U4 Si4 Ir4
semiconductor· U4 Si4 Ir4
U4Si4Ir4 is an intermetallic compound combining uranium, silicon, and iridium in a 1:1:1 ratio, representing a ternary ceramic-metallic system. This is a research-phase material with potential applications in high-temperature structural systems and nuclear fuel environments, where the combination of refractory metals (U, Ir) and silicon provides enhanced thermal stability and corrosion resistance. The material's properties position it as a candidate for advanced fuel cladding or high-performance aerospace components, though industrial deployment remains limited and engineering feasibility depends on machinability, fabrication costs, and regulatory constraints inherent to uranium-containing alloys.
nuclear fuel systemshigh-temperature claddingrefractory intermetallicsexperimental aerospace materialscorrosion-resistant coatingsresearch and development
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
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
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.