What is Lanthanum Oxide (La₂O₃) Nanopowder/Nanoparticles?

Lanthanum Oxide (La₂O₃) Nanopowder/Nanoparticles are rare earth metal oxide nanoparticles known for their high refractive index, strong dielectric properties, and catalytic activity. These nanoparticles are widely used in ceramics, optics, catalysts, energy storage, and electronics due to their thermal stability, chemical resistance, and electrical properties.

Chemical Properties of Lanthanum Oxide (La₂O₃) Nanoparticles

• Chemical Formula: La₂O₃
• Molecular Weight: 325.81 g/mol
• Density: 6.51 g/cm³
• Melting Point: ~2,315°C
• Boiling Point: Sublimes at high temperatures
• Solubility: Insoluble in water, soluble in acids
• Dielectric Constant: High (~27)
• Band Gap: ~4.3 – 5.0 eV
• CAS Number: 1312-81-8

Applications of Lanthanum Oxide (La₂O₃) Nanoparticles

1. Ceramics & Optical Coatings

   • Used in ceramic capacitors, optical lenses, and laser crystals.
   • Enhances mechanical strength, refractive index, and thermal resistance in ceramic materials.

2. Catalysts & Chemical Processing

   • Acts as a catalyst in petroleum refining, automotive catalytic converters, and hydrogenation reactions.
   • Used in cracking catalysts for fuel processing and chemical synthesis.

3. Electronics & Semiconductor Industry

   • Utilized in high-k dielectric materials for transistors and microelectronics.
   • Enhances efficiency in thin-film coatings and superconductors.

4. Glass Manufacturing & Optical Applications

   • Used in specialty glass, UV-resistant coatings, and high-resolution optical devices.
   • Improves light transmission and color purity in lenses and displays.

5. Energy Storage & Battery Applications

   • Applied in solid oxide fuel cells (SOFCs) and lithium-ion battery electrodes.
   • Enhances ionic conductivity and thermal stability in energy storage systems.

6. Environmental & Water Treatment

   • Used in phosphate removal, CO₂ capture, and environmental purification.
   • Applied in gas sensors and air filtration systems.

7. Biomedical & Pharmaceutical Applications

   • Investigated for bioimaging, drug delivery, and antimicrobial coatings.

Lanthanum Oxide (La₂O₃) Nanoparticle Prices

Pricing varies based on purity, particle size, and industry application.

• Industrial Grade (99% Purity): $50 – $200 per kg
• High Purity (99.9% – 99.99% for Electronics & Energy Applications): $400 – $1,500 per kg
• Ultra-High Purity (99.999% Research & Semiconductor Grade): $2,000 – $5,000 per kg

Prices fluctuate based on rare earth metal supply, processing costs, and demand in high-tech industries.