Pr4CuS7

metal
· JVASP-141723· Pr4CuS7

Pr₄CuS₇ is a rare-earth copper sulfide compound belonging to the family of ternary chalcogenides, combining praseodymium with copper and sulfur. This material is primarily of research and exploratory interest rather than established industrial production; compounds in this family are investigated for potential applications in thermoelectric devices, photocatalysis, and solid-state electronics where the layered sulfide structure and rare-earth electronic properties may offer functional advantages over conventional semiconductors or intermetallic compounds.

thermoelectric researchphotocatalytic materialssolid-state electronics (exploratory)rare-earth compound developmentenergy conversion (advanced materials)

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
0.1735
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV
Magnetic Moment(μB)
0.000
µB
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.1222
eV/atom
Formation Energy(ΔHf)
-1.794
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.