HfSc

ceramic
· JVASP-100393· HfSc

HfSc is a hafnium-scandium ceramic compound that combines the refractory characteristics of hafnium with scandium's lightweight properties, placing it in the family of advanced oxide or intermetallic ceramics used in high-temperature structural applications. This material is primarily explored in aerospace and thermal management contexts where extreme temperature resistance, chemical stability, and dimensional retention are critical. HfSc is notable for potential use in next-generation thermal barrier coatings, reactor environments, and hypersonic vehicle components, though it remains relatively specialized and may see broader adoption as manufacturing methods for rare-earth-containing ceramics mature.

thermal barrier coatingsaerospace componentshigh-temperature structural applicationsrefractory materialsnuclear/reactor environmentshypersonic vehicle protection

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
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.
HfSc — Properties & Data | MatWorld