Si0.7956Ge0.1989P0.0055
ceramic· Si0.7956Ge0.1989P0.0055
Si₀.₇₉₅₆Ge₀.₁₉₈₉P₀.₀₀₅₅ is a silicon-germanium-phosphorus compound ceramic belonging to the group IV/V semiconductor family. This is primarily a research material used to engineer band structure and thermal properties in thermoelectric and optoelectronic applications by combining silicon's abundance and stability with germanium's lower bandgap and phosphorus as a dopant or structural modifier. The silicon-germanium platform is well-established for mid-to-high temperature thermoelectric power generation and waste heat recovery systems, where this phosphorus-modified variant offers potential improvements in electrical-to-thermal property tuning compared to binary Si-Ge alloys.
thermoelectric generatorswaste heat recoverymid-temperature power conversionoptoelectronic researchsemiconductor doping studiesadvanced materials development
Compliance & Regulations
?Conflict Free?RoHS?REACH?TSCA?Prop 65
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Thermal Conductivity(k)2 entries | — | W/(m·K) | — | — | |
| ↳ | — | W/(m·K) | 427°C | — |
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.
Verified Unverified Low confidence (<80%) Link to source
| Property | Value | Unit | Conditions | Source | |
|---|---|---|---|---|---|
Electrical Conductivity(σ) | — | S/cm | 427°C | — | |
Electrical Resistivity(ρe) | — | Ω·m | 427°C | — | |
Thermoelectric Power Factor(PF) | — | W/(m·K²) | 427°C | — | |
Seebeck Coefficient(S) | — | μV/K | 427°C | — | |
Thermoelectric Figure of Merit(zT) | — | - | 427°C | — |
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.