Optical Silicon Si Window And Opical Silicon Si Wafer In Stock

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    Silicon can produced as either mono or polycrystalline form by Czochralski crystal growth method or float zone method. CZ Silicon is cheaper. But it contains some oxygen that induces an absorption band at 9 microns. Optical grade silicon is generally lightly doped and has a very good transmission from 1.2um to 7um.

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    Optical quality Silicon is usually doped (5 to 40 ohm cm) to prevent absorption bands within the transmission waveband. Silicon has a lower refractive index than germanium and has a lower density that makes for less weighty optical designs. Silicon is ideal for use as windows in the 3 to 5µm (MWIR) waveband and as substrate for optical filters.

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  • Silicon Optics - Silicon Optic - Si Optic Edmund Optics

    Silicon optical filters which are integrated into IR applications such as FTIR spectroscopy are used to transmit or block a specific range of IR wavelengths. Silicon windows are available uncoated or with a 3 - 5μm antireflection coating.

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    Features. They are available uncoated or with an AR coating on both sides that provides <2% average reflectance from 3 - 5 µm (see the Graphs tab for more details). Silicon offers high thermal conductivity and low density making it suitable for laser windows. However since silicon has …

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    Optical grade Silicon is normally specified with a resistivity of 5 to 40 ohm-cm for best transmission about 10 μm. Silicon windows has a further pass band 30 to 100 microns which is effective only in very high resistivity material.

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  • Silicon (Si) Windows

    Silicon Windows The single crystal of silicon used in semiconductor has low absorption in the infrared wavelength of 1.2 - 7 μ m and it can be used as an optical element of infrared light. CLZ Precision Optics can offer silicon windows for NIR and Mid Waveband Infra-Red Imaging Systems.

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    Optical quality Silicon is usually doped (5 to 40 ohm cm) to prevent absorption bands within the transmission waveband. Silicon has a lower refractive index than germanium and has a lower density that makes for less weighty optical designs. Silicon is ideal for use as windows in the 3 to 5µm (MWIR) waveband and as substrate for optical filters.

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  • Silicon (Si) Optical Crystals

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    Silicon offers high thermal conductivity and low density making it suitable for laser windows. However since silicon has a strong absorption band at 9 µm it is not …

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    A Si wafer or substrate or silicon is grown in a tube from a seed into a long ingot that is then sliced into various thicknesses used in electronics for the fabrication of integrated circuits and in photovoltaics.

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    More information about our silicon optical windows. Sil'Tronix ST Silicon is an ideal material for many of mid-wave IR (MWIR) applications because of its optical properties and its value is enhanced even more by its environmental durability light weight thermal stability and natural abundance.

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    Silicon is grown by Czochralski (CZ) pulling techniques. CZ Silicon is commonly used as substrate material for IR mirrors and windows in the 1.5 – 8 micron infrared region. The strong absorption band at 9 microns makes it unsuitable for CO 2 laser transmission applications but it is frequently used for laser mirrors because of its high thermal conductivity and low density.

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  • Infrared silicon window Infrared silicon ... - optics-si.com

    In semiconductor Si is usually grown by CZ and FZ. Generally the resistivity of Si grown by CZ(< 10 ohm/cm) is lower than that by FZ(>10 ohm/cm). In infrared optics we commonly use FZ silicon which is much pure for the purpose of better transmittance. The transmittance is …

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  • Crystaltechno - Silicon (Si)

    Material - Silicon (Si) Monocrystalline Silicon Si is used as optical windows usually in (3 - 5) micron band and as substrates for production of optical mirrors. Silicon Si is frequently used for laser mirrors because of its high thermal conductivity and low density. Silicon Si monocrystal is also useful as a transmitter in the 20 micron range.

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    As an experienced supplier of Si-Wafers we supply almost any desired specification. You can find high purity wafers from Czochralski (CZ) and Float Zone (FZ) growth method. Individual specifications can often be realized in small quantities. We are sure to find a solution for your needs - often even from stock! In our in-house cleanroom we can ...

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    High transmission silicon for infrared optical applications published on 20 May 2019 For more than 40 years Sil'tronix ST is specialized in the manufacturing of full custom Silicon wafers.

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  • Silicon (Si) Optical Crystals

    Silicon (Si) is commonly used as a window material for far infrared transmission. Although the material has an absorbance edge at about 8 microns it transmits in the 50 to 100+ micron range making it a useful alternative to CsI for aqueous samples analyzed by IR spectroscopy.

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    The layout of the periodic structure square or triangular greatly changes the band structure. it also produces an optical cavity with an extremely high Q-value and slow-light mechanism with a high effective refractive index. Two-dimensional Si photonic crystal using a silicon-on-insulator (SOI) wafer has at least two different structures.

