Ba2GeSe4 is a quaternary chalcogenide ceramic compound belonging to the barium germanium selenide family, representing a research material in nonlinear optical and infrared photonic applications. This compound is investigated primarily for mid-infrared nonlinear optical devices and wide-bandgap semiconductor applications where its combination of chemical composition offers potential advantages in optical transparency windows and crystal symmetry properties. Engineers and researchers evaluate Ba2GeSe4 as an alternative to established infrared materials in specialized photonic systems where thermal stability, phase-matching capabilities, or specific refractive index characteristics become critical—though this remains largely an experimental compound rather than a production material.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1811 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.260 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -158.4 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.420 | eV/atom | — |