Rb3Al — Properties & Data | MatWorld

Rb3Al

metal

· JVASP-79029· Rb3Al

Rb3Al is an intermetallic compound composed of rubidium and aluminum, belonging to the family of alkali-metal aluminides. This material is primarily of research and academic interest rather than a mature commercial engineering material; it serves as a model compound for studying electron transfer, bonding mechanisms, and physical properties in alkali-metal–transition-metal systems. Rb3Al may find niche applications in advanced materials research, catalysis development, or specialized high-energy physics experiments where its unique crystal structure and electronic properties are leveraged, though practical engineering use remains limited compared to conventional aluminum alloys or established intermetallics.

research and developmentmaterials science studiesintermetallic structure investigationcatalysis researchacademic material characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	6.560	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3200	-	DFT · OptB88vdW
Shear Modulus(G)	3.550	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.322	kg/m³	DFT · OptB88vdW

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Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
Magnetic Moment(μB)	1.500	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.0000860	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000843	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	12.28	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	12.08	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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)	0.2340	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.2112	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

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.

Rb3Al

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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