SrAlSiH
metal· SrAlSiH
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.
Hydrogen storage systemsLightweight energy materials (research)Metal hydride compositesAdvanced battery/fuel cell developmentMaterials research applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 57.54 | GPa | — | ||
Poisson's Ratio(ν) | 0.1900 | - | — | ||
Shear Modulus(G) | 44.51 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 3.096 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| 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 | — |
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5327 | eV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
Export Control
RoHS, REACH, and Prop 65 statuses are validated against official substance lists (ECHA SVHC Candidate List, OEHHA Prop 65, RoHS Annex II). Other regulations are estimated from composition and material classification. All screening is a starting point for due diligence — always verify with your supplier before making compliance decisions.