Pr3CuSnS7

metal

· JVASP-57559· Pr3CuSnS7

Pr3CuSnS7 is a ternary metal sulfide compound combining praseodymium, copper, and tin in a sulfide matrix. This is a research-phase material studied for its potential in thermoelectric and photovoltaic applications, where mixed-metal sulfides offer tunable electronic properties and potential cost advantages over conventional semiconductors. The compound belongs to an emerging class of materials being explored for solid-state energy conversion devices, though industrial-scale applications remain limited to specialized research and development contexts.

thermoelectric energy conversionphotovoltaic researchsolid-state devicessemiconductor applicationsmaterials research (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.1805	lb/in³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.765	eV	DFT · OptB88vdW
↳	2.337	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	19.08	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	8.496	-	DFT · OptB88vdW
↳	5.531	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.1206	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000561	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000926	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-295.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	295.4	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	15.82	%	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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.587	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

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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.

Pr3CuSnS7 — Properties & Data | MatWorld

Pr3CuSnS7

Physical Properties

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