FeCu2SnSe4

metal
· JVASP-18256· FeCu2SnSe4

FeCu2SnSe4 is a quaternary metal chalcogenide compound combining iron, copper, tin, and selenium in a fixed stoichiometric ratio. This material belongs to the family of metal selenides and is primarily investigated in research contexts for potential use in thermoelectric and photovoltaic applications, where the combination of metallic and semiconducting character can enable efficient energy conversion. The compound's notable attributes stem from its layered crystal structure and mixed-valence composition, which can produce favorable electronic properties for solid-state energy devices, though industrial adoption remains limited and it is not yet a mainstream engineering material.

thermoelectric devicesphotovoltaic researchsolid-state energy conversionexperimental semiconductor applicationsmaterials research and development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
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.