K2Ag2SnSe4 is a quaternary chalcogenide compound containing potassium, silver, tin, and selenium—a research-phase material rather than an established commercial alloy. This compound belongs to the family of metal chalcogenides being investigated for semiconductor and photovoltaic applications, particularly where tunable band gaps and mixed-metal compositions offer advantages over binary or ternary systems. Engineers would consider this material primarily in advanced optoelectronic research contexts, as quaternary systems like this can offer improved photon absorption, tunable electronic properties, and potential cost or performance benefits over simpler alternatives; however, it remains largely in academic or early development stages with limited industrial deployment.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 4.793 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.7770 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -69.36 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.6623 | eV/atom | — |