202118
Hafnium(IV) oxide
powder, 98%
Synonym(s):
Hafnia, Hafnium dioxide, Hafnium oxide
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About This Item
Empirical Formula (Hill Notation):
HfO2
CAS Number:
Molecular Weight:
210.49
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352303
EC Number:
235-013-2
MDL number:
Quality Level
assay
98%
form
powder
reaction suitability
core: hafnium
density
9.68 g/mL at 25 °C (lit.)
SMILES string
O=[Hf]=O
InChI
1S/Hf.2O
InChI key
CJNBYAVZURUTKZ-UHFFFAOYSA-N
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).
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Storage Class
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Articles
In recent years silicon carbide, SiC, has re-emerged as a vital technological material that is crucial in many materials and engineering applications.
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 202118-25G | 04061838764478 |
| 202118-100G | 04061838137975 |