Mg2Al2Se5 is a layered mixed-metal selenide compound combining magnesium and aluminum with selenium, representing an emerging class of materials under active research for semiconductor and optoelectronic applications. This compound belongs to the family of metal chalcogenides, which are being investigated for potential use in thin-film photovoltaics, thermoelectric devices, and 2D material applications due to their tunable electronic properties and layered crystal structure. The material is still primarily in the research phase rather than established industrial production, with potential to compete in niche applications where its specific combination of mechanical stiffness, low density, and electronic characteristics provide advantages over conventional semiconductors or metal alloys.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K)2 entries | 14.69 | GPa | — | ||
| ↳ | 41.51 | GPa | — | ||
Exfoliation Energy(Eexf) | 27.56 | meV/atom | — | ||
Poisson's Ratio(ν) | 0.2700 | - | — | ||
Shear Modulus(G)2 entries | 9.580 | GPa | — | ||
| ↳ | 23.29 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.900 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.307 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 11.69 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -66.58 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.00270 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.116 | eV/atom | — |