NaAlGe — Properties & Data | MatWorld

NaAlGe

metal

· NaAlGe

NaAlGe is an intermetallic compound combining sodium, aluminum, and germanium, belonging to the family of lightweight metallic compounds with unusual elastic properties. This material is primarily of research interest rather than established industrial use, studied for potential applications in advanced structural materials where unconventional mechanical behavior—such as negative Poisson's ratio characteristics—could provide unique damping or energy absorption capabilities. Engineers would consider this compound in exploratory projects requiring materials with anomalous elastic responses, though it remains largely in the laboratory phase without widespread commercial deployment.

research and developmentauxetic materialslightweight structural compositesdamping and energy absorptionexperimental aerospace applicationsacoustic/vibration control systems

Compliance & Regulations

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

Units:

si imperial

Filter by

Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	5,252	ksi	DFT
↳	5,966.9	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	-0.1300	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	2,933.2	ksi	DFT
↳	3,279.3	ksi	DFT · OptB88vdW

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
Density(ρ)	0.1138	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000767	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00117	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	34.56	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	34.21	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2557	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.

NaAlGe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control