the beam excellent of the better electric power DUV laser would develop into even worse resulting from additional really serious thermal and nonlinear outcomes. That's why, the frequency conversion processes ought click here to be cautiously made to mitigate the aforementioned effects. So, a significant-energy DUV laser with the FHG of 1 μm with a great beam high quality could be attained and can be advantageous for getting the shorter wavelength DUV lasers for instance 193 nm by SFG.
Equally the 1040 nm and 1078 nm laser originate from one particular dual-wavelength Yb-doped fiber laser. Each laser is amplified by levels of fiber amplifier and Yb-doped resources amplifier, respectively.
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The heartbeat duration of the next Stokes light-weight was shortened to 5 ns as demonstrated in Figure 7a, an individual-shot photograph through the oscilloscope, which is a typical phenomenon in Raman laser [forty four] though the heartbeat length of your pump laser was 10 ns.
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Tunable ultraviolet laser resource determined by solid-condition dye laser technology and CsLiB6O10 harmonic era
Its UV absorption edge reaches 180 nm. The powerful nonlinear optical coefficient of CLBO for frequency doubling at 1064nm is about 2 times as big as that of KDP. CLBO crystals might be developed in the stoichiometric melt with decrease viscosity.
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