NbAs — Properties & Data | MatWorld

NbAs

metal

· NbAs

NbAs is a niobium arsenide intermetallic compound that belongs to the class of transition metal pnictides, characterized by a rock-salt crystal structure. While primarily investigated in condensed matter physics and materials research rather than established industrial production, NbAs has garnered significant attention as a topological semimetal candidate with potential applications in next-generation electronic and quantum devices where exotic band structures and high carrier mobility are advantageous. The material's combination of metallic bonding and semiconducting characteristics makes it relevant for exploratory research in high-speed electronics, magnetotransport phenomena, and quantum computing platforms.

topological semimetal researchhigh-speed electronics (exploratory)condensed matter physicsquantum device platformsmagnetotransport studiesadvanced functional materials

Compliance & Regulations

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

Units:

si imperial

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	23,425.9	ksi	DFT
↳	23,574.4	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2700	-	DFT · OptB88vdW
Shear Modulus(G)2 entries	12,783.1	ksi	DFT
↳	13,594.4	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.

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Property	Value	Unit	Conditions	Source
Density(ρ)	0.2799	lb/in³	DFT · OptB88vdW

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

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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	0.000343	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000237	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-27.96	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	21.43	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)	-0.6458	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

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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.

NbAs

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