Ca4 Sn4 S12
semiconductor· Ca4 Sn4 S12
Ca₄Sn₄S₁₂ is a quaternary sulfide semiconductor compound belonging to the family of metal chalcogenides, specifically tin-calcium thiostannates. This material is primarily of research and developmental interest rather than established industrial production, with potential applications in photovoltaic devices, thermoelectric systems, and optoelectronic components where its semiconductor bandgap and crystal structure offer advantages over conventional materials. The compound's notable stiffness characteristics make it relevant for investigating mechanically robust wide-bandgap semiconductors, particularly for high-temperature or harsh-environment applications where traditional semiconductors degrade.
photovoltaic researchthermoelectric devicesoptoelectronic componentswide-bandgap semiconductorshigh-temperature electronicsmaterials science research
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | — median of 2 measurements | ksi | — | — | |
Shear Modulus(G) | — median of 2 measurements | ksi | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
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.