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Another application of this setup is seeding large-force CO2-laser amplifier [17]. It should be mentioned that offered set up from the mid-IR laser process is pretty straightforward and it has an incredible probable for Strength scalability. Power with the entrance-conclusion Ti:sapphire laser might be amplified around a huge selection of Joules [twelve], on the other hand that pump laser will require a wide-aperture BGGSe crystal sample. Also, the DFG pulse Vitality might be enhanced by an advancement of sign pulse�?uniform spectrum shape and amplified Electrical power.
We create superior-purchase harmonics from crystalline solids using a tunable mid-IR OPA with 50 kHz repetition amount. Utilizing nonlinear self-compression in YAG crystals, we create sub 3-cycle pulses at three.eight μm wavelength for prime harmonic spectroscopy. Study much more
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A thermo-optic dispersion formula for BaGa2GeSe6 rm BaGa _2 rm GeSe _6 B a G a 2 G e S e six nonlinear crystal is reported. The experimentally established temperature-dependent stage-matching problems for 2nd-harmonic and sum-frequency generation of Nd:YAG laser-pumped KTiOPO4 rm KTiOPO _4 K T i O P O 4 (KTP) and RbTiOAsO4 rm RbTiOAsO _4 R b T i O A s O four (RTA) optical parametric oscillators in addition to a CO2 rm CO _2 C O two laser and its harmonics inside the 0.
Due to the great extensive general performance as well as the vital application price in laser industry, they've got captivated A lot awareness at your home and abroad. The progress of crystal progress and laser output of BGSe and BGGSe are summarized, and the longer term development is prospected.
77Growth of the new higher-overall performance NLO crystal BaGa2GeSe6 by using the controlled vapor pressure method
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24% which is similar with 1 attained with superior repetition level low-Electricity laser techniques like in [nine]. Bearing in mind a possibility to raise pump pulse Electricity of our setup nearly ~ten mJ, the DFG pulse Vitality could be enhanced as much as ~24 μJ at the exact same effectiveness, nonetheless, it expected a broad-aperture, ~fifteen mm in diameter BGGSe sample. Regular DFG pulse Strength in AGS wasn't confidently calculated with Ophir-3A power meter because of its low sign.
A thermo-optic dispersion components for BaGa2GeSe6 rm BaGa _2 rm GeSe _6 B a G a two G e S e six nonlinear crystal is claimed. The experimentally decided temperature-dependent phase-matching disorders for second-harmonic and sum-frequency technology of Nd:YAG laser-pumped KTiOPO4 rm KTiOPO _4 K T i O P O 4 (KTP) and RbTiOAsO4 rm RbTiOAsO _4 R b T i O A s O four (RTA) optical parametric oscillators in addition to a CO2 rm CO _2 C O 2 laser and its harmonics from the 0.
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It is actually shown that there are wavelength mixtures at which the get more info helpful nonlinearity coefficient varies only slightly in a broad frequency band.
The nature of the instability and DFG Strength lower isn't apparent for us. One among the reasons is usually connected with a nonlinear absorption and plasma formation, respectively, that triggers reflection/scattering/absorption from the longwave mid-IR pulse. The dependence of BGGSe transmittance on pump pulse Electricity is introduced in Fig.