Rumored Buzz on BaGa2GeSe6 Crystal
Rumored Buzz on BaGa2GeSe6 Crystal
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2–ten.eight-µm wavelength area. A further essential limitation of the pump electricity related with a thermal lensing influence in crystal was resolute experimentally. A comparison was fabricated from AgGaSe2 and ZnGeP2 crystals as elements suited to the productive technology of the second harmonic of cw CO2 laser radiation.
spectral array. In addition, we existing new Sellmeier equations that give a fantastic copy in the
Another software of this setup is seeding large-force CO2-laser amplifier [17]. It ought to be famous that presented setup of your mid-IR laser method is fairly straightforward and has an awesome opportunity for Vitality scalability. Power with the entrance-stop Ti:sapphire laser could be amplified around countless Joules [12], having said that that pump laser will require a wide-aperture BGGSe crystal sample. Also, the DFG pulse Vitality is usually improved by an enhancement of signal pulse�?uniform spectrum form and increased Electricity.
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0 Abstract Abstract: BaGa4Se7 (BGSe) and BaGa2GeSe6 (BGGSe) crystals are novel infrared nonlinear optical materials independently produced by Chinese experts. Due to outstanding in depth general performance plus the vital application benefit in laser field, they may have attracted Significantly notice in your house and abroad.
The development of crystal click here expansion and laser output of BGSe and BGGSe are summarized, and the longer term improvement is prospected.
ZnGa2Se4, a nonlinear content with wide mid infrared transparency and good thermomechanical Homes
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The uniaxial nonlinear crystals BaGa2GeS6 and BaGa2GeSe6 are characterised regarding thermal diffusivity and unique warmth about a temperature choice of -ninety to 250 °C for heat propagation along and perpendicular to the c -axis.
A thermo-optic dispersion method for BaGa2GeSe6 rm BaGa _2 rm GeSe _6 B a G a two G e S e 6 nonlinear crystal is noted. The experimentally determined temperature-dependent phase-matching situations for second-harmonic and sum-frequency era of Nd:YAG laser-pumped KTiOPO4 rm KTiOPO _4 K T i O P O four (KTP) and RbTiOAsO4 rm RbTiOAsO _4 R b T i O A s O four (RTA) optical parametric oscillators as well as a CO2 rm CO _2 C O 2 laser and its harmonics within the 0.
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The pump pulse Strength was controlled by a variable diffraction attenuator. Its polarization was tuned by ninety° by using a fifty percent-wave plate because it needed to be everyday wave from the BGGSe (when AGS crystal was utilised, the signal beam polarization was tuned). The signal beam was concentrated by spherical mirror (M2, the focal length of two m) into a gas tube of one.
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