PrAs

Name: PrAs
Brand: MatWorld

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:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	10,428.2	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)	7,266.4	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2576	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
↳	1.000	eV	Measured
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000135	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000595	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-11.56	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-7.790	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)	0.4227	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.130	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

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.

PrAs — Properties & Data | MatWorld

PrAs

Mechanical Properties

Physical Properties

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