TaAs

ceramic
· TaAs

Tantalum arsenide (TaAs) is a intermetallic ceramic compound belonging to the transition metal pnictide family, known for its crystalline structure and electronic properties. While primarily a research material rather than an established industrial ceramic, TaAs has attracted significant attention in condensed matter physics and materials science as a Weyl semimetal—a topological quantum material with unique electronic band structure. Engineers and researchers explore TaAs in emerging applications where unconventional electronic transport, high-frequency response, or extreme environment stability may offer advantages over conventional semiconductors or metals, though it remains largely in the experimental phase outside specialized research contexts.

topological quantum materials researchhigh-frequency electronicsextreme temperature applicationscondensed matter physics experimentationnext-generation semiconductor alternatives

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
Pa
Poisson's Ratio(ν)
-
Shear Modulus(G)
Pa
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
kg/m³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Magnetic Moment(μB)
µB
Seebeck Coefficient(S)
µV/K
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.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
eV/atom
Verified Unverified Low confidence (<80%) Link to source

Regulatory Screening

Environmental

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.