Si7Ni4Au2

metal

· JVASP-133146· Si7Ni4Au2

Si7Ni4Au2 is a ternary intermetallic alloy combining silicon, nickel, and gold—a composition typically explored in materials research for specialized high-performance applications. This alloy family represents an intersection of ceramic-forming (Si) and metallic (Ni, Au) elements, potentially offering unique combinations of thermal stability, corrosion resistance, and electrical properties. Such materials are primarily of research interest rather than high-volume industrial production, with applications emerging in niche sectors requiring exceptional performance under demanding conditions.

electronic packaging and thermal managementcorrosion-resistant coatingshigh-temperature interconnectsspecialized research and developmentmicroelectronic contacts and soldering

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.343	kg/m³	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00890	eV/atom	—
Formation Energy(ΔHf)	-0.2551	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.

Si7Ni4Au2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control