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    A Si wafer or substrate or silicon is grown in a tube from a seed into a long ingot that is then sliced into various thicknesses used in electronics for the fabrication of integrated circuits and in photovoltaics.

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  • SOI silicon on glass for optical MEMS

    GSG wafer-level package is obtained by anodic bonding Figure 1: A complete packaged glass-silicon(SOl)-glass chip with bonding pads at the bottom. of two glass wafers which makes it more suitable for Optical MEMS. The package is prepared for further in- tegration with micro optical components optimized for various optical applications.

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    Silicon Wafer Stock This stock list contains a selection of wafers from our factory stock. The transportation cost is free for all purchase orders >500€ for European customers and >1000€ all other customers shipping location.

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    For more than 40 years Sil'tronix ST is specialized in the manufacturing of full custom Silicon wafers. In order to go further and provide you a complete solution to succeed within your topics we offer the possibility to perform a transmittance on silicon up to 100%

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    A porous silicon layer results from an electrochemical etching of a crystalline silicon wafer in a hydrofluoric acid based electrolyte. Various morphologies can be obtained depending on the type the doping level the crystalline orientation of the Si wafer and also on the electrolyte composition.

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  • Optical Grade Silicon Data Sheet - Photonic Sense

    Resistivity standard optical grade n type > 10 Ωcm p type > 30 Ωcm EXT grade > 50 Ωcm mirror grade 1 - 10 Ωcm Products Window blanks Mirror blanks Filter blanks Prism blanks Beamsplitter blanks Lens blanks Dome blanks Rods Disks Sputtering targets Size diameter 10 to 300 mm Shape and Tolerances according to customer drawing

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    Data interconnects are on the verge of a revolution. Electrical links are increasingly being pushed to their limits with the ever increasing demand for bandwidth. Data transmission in the optical domain is a leading candidate to satisfy this need. The optical modulator is key to most applications and increasing the data rate at which it operates is important for reducing power consumption ...

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  • Refractive index of Si (Silicon) - Chandler-Horowitz

    Optical constants of Si (Silicon) Chandler-Horowitz and Amirtharaj 2005: n 2.5-22.2 µm k 6.25-23.3 µm

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    IFW Optronics GmbH is the leading manufacturer of high performance quadrant silicon PIN photodiodes. Quadrant photodiodes are used for a variety of alignment applications including laser beams and position sensing. They are available in 2.5 5.0 and 7.9 mm diameter active areas. Quadrant Photodetector Features. Si-PIN photodiode

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  • Silicon Membrane and Si Wafer Thickness Measurement ...

    Silicon Wafers & Membranes. Filmetrics offers tabletop mapping and production systems for measuring silicon wafer and membrane thickness ranging from 1nm to 2mm thick. Contact our thin-film experts to discuss your Silicon Wafers and Membrane application. *Range depends on model options and the material being measured.

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  • University Wafer Fused Silica Wafers

    Our Fused Silica wafers is a a high purity synthetic amorphous silicon dioxide. Fused Silica wafers ave a very low thermal expansion coefficient very good homogeneity including excellent optical properties and exceptional transmittance in the UV range.

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  • Emissivity Measurements and Modeling of Silicon-Related ...

    of silicon is high in the visible region.This is due to contributions from band-to-band transitions.At low temperatures and long wavelengths (1.2 < l <6 m m) silicon is …

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  • Silicon substrates & windows for optical IR applications ...

    CZ Silicon is commonly used as substrate material for IR mirrors and windows in the 1.5 – 8 micron infrared region. The strong absorption band at 9 microns makes it unsuitable for CO 2 laser transmission applications but it is frequently used for laser mirrors because of its …

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    SILICON nitride wafer si 3 n 4 thin film Sil'tronix ST provides silicon nitride layers from 100 nm up to 500 nm on top of any wafers. LPCVD or Low stress (Ultra-low stress) processes are used depending the individual specification.

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  • Optical Components - NanoQuarz Wafer GmbH

    Window: We supply a range of optical windows in a selection of materials to meet all scientific instrument applications from UV-Visible and NIR wavelengths. Lenses: Lenses are used primarily to focus or diverge light either as a single component or as part of a larger array.Convex lenses focus light to a point whereas concave lenses diverge light away from the source.

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    Optical Windows from Stock by UQG Optics Order Stock Optical Windows Online Worldwide Sameday Shipping. Optical and technical glasses all flat plano windows …

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    IFW Optronics GmbH is the leading manufacturer of high performance quadrant silicon PIN photodiodes. Quadrant photodiodes are used for a variety of alignment applications including laser beams and position sensing. They are available in 2.5 5.0 and 7.9 mm diameter active areas. Quadrant Photodetector Features. Si-PIN photodiode

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  • Optical gain in silicon nanocrystals Nature

    Adding optical functionality to a silicon microelectronic chip is one of the most challenging problems of materials research. Silicon is an indirect-bandgap semiconductor and …

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  • Spectrall optical functions of silicon in the range of 1 ...

