202118

Hafnium(IV) oxide

powder, 98%

• Synonyme(s) : Hafnia, Hafnium dioxide, Hafnium oxide
• Formule empirique (notation de Hill) : HfO₂
• Numéro CAS: 12055-23-1
• Poids moléculaire : 210.49
• NACRES: NA.23
• PubChem Substance ID: 24852038
• UNSPSC Code: 12352303
• EC Number: 235-013-2
• MDL number: MFCD00003565

Propriétés

• Quality Segment: 100
• assay: 98%
• form: powder
• composition: HfO₂
• reaction suitability: core: hafnium
• density: 9.68 g/mL at 25 °C (lit.)
• application(s): glass & ceramic
• SMILES string: O=[Hf]=O
• InChI: 1S/Hf.2O
• InChI key: CJNBYAVZURUTKZ-UHFFFAOYSA-N

Description

Application

• Hafnium(IV) oxide: Utilized predominantly in the semiconductor industry, Hafnium(IV) oxide offers excellent thermal and chemical stability, which makes it suitable as a high-k gate dielectric material in metal-oxide-semiconductor (MOS) devices. Its application has become increasingly important with the miniaturization of electronic components, aiding in the enhancement of transistor performance without further reducing the component size. This role is critical in the development of more efficient, faster computing technologies (Sigma-Aldrich, CAS 12055-23-1).

Informations sur la sécurité

• Classe de stockage: 11 - Combustible Solids
• Que se passe-t-il ?: nwg
• Point d'éclair (°F): Not applicable
• Point d'éclair (°C): Not applicable
• EPI (équipement de protection individuelle): Eyeshields, Gloves, type N95 (US)