Si2 Ni2 U1

metal
· Si2 Ni2 U1

Si₂Ni₂U is an intermetallic compound combining nickel and uranium with silicon, representing a specialized metal system primarily of research and developmental interest rather than established commercial production. This material family is explored for potential high-temperature structural applications and nuclear-related research contexts where the combined properties of nickel's corrosion resistance, uranium's density and nuclear characteristics, and silicon's strengthening effects may offer advantages. Engineers considering this compound should recognize it as an experimental material requiring specialized knowledge of uranium handling, limited supplier availability, and regulatory constraints typical of nuclear materials.

nuclear fuel developmenthigh-temperature intermetallics researchspecialized alloy systemsuranium-containing compoundsexperimental materials characterizationadvanced materials R&D

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
156.9
GPa—
Shear Modulus(G)
59.15
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
-0.5430
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.