NaCrAs

metal
· JVASP-75711· NaCrAs

NaCrAs is an intermetallic compound combining sodium, chromium, and arsenic elements, representing a specialized material from the sodium-transition metal arsenide family. This compound is primarily of research and development interest rather than established in high-volume industrial production, with potential applications in semiconductor, thermoelectric, and advanced materials research where unconventional elemental combinations offer tailored electronic or thermal properties. Engineers would consider NaCrAs in niche applications requiring specific electronic band structures or phase stability that conventional alloys cannot provide, though material maturity and availability remain limiting factors for mainstream engineering adoption.

Research and developmentExperimental semiconductorsThermoelectric materialsIntermetallic compoundsAdvanced electronic materials

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
7,102.5
ksi—
Poisson's Ratio(ν)
0.3900
-—
Shear Modulus(G)
1,685.3
ksi—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
0.1449
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
4.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.4934
eV/atom—
Formation Energy(ΔHf)
0.1912
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

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.