    Spectral optical functions of silicon 1595 The above expression defines the ellipsometric angle A as the change in phase difference and the angle ~b as the arctangent of the magnitude of p which is complex. The characteristic transmission matrix method [11] is used to …

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  • Optical properties of Silicon (Si)

    Experimental (dashed line) and theoretical (solid line) values of reflectance versus photon energy for Si. (Chelikowsky and Cohen [1976]). Low-level absorption spectrum of high purity Si at various temperatures. (Macfarlane et al. [1959]). Intrinsic absorption edge at different doping levels. T = 300 K. (Woltson and Subashiev [1967]).

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  • Understanding Optical Windows Edmund Optics

    Optical Windows are flat optically transparent plates that are typically designed to maximize transmission in a specified wavelength range while minimizing reflection and absorption. They are often used to protect optical systems and electronic sensors from an outside environment.

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  • Window transmission curves for windows available from ...

    This page displays window transmission curves for many of those windows. This page displays window transmission curves for several of the windows Janis Research offers for our cryostats. Please consult with a sales engineer to determine which materials are …

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  • III-V-on-Silicon Photonic Devices for Optical ...

    III-V-on-Silicon Photonic Devices for Optical Communication and Sensing Gunther Roelkens 1 2 * Amin Abassi 1 2 ... III-V on Si Device Processing Technology The processing of the 200 mm silicon-on-insulator wafers is carried out in imec's CMOS pilot line.

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  • Silicon Wafer

    Silicon wafer silicon wafers silicon wafer price for Silicon Wafers 25um to 10mm thick all types and dopants silicon single and double side polsihed and more including GaAs Ge InP SOI GaN Fused Silica Quartz Wafers Fused Silica and Quartz Wafers Ge ultra-thin si wafer mechanical grade prime grade test grade spin coating

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  • Silicon-chip mid-infrared frequency comb generation ...

    Silicon has a wide-transparency window from 1.2 μm to past 8 μm (ref. 16) and a large third-order optical nonlinearity (n 2 =10 −14 cm 2 W −1 at 2.5 μm wavelength 17) which makes it an ...

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  • Optical Components - NanoQuarz Wafer GmbH

    Window: We supply a range of optical windows in a selection of materials to meet all scientific instrument applications from UV-Visible and NIR wavelengths. Lenses: Lenses are used primarily to focus or diverge light either as a single component or as part of a larger array. Convex lenses focus light to a point whereas concave lenses diverge light away from the source.

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  • Ultra Flat Wafers to fit all specifications Silicon ...

    SVM carries stock of ultra flat silicon wafers. Please CONTACT SVM for further information on ultra flat silicon wafers to discuss your current requirements or to request a quote. For more information on other wafers SVM has in stock please visit our ONLINE INVENTORY.

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    Buy top quality silicon window products online from Chinese silicon window wholesalers suppliers distributors dealers & dropshippers at most competitive price. Now you can also get Cheap Drying Oven Cheap Step Window Cheap Optical Window as well as Customized Silicon Window & OEM Silicon Window products and get the latest info of Drying Oven Price Step Window Price Optical Window …

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  • Silicon Wafers Si-Wafers - SIEGERT WAFER GmbH

    As an experienced supplier of Si-Wafers we supply almost any desired specification. You can find high purity wafers from Czochralski (CZ) and Float Zone (FZ) growth method. Individual specifications can often be realized in small quantities. We are sure to find a solution for your needs - often even from stock! In our in-house cleanroom we can ...

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  • Optical glass Windows wafer window

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  • OSA Bridging the gap between optical fibers and silicon ...

    We present a rigorous approach for designing a highly efficient coupling between single mode optical fibers and silicon nanophotonic waveguides based on diffractive gratings. The structures are fabricated on standard SOI wafers in a cost-effective CMOS process flow. The measured coupling efficiency reaches −1.08 dB and a record value of −0.62 dB in the 1550 nm telecommunication window ...

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  • Silicon Technology

    Overview. Silicon (Silicon Photonics and Planar Lightwave Circuits): Silicon is very inefficient in generating or detecting light in the telecom wavelength window as it is an indirect bandgap semiconductor material. Consequently waveguides of silicon or doped silicon dioxide (silica) exhibit very low optical loss and are ideal for switching ...

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  • Understanding Optical Windows Edmund Optics

    Optical Windows are flat optically transparent plates that are typically designed to maximize transmission in a specified wavelength range while minimizing reflection and absorption. They are often used to protect optical systems and electronic sensors from an outside environment. Because windows introduce no optical power into a system windows should be selected based on the material ...

