278513

Gadolinium(III) oxide

powder, 99.9% trace metals basis

• Synonyme(s) : Digadolinium trioxide, Gadolinia, Gadolinium oxide, Gadolinium trioxide
• Formule linéaire : Gd₂O₃
• CAS Number: 12064-62-9
• Poids moléculaire : 362.50
• Numéro CE : 235-060-9
• Numéro MDL: MFCD00011026
• Code UNSPSC : 12352303
• ID de substance PubChem : 24856820
• Nomenclature NACRES : NA.23

Propriétés

• Niveau de qualité: 100
• Essai: 99.9% trace metals basis
• Forme: powder
• Pertinence de la réaction: reagent type: catalyst; core: gadolinium
• Pf: 2330 °C (lit.)
• Densité: 7.407 g/mL at 20 °C (lit.)
• Chaîne SMILES: O=[Gd]O[Gd]=O
• InChI: 1S/2Gd.3O
• Clé InChI: RNYFGGMJZRTZKO-UHFFFAOYSA-N

Description

Description générale

Gadolinium(III) oxide is a rare-earth oxide known for its high thermal stability and unique magnetic properties, making it valuable in various high-temperature applications. It is widely used as a host material in solid-state lasers, where doping with rare-earth ions like neodymium or erbium enhances laser efficiency and enables specific wavelengths for telecommunications and medical procedures3. Additionally, its nanoparticles are utilized in biomedical imaging as MRI contrast agents due to their excellent biocompatibility and ability to improve image resolution.

Application

Gadolinium(III) oxide is used as a dopant in zirconia to improve the ionic conductivity of solid electrolytes in solid oxide fuel cells. Its presence enhances the performance and efficiency of these energy conversion devices. It is also used as a component in thermal barrier coatings for gas turbine engines and other high-temperature applications. Its thermal stability and low thermal conductivity make it suitable for protecting components from extreme heat.

Informations sur la sécurité

• Pictogrammes: GHS07
• Mention d'avertissement: Warning
• Mentions de danger: H319
• Conseils de prudence: P305 + P351 + P338
• Classification des risques: Eye Irrit. 2
• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 1
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)