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• Catalog Number: ACM13494809-4
• Chemical Name: Tellurium Nanoparticles
• CAS: 13494-80-9
• Category: Other Nanoparticles; Metal Nano Dispersion
• Description: Grayish-white, lustrous, brittle, crystalline solid; dark-gray to brown, amorphous powder with metallic characteristics. Used as a coloring agent in chinaware, porcelains, enamels, glass; producing black finish on silverware; semiconductor devices and research; manufacturing special alloys of marked electrical resistance. Improves mechanical properties of lead; powerful carbide stabilizer in cast iron, tellurium vapor in "daylight" lamps, vulcanization of rubber. Blasting caps. Semiconductor research. (EPA, 1998);DARK GREY-TO-BROWN AMORPHOUS POWDER, WITH METAL CHARACTERISTICS OR SILVERY-WHITE, LUSTROUS CRYSTALLINE SOLID.;Odorless, dark-gray to brown, amorphous powder or grayish-white, brittle solid.;Odorless, dark-gray to brown, amorphous powder or grayish-white, brittle solid.
• Synonyms: Tellurium nanopowder
• IUPAC Name: tellurium
• Molecular Weight: 127.60 g/mol
• Molecular Formula: Te
• Canonical SMILES: [Te]
• InChI: InChI=1S/Te
• InChIKey: PORWMNRCUJJQNO-UHFFFAOYSA-N
• Boiling Point: 988 °C
• Melting Point: 449.51 °C
• Purity: 99.9 %
• Density: 6.24 g/cm³
• Solubility: Insoluble in water
• Appearance: Solid
• Application: Tellurium nanoparticles harness the unique properties of tellurium, a silvery-gray semimetal with a notable crystalline structure and semiconductive properties. These nanoparticles are particularly valuable due to their enhanced conductivity, which is sensitive to light exposure, making them ideal for applications in the electronics industry, including the development of advanced semiconductors and photoreceptors. Furthermore, tellurium's compatibility with other elements allows for its use in creating special alloys that exhibit remarkable electrical resistance. By leveraging the distinctive characteristics of tellurium, these nanoparticles are designed to improve the performance and durability of materials while expanding their applications in high-tech fields.
• Average Particle Size: 80-100 nm
• Color Form: Grayish-white, lustrous, brittle, crystalline solid, hexagonal, rhombohedral structure;Dark-gray to brown, amorphous powder with metal characteristics
• Crystal Phase: Hexagonal
• EC Number: 236-813-4
• Electrical Resistivity: 436000 µΩ · cm (20 °C
• Electronegativity: 2.1 Paulings
• Exact Mass: 129.906223g/mol
• GHS Pictogram: GHS06 Skull and Crossbones
• Harmonized Tariff Code: WY2625000
• Hazard Codes: T
• Hazard Statements: H301-H315+H319+H335-H332
• Heat Of Fusion: 17.49 kJ/mol
• Heat Of Vaporization: 114.1 kJ/mol
• MDL Number: MFCD00134062
• Monoisotopic Mass: 129.906223g/mol
• Odor: Odorless.
• Refractive Index: 1.000991
• RTECS Number: WY2625000
• Safety Description: 13-28-45-61
• Specific Heat: 0.20 J/g·K
• Stability: TARNISHES SLIGHTLY IN AIR
• Thermal Conductivity: 1.97-3.0 W/m·K
• Thermal Expansion: 18 µm/m·K (20 °C)
• Vapor Pressure: 1 mm Hg at 968 °F (EPA, 1998);1 mmHg at 968°F;0 mmHg (approx)
• Viscosity: 1.8-1.95 cP
• Young'S Modulus: 43 GPa