ThSi2W2

metal
· JVASP-155541· ThSi2W2

ThSi2W2 is an experimental intermetallic compound combining thorium, silicon, and tungsten elements, belonging to the refractory metal silicide family. This material is primarily of research interest for extreme-environment applications where high melting point, thermal stability, and oxidation resistance are critical; such silicide-based systems have historically been explored for aerospace and nuclear thermal applications, though ThSi2W2 remains in development stages rather than established production use. The tungsten addition to the thorium silicide base enhances high-temperature mechanical performance compared to binary silicides, making it of potential interest for next-generation hypersonic or reactor-relevant structures.

refractory applicationshigh-temperature oxidation resistanceaerospace thermal structuresresearch/developmental phasenuclear reactor materialsintermetallic matrix composites

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
11.66
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.4692
eV/atom—
Formation Energy(ΔHf)
-0.07757
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

Export Control

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.