HfReO2S
ceramic· HfReO2S
HfReO₂S is an experimental ceramic compound combining hafnium, rhenium, oxygen, and sulfur—a rare multicomponent oxide-sulfide that falls within the broader family of refractory and high-entropy ceramic materials under active research. This material has not achieved widespread commercial use; its development is driven by interest in ultra-high-temperature applications and novel thermal/chemical properties that emerge from the hafnium-rhenium-sulfur system, with potential relevance to aerospace, energy, and extreme-environment scenarios where conventional refractories reach their limits.
experimental high-temperature ceramicsrefractory coatings researchaerospace thermal protection (exploratory)high-entropy oxide systemsextreme environment materials (research phase)thermal barrier material candidates
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Magnetic Moment(μB) | — | μB | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | — | 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.