BeAlH5
metal· BeAlH5
BeAlH5 is an experimental metal hydride compound combining beryllium and aluminum with hydrogen, representing an emerging class of lightweight metallic materials under research investigation. This compound belongs to the family of complex metal hydrides being explored for energy storage and structural applications where low density combined with stiffness is advantageous. BeAlH5 remains primarily in the research phase; potential applications focus on hydrogen storage systems, advanced aerospace structures, and high-performance lightweight components where conventional metals cannot meet combined density and strength requirements.
hydrogen storage researchlightweight aerospace componentsadvanced structural materials developmentenergy storage systemsexperimental alloy systemshigh-stiffness-to-weight applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 4,652.8 | ksi | — | ||
Poisson's Ratio(ν) | 0.1400 | - | — | ||
Shear Modulus(G) | 4,596.2 | ksi | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.03913 | lb/in³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 3.744 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr) | 8.036 | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.03488 | C/m² | — | ||
| ↳ | 0.1006 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -250.8 | 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) | 0.01730 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.1059 | 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.