Sm3CuGeSe7
metal· JVASP-56452· Sm3CuGeSe7
Sm₃CuGeSe₇ is a rare-earth ternary chalcogenide compound combining samarium, copper, germanium, and selenium in a layered crystal structure. This is a research-phase material primarily investigated for its thermoelectric and semiconducting properties rather than established industrial production. The material family shows promise in solid-state energy conversion and photovoltaic applications due to the synergistic effects of rare-earth elements and chalcogenide chemistry, offering potential advantages in thermal-to-electrical conversion efficiency that would distinguish it from conventional thermoelectric alloys.
thermoelectric deviceswaste heat recoverysemiconducting compounds (research)solid-state energy conversionphotovoltaic researchhigh-temperature applications
Compliance & Regulations
?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 6.512 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 1.137 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — | ||
Seebeck Coefficient(S) | -191.3 | µV/K | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.000 | eV/atom | — | ||
Formation Energy(ΔHf) | -1.355 | 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.