517011

Strontium titanate

nanopowder, <100 nm particle size, 99% trace metals basis

• Synonyme(s) : Strontium metatitanate, Strontium titanium trioxide
• Formule linéaire : SrTiO₃
• Numéro CAS: 12060-59-2
• Poids moléculaire : 183.49
• Numéro CE : 235-044-1
• Numéro MDL: MFCD00049554
• Code UNSPSC : 12352302
• ID de substance PubChem : 24873915
• Nomenclature NACRES : NA.23

Propriétés

• Niveau de qualité: 100
• Pureté: 99% trace metals basis
• Forme: nanopowder
• Constante diélectrique: 300
• Pertinence de la réaction: reagent type: catalyst; core: titanium
• Taille des particules: <100 nm
• Pf: 2060 °C (lit.)
• Densité: 4.81 g/mL at 25 °C (lit.)
• Chaîne SMILES: [Sr++].[O-][Ti]([O-])=O
• InChI: 1S/3O.Sr.Ti/q;2*-1;+2;
• Clé InChI: VEALVRVVWBQVSL-UHFFFAOYSA-N

Description

Description générale

Strontium titanate (SrTiO₃) is a crystalline oxide material known for its perovskite structure. It exhibits a high dielectric constant and is considered a promising material for various electronic applications. Strontium titanate has a density of 4.81 g/mL at 25 °C (lit.) and a melting point of about 2060°C. This compound is widely used in the production of capacitors, insulators, and piezoelectric devices due to its excellent dielectric properties. Additionally, strontium titanate is employed in the fabrication of thin films for advanced electronic devices, including transistors and sensors. Its unique optical properties also make it suitable for applications in photonics and optoelectronics.

Application

• Photoinduced electronic and ionic effects in strontium titanate: Focuses on the interaction of strontium titanate with ultraviolet radiation, investigating photoionic processes and photochromic effects, which are crucial for developing optoelectronic devices (M Siebenhofer et al., 2021).
• The emerging career of strontium titanates in photocatalytic applications: Reviews the role of strontium titanates in photocatalytic applications, particularly emphasizing their utility in environmental remediation processes (N Sharma, K Hernadi, 2022).
• Recent advances on carrier and exciton self-trapping in strontium titanate: Discusses the self-trapping of carriers and excitons in strontium titanate, providing insights into its electronic properties and implications for semiconductor technologies (ML Crespillo et al., 2019).

Informations sur la sécurité

• Code de la classe de stockage: 11 - Combustible Solids
• Classe de danger pour l'eau (WGK): WGK 3
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• Équipement de protection individuelle: Eyeshields, Gloves, type N95 (US)