| Catalogue Code | IN-W-01 IN-W-02 |
| CAS No. | 1314-35-8 |
| Chemical Formula | WO3 |
| Compound Name | Tungsten Oxide |
| Purity (%) | >99.9 |
| Dimensions | Dia. 1”, Thick. 0.125” Dia. 2”, Thick. 0.25” |
Introduction
Tungsten oxide (WO₃) is commonly used as a sputtering target in thin-film deposition processes, particularly for electronics, energy storage, sensors, and smart windows applications. In sputtering, a high-energy ion bombardment ejects atoms or molecules from a WO₃ target, which is then deposited onto a substrate to form a thin film.
Properties
Tungsten oxide is a compound that possesses various unique properties. Refer to the table below to check out the properties of this compound:
| Properties | Description |
| Appearance | Solid |
| Molar mass | ≈231.84 g/mol |
| Density | ≈7.16 g/cm³ |
| Thermal Stability | Stable at high temperatures |
| Chemical Stability | Resistant to many acids and bases |
| Electrical Conductivity | Semiconductor |
Applications
The following are some of the application areas of tungsten oxide:
- Gas Sensors: They are sensitive and on the detection of gaseous species: hydrogen, nitrogen dioxide, and volatile organic compounds, mainly due to their electrical sensitivity
- Optical Filters and Coatings: Due to its optical properties, WO₃ is used in optical coatings that require selective light transmission, particularly in infrared-blocking coatings for energy-efficient windows or optical filters.
- Catalysis: Catalyst or catalyst support is used in many chemical reactions, including petrochemical processing.
- Nanotechnology: Nanostructured materials have been applied nanostructured materials for use in electronics, sensors, and coatings.
- Transparent Conductive Films: WO₃ thin films can be used in transparent conductive films for displays, touchscreens, and other optoelectronic devices.
- Photovoltaics: This material is explored for solar cell applications as a light-absorbing material or in charge transport layers.
FAQs
Answere: Tungsten oxide, chemically referred to as WO₃, is an inorganic compound with interesting properties of semiconductivity, electrochromism, and photocatalytic activity.
Answere: As a sputtering target, it creates thin films for various applications, such as smart windows, energy storage devices, gas sensors, and photocatalytic applications.
Answere: WO₃ is used in smart windows and electrochromic devices because it can change color or opacity when an electric field is applied.
Answere: The utility of WO₃ is nearly very high when it comes to safety applications and environmental monitoring because it can detect variations in the concentration of gases.
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