RbAlH2
metal· JVASP-139235· RbAlH2
RbAlH₄ is a complex metal hydride compound combining rubidium, aluminum, and hydrogen, belonging to the family of alkali metal aluminum hydrides. This material is primarily investigated in research and development contexts for hydrogen storage applications, where its high hydrogen content by weight makes it a candidate for next-generation energy storage systems. Notable compared to conventional hydrides, RbAlH₄ exhibits significant potential in portable power and mobile energy applications, though it remains largely in the experimental phase with ongoing studies focused on practical synthesis, thermal stability, and hydrogen release kinetics.
hydrogen storage systemsenergy research and developmentportable power applicationschemical energy storagefuel cell auxiliary systemsadvanced materials research
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 24.48 | GPa | — | ||
Poisson's Ratio(ν) | 0.2200 | - | — | ||
Shear Modulus(G) | 18.35 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 2.778 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.000 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.2823 | eV/atom | — | ||
Formation Energy(ΔHf) | 0.04870 | 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.