Technical Specifications
- Product Name: Lanthanum Oxide Nanopowder
- Chemical Formula: La₂O₃ (Lanthanum(III) Oxide)
- CAS Number: 1312-81-8
- Purity
- Grade: 99.99% (high purity)
- Impurities: ≤0.01% (trace elements and other oxides)
- Particle Size
- Average Size: ~18 nm
- Particle Size Distribution: Verified using SEM (Scanning Electron Microscopy) or TEM (Transmission Electron Microscopy)
- Morphology
- Shape: Near-spherical or irregular particles with uniform distribution
- Surface Area: High, due to nanoscale size, enhancing reactivity and surface interactions
- Crystal Structure
- Phase: Cubic
- Physical and Chemical Properties
- Color: White to off-white powder
- Density: ~6.5 g/cm³
- Melting Point: ~2,400 °C
- Thermal Stability: Stable under high temperatures
- Electrical Properties: Insulating with high dielectric constant
- Solubility: Insoluble in water but soluble in acids
- Packaging and Storage
- Standard Packaging: Sealed in airtight, moisture-resistant containers to prevent contamination and agglomeration
- Storage Conditions: Store in a cool, dry place; avoid prolonged exposure to air and moisture
- Shelf Life: Stable under proper storage conditions
- Safety and Handling
- Hazards:
- Lanthanum oxide dust may irritate the respiratory system, skin, and eyes if inhaled or exposed.
- Not highly toxic but should be handled with care to avoid exposure to airborne dust.
- Recommended Protective Measures:
- Use PPE (e.g., gloves, goggles, and dust masks).
- Handle in a ventilated area to minimize airborne particle exposure.
- Hazards:
Applications
- Catalysis
- Chemical Catalysis: Lanthanum oxide is utilized in various catalytic reactions, including reforming and hydrogenation reactions, due to its high surface area and stability.
- Environmental Catalysis: Applied in catalytic converters for the automotive industry, where it helps reduce harmful emissions.
- Energy Storage and Conversion
- Batteries: Investigated for use in advanced battery technologies, including lithium-ion and solid-state batteries, to improve energy density and stability.
- Fuel Cells: Used in fuel cells as an electrolyte material due to its high ionic conductivity and thermal stability.
- Optical Applications
- Optical Coatings: Lanthanum oxide is used in optical coatings due to its high refractive index and transparency in the visible and infrared spectra. It is applied in lenses, mirrors, and optical devices.
- Phosphors: It is used in the production of phosphors for displays, lighting, and lasers.
- Semiconductor and Electronics
- Dielectric Materials: Lanthanum oxide is used in high-performance capacitors, transistors, and integrated circuits due to its high dielectric constant and insulating properties.
- Insulating Layer: It is applied as an insulating material in advanced semiconductor devices, particularly for high-k dielectrics.
- Nanocomposites
- Reinforcement Material: Enhances the mechanical, thermal, and electrical properties of composite materials in ceramics, polymers, and metals.
- Functional Additives: Used to improve the overall performance of nanocomposites, particularly for structural applications and energy storage.
- Biomedical Applications
- Drug Delivery: Lanthanum oxide is studied for its potential as a carrier for targeted drug delivery systems, leveraging its nanoscale properties for improved bioavailability.
- Imaging: It can be used as a contrast agent in imaging techniques, particularly for X-ray or CT imaging, due to its high atomic number.
- Nuclear Applications
- Nuclear Reactors: Lanthanum oxide is used in nuclear reactor technology as a neutron absorber or moderator due to its high thermal stability and neutron-scattering properties.
- Radiation Shielding: It is explored for use in radiation shielding applications due to its ability to absorb and reduce radiation exposure.
- Research and Development
- Material Science: Extensively studied for its unique properties and applications in high-performance materials, such as in energy systems, catalysis, and optics.
- Prototype Development: Applied in experimental setups for the development of next-generation technologies in electronics, energy storage, and environmental systems.
Key Features
- High Purity (99.99%): Ensures exceptional performance in sensitive applications, especially in electronics, catalysis, and biomedical fields.
- Nanoscale Size (18 nm): Provides high surface area and reactivity for advanced applications, enhancing efficiency in energy storage, catalysis, and optical systems.
- High Thermal and Chemical Stability: Ideal for high-temperature applications, including energy systems, nuclear reactors, and advanced materials.
