Neodymium Oxide, Neodymium (III) Oxide, Neodymium Sesquioxide, 1313-97-9

Neodymium Oxide, Neodymium (III) Oxide, Neodymium Sesquioxide, 1313-97-9

🧲 NEODYMIUM OXIDE 

1️⃣ Physical and Chemical Properties

• Chemical Name: Neodymium(III) Oxide

• Chemical Formula: Nd₂O₃

• CAS Number: 1313-97-9

• EC Number: 215-214-1

• Molecular Weight: 336.48 g/mol

• Appearance: Pale violet-blue powder

• Melting Point: ~1900 °C

• Solubility: Insoluble in water, soluble in mineral acids

• Density: ~7.24 g/cm³

• Stability: Slightly hygroscopic, may react with air over time

• Crystal Structure: Hexagonal

2️⃣ Detailed Applications

• NdFeB magnet production: Core oxide precursor for high-strength permanent magnets

• Glass and ceramic coloring: Provides violet-blue tint

• Laser crystals: Used in Nd:YAG systems

• Capacitor manufacturing: Dielectric additive

• Optoelectronics: Applied in filters, lenses, and sensor systems

• Defense industry: Used in spectroscopic and guidance systems

3️⃣ Synonyms, CAS, EC, and Codes

4️⃣ Alternatives / Substitutes

• Neodymium Carbonate (Nd₂(CO₃)₃): Alternative intermediate for Nd₂O₃

• Neodymium Nitrate (Nd(NO₃)₃): Soluble neodymium source

• Praseodymium Oxide (Pr₆O₁₁): Similar optical and magnetic roles

• Zirconium Oxide (ZrO₂): Substitute in ceramics and optical systems

5️⃣ Sectoral Compatibility Table

6️⃣ Common Names

• Neodymium oxide powder

• Violet-blue glass additive

• NdFeB precursor

• Laser oxide additive

7️⃣ Production

• Source Material: Thermal decomposition of neodymium salts

• Process: Calcination → Grinding → Purification

• Available Forms: Micron and nano powders, granules, high-purity grades

• Main Producer Countries: China, USA, India

• Commercial Purity Grades: 99.9% to 99.9999% (3N–6N)

8️⃣ Mandatory Sectors and Processes

• NdFeB magnet manufacturing: Critical oxide precursor

• Glass and ceramic coloring: Violet-blue tinting agent

• Laser crystal production: Used in Nd:YAG systems

• Optoelectronic filters: Spectral control applications