Ag3AuS2

metal
· Ag3AuS2

Ag3AuS2 is a ternary intermetallic sulfide compound combining silver, gold, and sulfur, representing a specialized material from the precious metal sulfide family. This compound is primarily of research and experimental interest rather than established industrial production, with potential applications in thermoelectric devices, solid-state electronics, and photovoltaic systems where the combination of noble metals and sulfide chemistry offers tunable electronic and phononic properties. Engineers considering this material should recognize it as a developmental compound requiring further characterization; it is not a drop-in replacement for conventional precious metal alloys but rather a candidate material for niche applications requiring the specific properties afforded by its ternary structure.

experimental thermoelectricsresearch semiconductorsphotovoltaic materialssolid-state electronicsnoble metal compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
7,485.4
ksi—
Poisson's Ratio(ν)
0.4400
-—
Shear Modulus(G)
250.9
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.2275
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.702
eV—
Dielectric Constant (Relative Permittivity)(εr)
7.375
-—
Magnetic Moment(μB)
0.000
µB—
Piezoelectric Modulus(eij)2 entries
0.3527
C/m²—
↳
0.000
C/m²—
Piezoelectric Stress Tensor(eij)
Matrix (redacted)
C/m²—
Seebeck Coefficient(S)
-135.8
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
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.02960
eV/atom—
Formation Energy(ΔHf)
-0.03916
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.