Ag4SI

metal
· JVASP-52682· Ag4SI

Ag4Si is an intermetallic compound in the silver-silicon system, representing a stoichiometric phase that combines precious metal and semiconductor characteristics. This material is primarily of research interest for specialized electronic and photonic applications where the unique electronic properties at the Ag-Si interface can be exploited, though it remains largely experimental rather than a commodity engineering material. Potential applications leverage the combination of silver's excellent electrical and thermal conductivity with silicon's semiconductor properties, making it relevant for contact materials, thin-film devices, and nanostructured electronics research.

semiconductor contacts and interfacesresearch and development materialsthin-film electronicsintermetallic compound studynanostructured materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
eV
Magnetic Moment(μB)
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
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.