Cd₂In₂Ga₂S₈ is a quaternary chalcogenide semiconductor compound combining cadmium, indium, gallium, and sulfur in a layered crystal structure. This material belongs to the family of wide-bandgap semiconductors and is primarily of research interest for its potential in optoelectronic and photovoltaic applications, where the tunable bandgap and layered structure offer advantages for light emission, detection, and energy conversion devices. The mixed-cation composition allows engineers to engineer electronic and optical properties beyond what single-cation alternatives provide, making it relevant for next-generation solar cells, photodetectors, and potentially quantum-confined device architectures.
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| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 40.76 | GPa | — | ||
Shear Modulus(G) | 18.07 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.5788 | eV | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Formation Energy(ΔHf) | -0.6250 | eV/atom | — |