Fe4 Si2 S8

semiconductor
· Fe4 Si2 S8

Fe₄Si₂S₈ is an iron silicate sulfide compound that falls within the semiconductor materials class, combining iron, silicon, and sulfur in a mixed-valence structure. This compound is primarily of research and developmental interest rather than established in mainstream industrial production, with potential applications in thermoelectric devices, photovoltaic systems, and solid-state electronics where mixed anion semiconductors offer tunable bandgaps and favorable charge transport properties. Engineers considering this material should note it represents an emerging class of earth-abundant semiconductors that could provide cost and sustainability advantages over conventional III-V or II-VI alternatives, though commercial availability and long-term reliability data remain limited.

thermoelectric energy conversionphotovoltaic researchsolid-state electronics (experimental)earth-abundant semiconductorsmaterials research applicationsnext-generation device development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Band Gap(Eg)
—
eV——
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
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.
Fe4 Si2 S8 — Properties & Data | MatWorld