RbAlH4

metal
· JVASP-139233· RbAlH4

Rubidium aluminum hydride (RbAlH₄) is a complex metal hydride compound belonging to the alkali metal alanate family, primarily of interest in hydrogen storage and energy research rather than conventional structural applications. This material is investigated as a potential solid-state hydrogen storage medium due to its high theoretical hydrogen content, though it remains largely in the research phase with limited commercial deployment. Engineers and researchers consider RbAlH₄ in next-generation energy systems where high-density hydrogen storage, fuel cell integration, or chemical energy conversion is critical, though thermal stability, dehydrogenation kinetics, and synthesis scalability remain active areas of development.

hydrogen storage systemsfuel cell applicationschemical energy storageadvanced battery researchenergy conversion materialsportable power systems

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
5,256.2
ksi—
Poisson's Ratio(ν)
0.2100
-—
Shear Modulus(G)
3,720.2
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.09321
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
2.720
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom—
Formation Energy(ΔHf)
-0.2747
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.