AgGaS2 Crystal Can Be Fun For Anyone
AgGaS2 Crystal Can Be Fun For Anyone
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它的独特性质可用于研究各种现象和开发新技术，使其成为科学研究中的宝贵工具。
Silver Thiogallate (AgGaS2, AGS) is shown as an efficient crystal for nonlinear parametric interactions inside the infrared spectral range. Its transparency region ranges from 0,fifty three to twelve µm. AGS primarily based optical parametric oscillators feature continually tunable radiation above a variety of wavelengths during the infrared spectral vary. Significant transparency while in the shorter wavelength array commencing at 550 nm is used in OPOs pumped by Nd:YAG laser.
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AgGaS2 Crystals AgGaS2 (silver gallium sulfide) crystal, generally known as AGS crystal, is among the best nonlinear crystals Utilized in the infrared working band, with outstanding gentle transmission general performance in the seen and infrared bands of 0.
AgGaSe2 silver selenide crystal, often called AGSe crystal for brief, is among the most effective crystal components for frequency doubling of mid-infrared laser, and What's more, it has exceptional overall performance of a few-wave nonlinear interaction (OPO). The handy light-weight transmission range of AGSe crystal is 0.
the infrared discipline has been popularized additional and much more. At current, this kind of crystal is the greatest choice for the frequency doubling content of
Silver thiogallate, AgGaS2, is really a consultant member from the AIBIIIC 2VI loved ones with chalcopyrite framework. AgGaS2 is strongly piezoelectric and is also period matchable for next harmonic generation. The lattice constants of the tetragonal crystal are a
The effects of exterior pressures, nearly 7 GPa, over the linear and second-buy nonlinear optical properties of AgGaS2 are explored systematically. Our perform reveals the resistance to laser-induced damage, the transparency selection, and the section matchability is usually improved through the force-induced deformation of AgGaS2 crystal. In addition, the aspect from the sturdy SHG response of AgGaS2 crystal continues to be preserved in The full IR region even stressed nearly seven GPa.
Utilizing the evolutionary algorithm coupled with the first-ideas calculations, the stoichiometry along with the composition of a new loved ones of Al-Ga-S ternary sulfides are explored, plus a layered configuration Along with the R3m House team is predicted as the most stable structure of AlGaS3. The second get nonlinear optical (NLO) properties of AlGaS3-R3m phase are further calculated, and our results expose that it's a promising applicant with the mid-infrared NLO material. Besides the substantial laser destruction threshold and The nice phase match capability in the transmission range 0.four - 24 μm that addresses almost all of the mid-IR windows, the second harmonic technology (SHG) of AlGaS3-R3m is about 4 moments more powerful than that of the here professional AgGaS2 crystal.
The structural, Digital and optical Homes of two chalcopyrite crystals, AgGaS2AgGaS2 and AgGaSe2AgGaSe2, are researched using the complete potential linearized augmented airplane waves system in the neighborhood density approximation. Geometrical optimization from the device cell (equilibrium volume, c/ac/a ratio, interior parameter u, and bulk modulus) is in very good arrangement with experimental data. The energy hole is located for being immediate for both equally components and the character on the gap crucially relies on the way by which the Ga 3d, and Ag 4d electrons are addressed as core or valence states.
... It is relevant to more practical physical quantity of absorption cross portion as α σ/N , the place σ is absorption cross section and N is particle density for each device volume.
A specialised genetic algorithm method in combination with initially-concepts calculations is used to forecast the stable structures of AgGaS2 crystal at various pressures. The outcomes present the chalcopyrite construction 1st transforms on the monoclinic Cc period, and afterwards to your centrosymmetric framework that the next-harmonic era (SHG) reaction of AgGaS2 is disappeared.
coefficients of nonlinear optical crystals based on MPI,�?presented for the eleventh Intercontinental Symposium on
其非线性光学特性、宽带宽工作和热稳定性使其适用于红外激光器的变频过程。