Ag2GeS3 is a ternary silver germanium sulfide semiconductor compound belonging to the chalcogenide family, combining group IB (silver), group IVA (germanium), and chalcogen (sulfur) elements. This material is primarily of research interest for infrared optics and photonic applications, where its wide bandgap and optical transparency in the mid-to-far infrared region make it attractive for sensing and imaging systems. Ag2GeS3 represents an emerging alternative to more traditional infrared materials like germanium or zinc selenide, with potential advantages in specific wavelength windows, though it remains largely in the experimental phase with limited commercial production compared to established infrared semiconductors.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 55.43 | GPa | — | ||
Poisson's Ratio(ν) | 0.3800 | - | — | ||
Shear Modulus(G) | 14.14 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.697 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg)2 entries | 1.980 | eV | — | ||
| ↳ | 0.3650 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 17.91 | - | — | ||
| ↳ | 10.55 range 9.136–11.97median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.8750 | C/m² | — | ||
Seebeck Coefficient(S) | -53.29 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.2429 | eV/atom | — |