SrAlSiH is an intermetallic hydride compound containing strontium, aluminum, silicon, and hydrogen—a research-phase material belonging to the metal hydride family. This composition is not yet widely commercialized and remains primarily of interest in hydrogen storage research and materials science exploration, where the incorporation of alkaline-earth metals (strontium) into aluminum-silicon frameworks shows potential for reversible hydrogen absorption. Engineers would consider this material in experimental contexts focusing on lightweight hydrogen storage systems, though its practical deployment awaits further development regarding thermodynamic stability, cycle life, and cost-effective synthesis.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 57.54 | GPa | — | ||
Poisson's Ratio(ν) | 0.1900 | - | — | ||
Shear Modulus(G) | 44.51 | GPa | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.096 | kg/m³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.7100 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 19.40 | - | — | ||
| ↳ | 17.20 range 14.42–19.98median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.6683 | C/m² | — | ||
| ↳ | 0.2089 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -236.8 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5327 | eV/atom | — |