PrAs

semiconductor
· PrAs

Praseodymium arsenide (PrAs) is a rare-earth pnictide semiconductor compound combining praseodymium with arsenic, belonging to the family of binary intermetallic semiconductors studied primarily in condensed matter physics and materials research. While not widely deployed in commercial applications, PrAs and related rare-earth pnictides are investigated for potential use in high-frequency optoelectronics, thermoelectric devices, and quantum materials research due to their unique electronic band structures and strong spin-orbit coupling effects. The material remains largely experimental, with engineering interest concentrated in specialized research environments and emerging technologies where rare-earth compounds offer performance advantages over conventional semiconductors.

thermoelectric researchhigh-frequency semiconductor devicesquantum materials researchnarrow-bandgap optoelectronicsrare-earth compound studies

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
71.90
GPa—
Poisson's Ratio(ν)
0.2400
-—
Shear Modulus(G)
50.10
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
7.130
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
1.000
eV—
↳
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Seebeck Coefficient(S)
5.607
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)
0.4227
eV/atom—
Formation Energy(ΔHf)
-1.130
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.