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  • Optical Properties of Silicon PVEducation

    The optical properties of silicon measure at 300K 1. While a wide range of wavelengths is given here silicon solar cells typical only operate from 400 to 1100 nm. There is a more up to date set of data in Green 2008 2. It is available in tabulated form from pvlighthouse as text and in graphical format.

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  • Data Centers and More for Silicon Photonics Features ...

    The silicon optical transceiver market for example is projected to grow nearly twentyfold in volume over the next five years much of it driven by the needs of large data centers and 5G technology. In addition recent lab demonstrations show promise for the miniaturization of optical gyroscopes lidar s medical sensors and atomic clocks.

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    Silicon optical benches for next generation optical packaging: Going vertical or horizontal? ... the encapsulation of optical devices by Si-MEMS caps for hermetic sealing. ... of optical elements ...

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  • Silicon photonics IBM Research Zurich

    Integrated CMOS-based silicon (Si) photonics monolithically combines electrical and optical functions on a single Si chip. Silicon photonics is regarded as the top candidate to provide bandwidth scalability by the fundamental scale-out properties of integrated technology and by introducing additional functions such as wavelength division multiplexing (WDM) or higher-order modulation formats.

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  • Silicon Wafers with SiO2 or Si3N4 - MicroChemicals

    Our Wafers with Thermal SiO 2. We supply silicon wafers with dry (thin SiO 2 films up to approx. 200 - 300 nm) or dry/wet/dry thermal oxide. The possible SiO 2 thickness ranges from approx. 50 nm to 3 µm. Available 3 inch Si + SiO 2 wafers: 3 inch Si+SiO 2 wafer stock list; Available 4 inch Si + SiO 2 wafers: 4 inch Si+SiO 2 wafer stock list

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  • Silicon Wafer Price

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  • OSA Bridging the gap between optical fibers and silicon ...

    We present a rigorous approach for designing a highly efficient coupling between single mode optical fibers and silicon nanophotonic waveguides based on diffractive gratings. The structures are fabricated on standard SOI wafers in a cost-effective CMOS process flow.

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  • Types of Silicon PVEducation

    Silicon or other semiconductor materials used for solar cells can be single crystalline multicrystalline polycrystalline or amorphous. The key difference between these materials is the degree to which the semiconductor has a regular perfectly ordered crystal structure and therefore semiconductor material may be classified according to the size of the crystals making up the material.

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    Si Lenses Silicon Lens Silicon is used as an optical window primarily in the 3 to 5 micron band and as a substrate for production of optical filters. It is frequently used for laser mirrors because of its high thermal conductivity and low density. Silicon is also useful as a transmitter in the 20 micron range.

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  • Temperature dependence of the optical absorption coefficient ...

    Temperature dependence of the optical absorption coefficient of microcrystalline silicon A. Poruba a * J. Springer a L. Mullerova a A. Beitlerova a M. Vanecek a N. Wyrsch b A. Shah b a Institute ofPhysics Academy of Sciences the CzechRepublic Cukrovarnicka 10 Prague 6 CZ-162 53 Republic b IMT Neuchatel University A.L. Breguet 2 CH-2000 Neuchatel Switzerland

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  • Amorphous Silicon and Poly Silicon Thickness Measurement

    The optical constants (n and k) of amorphous and polysilicon are unique to the deposition conditions and must be measured for an accurate thickness measurement. Roughness and possible grading of the silicon film crystallinity must also be taken into account and be measured along with thickness.

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    Polycrystalline silicon also called polysilicon or poly-Si is a hyper pure form of silicon that has great insulating properties temperature resistance and high purity. Polysilicon begins in two forms chunk and granular with granular being more popular in thinner and higher conformity applications.

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  • Optical Windows

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  • Impacts of SiO2 sidewall roughness on light coupling ...

    Silicon photonics IC's are fabricated in CMOS/MEMS lines and need wafer-level testing and inspection for optical performances. Although optical characteristics evaluations of waveguide and grating coupler have been reported there is no reports for optical characteristics of a light introduction window from a flip-chip mounted laser diode to a waveguide in a silicon photonics IC.

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    Wide-gap high-conductivity p-type hydrogenated microcrystalline silicon oxide (p-mc-SiO:H) films deposited by very high frequency plasma-enhanced chemicalvapor deposition(60MHz VHF-PECVD) at a low substratetemperature of approximately [200 C] were used as window layers in n-type crystalline silicon (n-c-Si) heterojunction (HJ) solar cells.

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  • The Correct Material for Infrared (IR) Applications

    The index of refraction ranges from approximately 1.45 - 2 for visible materials and 1.38 - 4 for IR materials. In many cases index of refraction and density share a positive correlation meaning IR materials can be heavier than visible materials; however a higher index of refraction also implies diffraction-limited performance can be achieved with fewer lens elements – reducing overall ...

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