TaHfO2S — Properties & Data | MatWorld

TaHfO2S

ceramic

· TaHfO2S

TaHfO2S is a mixed-metal oxide sulfide ceramic combining tantalum, hafnium, oxygen, and sulfur—a compound that exists primarily in research and development rather than established industrial production. This material family is of interest for advanced ceramic applications where high-temperature stability, refractory properties, and thermal shock resistance are critical, particularly in environments requiring simultaneous oxidation and corrosion resistance. The tantalum-hafnium oxide base suggests potential utility in extreme-temperature aerospace or nuclear contexts, while the sulfide component may confer additional chemical resilience, though engineering adoption remains limited pending fuller characterization and scalability.

high-temperature refractory coatingsaerospace thermal protectionnuclear fuel cladding researchcorrosion-resistant ceramicsexperimental composite matrices

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Filter by

Method

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · GLLB-SC
Magnetic Moment(μB)	2.976	μB	DFT

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	1.380	eV/atom	DFT

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

Environmental

RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.

TaHfO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental