What is Terbium Oxide (Tb₄O₇) Micron Powder?
Terbium Oxide (Tb₄O₇) micron powder consists of ultra-fine terbium oxide particles, a rare earth compound known for its exceptional optical, magnetic, and electronic properties. It is widely used in phosphors, lasers, ceramics, electronics, and magneto-optical applications.
Chemical Properties and CAS Number
- Chemical Formula: Tb₄O₇
- CAS Number: 12037-01-3
- Appearance: Brownish-black fine powder
- Density: Approximately 7.3 g/cm³
- Melting Point: ~2,400°C
- Solubility: Insoluble in water, soluble in acids
- Chemical Stability: Highly stable under normal conditions, strong oxidation properties
Applications of Terbium Oxide Micron Powder
1. Phosphors and Display Technologies
Used in fluorescent lamps, LEDs, and display screens to enhance brightness and color quality.
2. Magneto-Optical and Laser Applications
Applied in optical isolators, fiber optics, and laser devices due to its strong magneto-optical effects.
3. Electronics and Semiconductor Industry
Utilized in electronic components, capacitors, and advanced semiconductor materials.
4. Ceramics and High-Performance Coatings
Employed in specialized ceramic materials, thermal barrier coatings, and protective layers.
5. Permanent Magnets and Green Energy Applications
Used in NdFeB magnets to improve high-temperature performance and efficiency in electric vehicles and wind turbines.
6. Chemical Catalysis and Environmental Applications
Applied in catalytic converters and environmental purification systems for its strong oxidation-reduction properties.
Pricing of Terbium Oxide Micron Powder
Prices vary based on purity, particle size, synthesis method, and specific industry applications:
- Industrial Grade: Typically ranges from $500 – $2,000 per kilogram
- High-Purity/Specialized Grade: Prices range from $5,000 – $15,000 per kilogram, used in high-end electronics, laser technologies, and magnet applications.
Factors Influencing Terbium Oxide Powder Prices
- Purity level and particle size distribution
- Functionalization and surface modifications
- Processing complexity and synthesis method
- Bulk order volume and industry demand
Conclusion
Terbium Oxide (Tb₄O₇) micron powder is a highly specialized material with applications in phosphors, magneto-optical devices, electronics, and green energy technologies. Its superior optical, magnetic, and catalytic properties make it essential for next-generation industrial and scientific applications. Pricing depends on purity, particle specifications, and intended use.
