BaAg2SnS4
metal· BaAg2SnS4
BaAg₂SnS₄ is a quaternary sulfide compound combining barium, silver, tin, and sulfur—a member of the metal sulfide family with potential semiconductor or photovoltaic properties. This is a research-stage material primarily explored in materials science for optoelectronic and energy conversion applications, rather than an established industrial workhorse. The combination of heavy metals and sulfur anions makes it a candidate for investigating band gap engineering, light absorption, or thermoelectric behavior in next-generation devices, though current use remains confined to fundamental studies and experimental prototyping.
experimental photovoltaicssemiconductor researchoptoelectronic devicesband gap engineeringthin-film solar cellsmaterials discovery
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — | Pa | — | — | |
Shear Modulus(G) | — | Pa | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | kg/m³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Dielectric Constant (Relative Permittivity)(εr) | — median of 2 measurements | - | — | — | |
Magnetic Moment(μB) | — | µB | — | — | |
Piezoelectric Modulus(eij) | — | C/m² | — | — | |
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.