Lithium Titanate, Spinel Nanoparticles / NanopowderCAS #: 12031-95-7

Synonyms

 LTO nanopowder, Lithium titanate spinel oxide, Lithium titanium oxide, Lithium titanium(IV) oxide, Lithium titanate(IV), Tetralithium pentatitanium dodecaoxide

Compound Formula: Li4Ti5O12 

Molecular Weight: 459.09 

Appearance: White 

Powder Melting Point: > 1000°C 

Boiling Point: N/A 

Density: N/A 

Solubility in H2O: N/A

Exact Mass: 459.092 

Monoisotopic Mass: 459.742737 

Crystal Phase / Structure: Spinel 

True Density: 3.5 g/cm3at 20°C (relative) 

Bulk Density: 0.52 g/cm3 

Average Particle Size: 100 nm 

Size Range: N/A 

Specific Surface Area: 30-32.6 m2/g 

Morphology: N/A

Product Introduction: Samarium Oxide (CAS #: 12031-95-7)

Samarium oxide (CAS 12031-95-7), with the chemical formula Sm₂O₃, is a rare-earth oxide belonging to the lanthanide series. This versatile compound is prized for its unique magnetic, optical, and thermal properties, making it a key material in advanced technologies and industrial applications. It typically appears as a pale yellow to white powder, with high purity grades ensuring consistent performance in critical processes.

Chemical & Physical Properties

Samarium oxide exhibits a range of characteristics that underpin its industrial utility:

Crystal Structure: Adopts a cubic or monoclinic crystal system, depending on synthesis conditions, which influences its mechanical and magnetic behavior.

Melting Point: Approximately 2,345°C, highlighting exceptional thermal stability suitable for high-temperature environments.

Density: Around 8.34 g/cm³, contributing to its compact structure in solid-state applications.

Solubility: Insoluble in water but dissolves in strong acids, forming samarium salts that are useful in chemical synthesis.

Magnetic Properties: Exhibits paramagnetic behavior at room temperature, with ferromagnetic properties emerging at low temperatures, making it valuable in magnetic alloys.

Key Applications

Samarium oxide (CAS 12031-95-7) finds use in a diverse array of high-tech and industrial fields:

Magnet Technology: A primary component in samarium-cobalt (SmCo) magnets, which offer excellent temperature stability and resistance to demagnetization. These magnets are critical in aerospace systems, medical devices (e.g., MRI machines), and high-performance motors.

Optoelectronics: Used in the production of lasers, particularly in solid-state lasers for industrial cutting, medical procedures, and defense applications. Its ability to emit specific wavelengths also makes it useful in optical filters and fiber optics.

Ceramics & Glass: Added to ceramics to enhance thermal shock resistance and mechanical strength, and to glass to create specialized optical materials with improved refractive properties.

Nuclear Industry: Serves as a neutron absorber in nuclear reactors, contributing to safe and controlled fission reactions.

Catalysis: Acts as a catalyst in organic synthesis and petroleum refining, improving reaction efficiency and selectivity.

Production & Quality Control

Our samarium oxide is produced through a stringent process to ensure high purity and consistency:

Ore Processing: Sourced from rare-earth ores, which are crushed and processed to concentrate samarium-rich minerals via froth flotation.

Extraction: Leaching with acids to dissolve samarium ions, followed by solvent extraction and ion exchange to separate samarium from other rare-earth elements.

Calcination: Heating samarium hydroxide or carbonate to high temperatures (800–1000°C) to form pure Sm₂O₃, with precise control over atmosphere to prevent contamination.

Each batch undergoes rigorous testing, including inductively coupled plasma mass spectrometry (ICP-MS) for purity analysis (typically 99.9% to 99.999%) and X-ray diffraction (XRD) to verify crystal structure, ensuring compliance with international standards (e.g., ASTM, REACH).

Sustainability & Market Trends

As demand for high-performance magnets and green technologies grows, samarium oxide plays a vital role in enabling energy-efficient systems. We are committed to sustainable practices, including recycling samarium from end-of-life magnets and implementing eco-friendly mining techniques to reduce environmental impact. This approach ensures a reliable supply chain while minimizing our carbon footprint.

Safety, Packaging & Support

Handling: Samarium oxide dust may cause respiratory irritation; use appropriate respiratory protection in poorly ventilated areas. Wear gloves and safety goggles to prevent skin and eye contact.

Packaging: Available in vacuum-sealed aluminum bags (1kg–25kg) for laboratory and small-scale use, and bulk drums (50kg–500kg) with inert gas packaging for industrial applications.

Technical Assistance: Our team provides expert support, including guidance on alloy formulation, compatibility with other materials, and custom processing solutions.

For inquiries about pricing, purity grades, or sustainability initiatives, contact our technical sales department.

Health & Safety Information

 Signal Word: Warning 

Hazard Statements: H302-H315-H319-H335 

Hazard Codes: Xi 

Precautionary Statements: P261-P305+P351+P338 

Risk Codes: 20-36/37/38 

Safety Statements: 22-26-36-38 

RTECS Number: N/A 

Transport Information: NONH for all modes of transport 

WGK Germany: 3 

GHS Pictogram: Image

Chemical Identifiers 

Linear Formula: Li4Ti5O12 

Pubchem CID: 9933878 

MDL Number: MFCD11656084 

EC No.: 619-916-2 

IUPAC Name: tetralithium tetrakis[(oxido(oxo)titanio)oxy]titanium 

Beilstein/Reaxys No.: N/A 

SMILES: [Li+].[Li+].[Li+].[Li+].[O-][Ti](=O)O[Ti](O[Ti]([O-])=O)(O[Ti]([O-])=O)O[Ti]([O-])=O 

InchI Identifier: InChI=1S/4Li.12O.5Ti/q4*+1;;;;;;;;;4*-1;;;;; 

InchI Key: BNQVSKURWGZJMY-UHFFFAOYSA-N

Packing of Standard Packing: 

Typical bulk packaging includes palletized plastic 5 gallon/25 kg. pails, fiber and steel drums to 1 ton super sacks in full container (FCL) or truck load (T/L) quantities. Research and sample quantities and hygroscopic, oxidizing or other air sensitive materials may be packaged under argon or vacuum. Solutions are packaged in polypropylene, plastic or glass jars up to palletized 735 gallon liquid totes Special package is available on request.