Ni4 Hf2

semiconductor
· Ni4 Hf2

Ni4Hf2 is an intermetallic compound in the nickel-hafnium system, representing a research-stage material that combines nickel's corrosion resistance and ductility with hafnium's high-temperature strength and refractory properties. This compound is primarily of interest in advanced materials research for extreme-environment applications where conventional superalloys reach their limits, though it remains largely experimental with limited commercial production. Engineers evaluating Ni4Hf2 would consider it for specialized high-temperature structural applications where the unique phase stability and potential for superior creep resistance at elevated temperatures could justify development effort over established alternatives.

high-temperature structural materials researchaerospace propulsion components (experimental)refractory intermetallicsoxidation-resistant coatings (development stage)materials science phase studiesextreme-environment engineering (pre-commercial)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
180.4
GPa—
Shear Modulus(G)
77.38
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.00910
eV—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Formation Energy(ΔHf)
-0.4930
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.