RbAlH8N4 — Properties & Data | MatWorld

RbAlH8N4

metal

· JVASP-47704· RbAlH8N4

RbAlH8N4 is an experimental metal hydride compound containing rubidium, aluminum, hydrogen, and nitrogen—a class of materials under active research for energy storage and hydrogen-bearing applications. This compound represents an emerging family of complex hydrides being investigated for potential use in advanced hydrogen storage systems and solid-state energy applications where conventional materials face performance limitations. As a research-phase material, it has not yet achieved widespread industrial deployment but holds promise in the hydrogen economy and next-generation battery or storage technologies.

hydrogen storage researchsolid-state energy systemsadvanced battery materialsmetal hydride compoundsmaterials science research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.07919	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	3.440	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	2.953	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000666	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000699	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-98.84	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	396.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	17.77	%	DFT · TBmBJ

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, or test environment.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00370	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5331	eV/atom	DFT · OptB88vdW

Verified Unverified Low confidence (<80%) Link to source

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

Regulatory Screening

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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.

RbAlH8N4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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