Au3S
metal· Au3S
Au3S is an intermetallic compound combining gold and sulfur, representing a specialized material from the gold-chalcogen family with potential applications in electronics and materials research. While not a mainstream engineering material in high-volume production, Au3S and related gold sulfides are investigated for semiconductor properties, catalytic applications, and as precursors for nanostructured materials. Engineers would consider this compound primarily in research contexts, thin-film electronics, or specialized chemical applications where gold's nobility combined with sulfur's electronic properties offers advantages over conventional alternatives.
experimental semiconductorscatalyst materialsthin-film electronicsnanostructured materials researchspecialized chemical synthesis
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 8,502.1 | ksi | — | ||
Poisson's Ratio(ν) | 0.3500 | - | — | ||
Shear Modulus(G) | 3,073.3 | ksi | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.5192 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 0.000 | eV | — | ||
| ↳ | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | 0.6833 | µV/K | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.3401 | eV/atom | — | ||
Formation Energy(ΔHf) | 0.3041 | 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.