HfKO2S

ceramic

· HfKO2S

HfKO₂S is an experimental hafnium-potassium oxide sulfide ceramic compound that combines refractory metal oxides with sulfide chemistry, positioning it within the broader class of advanced ceramic materials for extreme environments. While not yet widely commercialized, this material family is being researched for applications requiring high thermal stability, chemical resistance, and potential ionic conductivity—particularly relevant to next-generation thermal barrier coatings, solid-state electrolytes, and high-temperature structural applications where conventional ceramics reach their limits.

thermal barrier coatingssolid-state electrolyteshigh-temperature structural ceramicsrefractory materialschemical resistance applicationsresearch and development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.4179	μB	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	3.420	eV/atom	—

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

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.

HfKO2S

Electrical Properties

Other Properties

Regulatory Screening

Environmental