Description
Tin Oxide (SnO₂) Nanopowder / Nanoparticles
Purity: ≥99.5% | Particle Size: 30–60 nm | Morphology: Spherical | Color: White-Grey
Tin oxide (SnO₂) nanoparticles are n-type semiconducting materials with excellent chemical stability, optical transparency, and electrical conductivity. These properties make SnO₂ highly valuable in electronics, sensors, transparent coatings, and catalytic applications. With high purity and nanometric size distribution, this powder provides high reactivity and large surface area, ideal for integration into advanced technologies.
Technical Properties
Property | Value |
---|---|
Purity | ≥99.5% |
Morphology | Spherical |
Average Particle Size | 30–60 nm |
Specific Surface Area | 20 m²/g |
Bulk Density | <0.5 g/cm³ |
True Density | 7.2 g/cm³ |
Elemental Impurities
Element | Content (%) |
---|---|
Al | 0.0001 |
Fe | 0.001 |
Ca | 0.02 |
Mg | 0.01 |
Na | 0.002 |
Key Applications
Electronic Devices and Displays
Widely used in thin-film transistors, resistors, and liquid crystal displays (LCDs) for its transparency and electrical conductivity.
Gas Sensors
SnO₂ is a well-known gas sensing material, particularly for detecting CO, NO₂, H₂, and volatile organic compounds. Its high surface area enables fast and sensitive detection.
Solar Cells and Optoelectronics
Acts as a transparent conducting oxide (TCO) layer in dye-sensitized and perovskite solar cells, enhancing light absorption and charge transport.
Transparent Heating Elements
Utilized in transparent conductive coatings for window defrosting and heating systems in automotive and architectural applications.
Anti-Static and Energy-Saving Coatings
Added to coatings and films to dissipate static electricity and improve energy efficiency through infrared reflection.
Catalysis
Functions as a catalyst or catalyst support in oxidation reactions, fuel cells, and environmental remediation systems due to its high surface reactivity.