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Description

Tungsten Oxide (WO₃) Nanopowder / Nanoparticles (99.99%, 55 nm, Tetragonal)

Tungsten Oxide (WO₃) Nanoparticles are advanced functional nanomaterials with a high purity of 99.99% and an average particle size of ~55 nm. With a tetragonal crystalline structure and nearly spherical morphology, WO₃ nanomaterials are valued for their unique optical, catalytic, electronic, and sensing properties.

These nanoparticles are widely applied in gas sensors, smart windows, infrared devices, and energy systems, as well as in ceramic pigments and catalysts. Their stability, fine particle distribution, and exceptional purity make them ideal for both industrial and research applications.


Technical Properties

  • Purity (%): 99.99

  • Average Particle Size (nm): ~55

  • Crystal Structure: Tetragonal

  • Morphology: Nearly spherical

  • Melting Point (°C): 1470

  • Bulk Density (g/cm³): ~1.5

  • True Density (g/cm³): ~7.1

Elemental Analysis (wt% max):
Ni: 0.008 | Fe: 0.009 | Cu: 0.012 | Cr: 0.062 | (trace Cu repeat: 0.012)


Applications

  • Electronics & Optics:

    • Gas, humidity, and temperature sensors

    • Large-area displays and high-density memory devices

    • X-ray screens and optical imaging components

    • Infrared switching devices and smart windows

  • Catalysis & Environmental Uses:

    • Photocatalysts for wastewater treatment and air purification

    • Automobile exhaust catalysts

    • Solar energy conversion and electrochromic devices

  • Ceramics & Pigments:

    • High-performance ceramic pigments

    • Colorants for chinaware and specialty glass

    • Tungstate precursor materials for advanced ceramics

  • Materials & Metallurgy:

    • Production of tungsten metal, WC, and super-hard alloys

    • Cutting tools, molds, and tungsten strips (via powder metallurgy)

    • Fire-proofing fabrics and textiles

  • Specialty Applications:

    • Writing-reading-erasing optical devices

    • Magnetic and electro-optical devices

    • Advanced imaging and laser-based components

Additional information

Gram

25 g, 100 g, 500 g, 1000 g