Mg2FeH6 is an intermetallic hydride compound combining magnesium and iron with hydrogen, representing an experimental hydrogen storage and functional material currently under research rather than in widespread industrial production. This material belongs to the family of metal hydrides being investigated for energy storage applications, where reversible hydrogen absorption and desorption are critical. It is notable within hydrogen economy research for its potential to enable compact, safe hydrogen storage solutions compared to conventional high-pressure gas or cryogenic liquid approaches, though further development is needed for practical deployment.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 81.27 | GPa | — | ||
Poisson's Ratio(ν) | 0.2000 | - | — | ||
Shear Modulus(G) | 61.12 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.814 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.935 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)3 entries | 17.13 | - | — | ||
| ↳ | 18.69 | - | — | ||
| ↳ | 11.25 range 5.629–16.88median of 2 measurements | - | — | ||
Electronic Dielectric Tensor(ε∞) | Matrix (redacted) | - | — | ||
Total Dielectric Tensor(ε) | Matrix (redacted) | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij) | 0.000 | C/m² | — | ||
Seebeck Coefficient(S) | -280.2 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.3232 | eV/atom | — |