Pr3SiAgSe7

metal
· JVASP-49330· Pr3SiAgSe7

Pr3SiAgSe7 is an intermetallic compound combining praseodymium, silver, silicon, and selenium—a rare-earth metal composite in the research phase rather than an established commercial material. This compound belongs to the family of quaternary semiconducting or semi-metallic intermetallics, typically investigated for potential applications in thermoelectric devices, photovoltaic materials, or specialized electronic components where mixed-valence metal coordination offers tunable electronic properties. Engineers would consider this material only in exploratory R&D contexts where novel bandgap engineering or thermal-to-electrical energy conversion is the target, as industrial maturity, scalable synthesis, and established processing routes are not yet established.

thermoelectric researchsemiconductor compounds (exploratory)rare-earth intermetallics (lab-scale)photovoltaic materials (experimental)electronic device prototypingmaterials science research

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Density(ρ)
0.2180
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.503
eV
Dielectric Constant (Relative Permittivity)(εr)
16.33
-
Magnetic Moment(μB)
0.000
µB
Piezoelectric Modulus(eij)
0.1635
C/m²
Seebeck Coefficient(S)
-206
µV/K
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.000
eV/atom
Formation Energy(ΔHf)
-1.402
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.