BaAlSiH is an experimental intermetallic compound combining barium, aluminum, silicon, and hydrogen, representing research into lightweight metal hydrides and complex intermetallic phases. While not yet commercialized, this material family is of interest in hydrogen storage research, advanced structural applications, and studies of hydride-based systems where hydrogen bonding offers potential for tailored mechanical and chemical properties. Engineers would evaluate such compounds primarily in exploratory projects targeting novel lightweight structures or functional materials where conventional alloys cannot meet combined requirements for density, stiffness, and hydrogen compatibility.
Compliance & Regulations
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 7,675.4 | ksi | — | ||
Poisson's Ratio(ν) | 0.1900 | - | — | ||
Shear Modulus(G) | 6,061.1 | ksi | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 0.1352 | lb/in³ | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.8070 | eV | — | ||
Dielectric Constant (Relative Permittivity)(εr)2 entries | 19.97 | - | — | ||
| ↳ | 17.74 range 15.36–20.13median of 2 measurements | - | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Piezoelectric Modulus(eij)2 entries | 0.3305 | C/m² | — | ||
| ↳ | 0.2655 | C/m² | — | ||
Piezoelectric Stress Tensor(eij) | Matrix (redacted) | C/m² | — | ||
Seebeck Coefficient(S) | -246.4 | µV/K | — |
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.5323 | eV/atom | — |