Hf1 Si2 Ni2
semiconductor· Hf1 Si2 Ni2
Hf₁Si₂Ni₂ is an intermetallic compound combining hafnium, silicon, and nickel in a defined stoichiometric ratio, belonging to the family of refractory intermetallics. This material is primarily of research and development interest for high-temperature structural applications, as the hafnium and nickel components contribute to thermal stability and strength, while silicon provides oxidation resistance; such ternary systems are investigated as potential alternatives to conventional superalloys in extreme environments where weight savings and thermal performance are critical.
high-temperature structural materials (research)aerospace engine components (developmental)refractory intermetallicsoxidation-resistant coatingsmaterials science R&D
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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.