ThSi

ceramic
· ThSi

Thorium silicide (ThSi) is an intermetallic ceramic compound combining thorium and silicon, belonging to the family of refractory silicides used in high-temperature structural applications. This material is primarily of research and specialized industrial interest for extreme thermal environments where conventional metals and oxides fail, such as nuclear reactor components, hypersonic vehicle structures, and advanced propulsion systems. ThSi offers potential advantages in thermal stability and oxidation resistance at elevated temperatures, though it remains less commercially established than competing refractory ceramics like molybdenum disilicide or zirconium diboride.

nuclear reactor componentshigh-temperature structural ceramicsrefractory materialsaerospace thermal protectionresearch/advanced propulsion systemsextreme environment applications

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)2 entries
eV/atom
eV/atom
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
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.