PrAsS — Properties & Data | MatWorld

PrAsS

ceramic

· JVASP-152158· PrAsS

PrAsS is a ceramic compound composed of praseodymium and arsenic, representing an intermetallic or compound ceramic in the rare-earth arsenic family. This material belongs to an emerging class of functional ceramics studied primarily in research settings for potential applications requiring high stiffness and thermal stability. Its selection would be driven by specialized requirements in high-performance electronics, photonics, or extreme-environment applications where rare-earth compounds offer unique magnetic, optical, or structural properties unavailable in conventional ceramics.

rare-earth ceramicsresearch compoundshigh-temperature applicationssemiconductor substratesmagnetic devicesphotonic materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	79.18	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2400	-	DFT · OptB88vdW
Shear Modulus(G)	51.85	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	5.869	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.2470	eV	DFT · OptB88vdW
↳	0.3420	eV	DFT · TBmBJ
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	18.85	-	DFT · OptB88vdW
↳	22.02	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	7.250	%	DFT · TBmBJ

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.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000400	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.693	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

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.

PrAsS

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental