Sm3Al — Properties & Data | MatWorld

Sm3Al

Name: Sm3Al
Brand: MatWorld

metal

· Sm3Al

Sm3Al is an intermetallic compound composed of samarium and aluminum, belonging to the rare-earth intermetallic family. This material is primarily of research and specialized industrial interest, valued for applications requiring the unique combination of rare-earth properties with aluminum's lightweight characteristics. Sm3Al and related rare-earth aluminides are explored in high-temperature structural applications, magnetic device components, and advanced alloy development, where their thermal stability and potential for tailored magnetic properties offer advantages over conventional aluminum alloys or pure rare-earth metals.

rare-earth intermetallicshigh-temperature structural applicationsmagnetic device componentsadvanced alloy developmentresearch compoundsthermal barrier candidates

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	49.71	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	25.79	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	7.111	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
↳	0.000	eV	Measured
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00139	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00131	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	28.69	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	27.68	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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.00620	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2114	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.

Sm3Al

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control