Bi2Se2S
ceramic· JVASP-143208· Bi2Se2S
Bi2Se2S is a bismuth-based mixed chalcogenide ceramic compound combining selenium and sulfur anions with bismuth cations. This material belongs to the family of layered chalcogenides and is primarily investigated in materials research for its potential thermoelectric and optoelectronic properties, rather than as an established engineering commodity. The material's mixed anionic composition makes it a candidate for solid-state energy conversion and sensing applications where bismuth chalcogenides offer advantages over single-chalcogenide alternatives due to tunable bandgap and enhanced figure-of-merit characteristics.
thermoelectric devicesoptoelectronic researchsolid-state energy conversionsemiconductor researchphotovoltaic studiesthermal management systems
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| 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 | — | — | |
Magnetic Moment(μB) | — | µB | — | — |
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.