TaMnAs — Properties & Data | MatWorld

TaMnAs

metal

· JVASP-40769· TaMnAs

TaMnAs is an intermetallic compound composed of tantalum, manganese, and arsenic, belonging to the family of ternary metal arsenides. This is a research-stage material with limited commercial deployment; it is primarily of interest in fundamental materials science and condensed matter physics for studying magnetic and electronic properties in complex metal systems. The material's potential applications would leverage the unique electronic and magnetic characteristics that arise from combining refractory (tantalum) and transition metal (manganese) elements with a pnictogen, though practical engineering use cases remain under investigation.

experimental intermetallic compoundscondensed matter researchmagnetic materials developmenthigh-temperature phase studiesmaterials characterizationemerging electronic devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3359	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	1.966	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000334	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000326	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-10.71	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-10.59	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)	0.7583	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.4134	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

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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.

TaMnAs

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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