Ge2S3I2
ceramic· JVASP-5416· Ge2S3I2
Ge₂S₃I₂ is a mixed halide-chalcogenide ceramic compound combining germanium, sulfur, and iodine. This is a research-stage material rather than an established industrial ceramic, belonging to the broader family of chalcohalide glasses and crystals that show promise for infrared optics and solid-state ion conductivity applications. The material's layered structure and moderate exfoliation energy suggest potential as a two-dimensional or van der Waals material for next-generation photonic and electronic devices, particularly in applications requiring wide transparency windows or tunable optical properties in the infrared spectrum.
infrared optics researchsolid-state ion conductorstwo-dimensional materialsphotonic devicesthermal imaging windowsadvanced semiconductor research
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Exfoliation Energy(Eexf) | 388 | meV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.591 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 2.023 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 5.864 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -266.3 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.01760 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.3025 | 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.