Pr5AgSe8

metal

· JVASP-13289· Pr5AgSe8

Pr5AgSe8 is an intermetallic compound combining praseodymium, silver, and selenium—a rare-earth metal selenide that is primarily of research and materials science interest rather than established commercial use. This compound belongs to the family of chalcogenide intermetallics, which are being investigated for potential applications in thermoelectric energy conversion, solid-state electronics, and photonic devices where the combination of rare-earth and noble-metal elements may offer tunable electronic or thermal properties. Engineers considering this material should expect it to be in the experimental or early-development stage, with relevance mainly in academic research, advanced materials screening, or exploratory projects requiring unconventional metal-semiconductor combinations.

thermoelectric materials researchrare-earth intermetallicssolid-state electronics developmentchalcogenide compoundsphotonic device explorationmaterials property screening

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	9,510.1	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	4,545.5	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2398	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.462	eV	DFT · OptB88vdW
↳	1.773	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	33.43	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	10.57	-	DFT · OptB88vdW
↳	8.646	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1436	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000952	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00121	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-213.1	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	311.8	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	27.87	%	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.769	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.

Pr5AgSe8 — Properties & Data | MatWorld

Pr5AgSe8

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control