CuAuSe4

metal
· CuAuSe4

CuAuSe₄ is a quaternary compound combining copper, gold, and selenium in a metallic system, representing an experimental material from the family of precious-metal selenides. This compound has been studied primarily in materials research contexts for its potential electronic and structural properties, though it remains outside mainstream industrial production. Its notable density and elastic characteristics suggest possible applications in niche electronics or thermoelectric research, though practical engineering use cases are limited and the material remains largely in the exploratory phase.

Materials research (experimental)Thermoelectric applications (potential)Semiconductor researchPrecious-metal alloysHigh-density metallic compounds

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
median of 2 measurements
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
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.
CuAuSe4 — Properties & Data | MatWorld