GAAS MSDS PDF

Such good mechanical characteristics also make it a suitable material for the rapidly developing field of nanoelectronics. By using this site, you agree to the Terms of Use and Privacy Policy. Do not let product enter drains. If not breathing, give artificial respiration. Monitor for pulmonary edema and treat if necessary Department of Transportation, website: Relative vapour density no data available Particle characteristics no data available Accidental release measures 6. Msdz index n D.

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All gallium arsenide wafers are individually laser scribed with ingot and slice identity to ensure perfect tracability. The second major advantage of Si is the existence of a native oxide silicon dioxideSiO 2which is used as an insulator. Gallium arsenide single crystals can be prepared by three industrial processes: Accidental release measures 6. Alternatively, the packaging can be punctured to make it unusable for other purposes and then be disposed of in a sanitary landfill.

GaAs could be quite dangerous stuff. Do not use emetics. Anyone machined this stuff? The Chemistry of the Semiconductor Industry. The first known operational use of GaAs solar cells in space was for the Venera 3 mission, launched in National Institutes of Health.

Gallium arsenide In addition, a Si crystal has a very stable structure and can be grown to very large diameter boules and processed with very good yields.

Monitor for shock and treat if necessary GaAs is often used as a substrate material for the epitaxial growth of other III-V semiconductors including indium gallium arsenidealuminum gallium arsenide and others.

P Do not eat, drink or smoke when using this product. Safety glasses with side-shields conforming to EN Do not discharge to sewer systems.

Avoid contact with skin and eyes. Readily attacked by the halogens. For manufacturing solar cells, silicon has relatively low absorptivity for sunlight, meaning about micrometers of Si is needed to absorb most sunlight. Critical Reviews in Toxicology. Handle in accordance with good industrial hygiene and safety practice. Gallium arsenide GaAs cas msds download — Respiratory protection Wear dust mask when handling large quantities. Alternative methods for producing films of GaAs include: I have an enquiry from a customer but I hear the stuff, although not intrinsicaly toxic, can libreate Arenic and Gallium compounds which, when in contact with water, acids or alkalais can give off nasty stuff.

It does not represent any guarantee of the properties of the product. If not breathing, give artificial respiration. If breathed in, move person into fresh air. Evacuate personnel to safe areas. Avoid exposure — obtain special instructions before use. Irrigate each eye continuously with normal saline during transport If you do gasa see the specification you require, please ask for details. Journal of Crystal Growth.

Handling and storage 7. Thanks Matt, Reading between the lines on all the safety details, it seems like this stuff is too toxic to machine. Silicon is a pure element, avoiding the problems of stoichiometric imbalance and thermal unmixing of GaAs. Do not ,sds product enter drains. Also, the waste needs to be mss as toxic material. In other projects Wikimedia Commons.

Semiconductor Devices Physics and Technology. Mechanical Specifications Gallium arsenide msss be supplied as ingots or ingot sections or as-cut, etched or polished wafers. Cover skin burns with dry sterile dressings after decontamination I was never given proper gear to separate myself from the dust which can stick to your hands underneath your fingernails.

Because they lack a fast CMOS structure, GaAs circuits must use logic styles which have much higher power consumption; this has made GaAs logic circuits unable to compete with silicon logic circuits.

This evaluation applies to the group of chemicals as a whole and not necessarily to all individual chemicals within the group. Combined with a high dielectric constantthis property makes GaAs a very good substrate for Integrated circuits and unlike Si provides natural isolation between devices and circuits. Dispose of contaminated gloves after use in accordance with applicable laws and good gaaa practices.

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