GeTePb2Se2
ceramic· JVASP-100396· GeTePb2Se2
GeTePb₂Se₂ is a quaternary chalcogenide ceramic compound belonging to the family of lead-tellurium-selenium materials, which are primarily investigated for thermoelectric and optoelectronic applications. This material is largely in the research and development phase rather than established in high-volume production, but the lead-tellurium-selenium family is valued for its narrow bandgap properties and potential use in mid-infrared detection, thermal energy harvesting, and solid-state cooling devices where conventional semiconductors fall short. Engineers consider these compounds when designing systems that must operate in harsh thermal environments or convert waste heat to electrical power at moderate temperatures.
thermoelectric generatorsinfrared detectorsthermal energy harvestingsolid-state cooling deviceshigh-temperature electronics researchoptoelectronic sensors
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Bulk Modulus(K) | 39.11 | GPa | — | ||
Poisson's Ratio(ν) | 0.2900 | - | — | ||
Shear Modulus(G) | 19.91 | GPa | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Density(ρ) | 7.306 | kg/m³ | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Band Gap(Eg) | 0.6870 | eV | — | ||
Magnetic Moment(μB) | 0.000 | µB | — |
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Energy Above Hull(ΔEhull) | 0.02480 | eV/atom | — | ||
Formation Energy(ΔHf) | -0.4090 | eV/atom | — |
Verified Unverified Low confidence (<80%) Link to source
Regulatory Screening
Environmental
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.