K4SnSe4
ceramic· JVASP-23045· K4SnSe4
K4SnSe4 is an inorganic ceramic compound composed of potassium, tin, and selenium that belongs to the family of metal chalcogenides. This material is primarily investigated in research contexts for semiconducting and photonic applications, particularly where its layered crystal structure and electronic properties are relevant. Engineers consider this compound where bandgap engineering, solid-state ionics, or specialized optical/thermal applications require the unique combination of heavy-metal and alkali-metal elements found in tin selenide systems.
research photovoltaicssolid-state ionic conductorssemiconductor synthesisthermoelectric devicesthin-film optoelectronicsmaterials characterization studies
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | — | lb/in³ | — | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | — | eV | — | — | |
Seebeck Coefficient(S) | — | µV/K | — | — |
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
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.