Na3AlAs2

metal

· JVASP-10256· Na3AlAs2

Na3AlAs2 is an intermetallic compound containing sodium, aluminum, and arsenic that belongs to the class of metal-based ternary compounds. This material is primarily of research and academic interest rather than established industrial production, being studied for potential applications in semiconductor physics and materials science due to its crystalline structure and electronic properties. The compound represents an exploratory material within the broader field of III-V semiconductor compounds and intermetallics, where researchers investigate how different elemental combinations might enable novel functional properties for emerging technologies.

semiconductor researchintermetallic compoundsmaterials physics studiesexperimental applicationscrystal structure analysiselectronic materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	3,601.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)	2,140.8	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1011	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.018	eV	DFT · OptB88vdW
↳	2.180	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.529	-	DFT · OptB88vdW
↳	5.850	-	DFT · TBmBJ
Electron Effective Mass(m*e)	0.1433	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	2.160	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00116	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00203	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-98.90	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	340.7	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	19.09	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.5797	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.

Na3AlAs2 — Properties & Data | MatWorld

Na3AlAs2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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