Mg2Si0.6Ge0.4Bi0.02
ceramic· Mg2Si0.6Ge0.4Bi0.02
Mg₂Si₀.₆Ge₀.₄Bi₀.₀₂ is a doped magnesium silicide-germanide ceramic compound designed as a thermoelectric material. This n-type semiconductor belongs to the Zintl phase family and represents an experimental composition optimized for solid-state heat-to-electricity conversion by substituting germanium for silicon and introducing bismuth as a dopant. The material is relevant to engineers developing advanced thermoelectric modules for waste heat recovery, as the compositional tuning strategy targets improved electrical transport and reduced lattice thermal conductivity compared to undoped binary Mg₂Si or Mg₂Ge phases.
thermoelectric power generationwaste heat recoverysolid-state cooling modulesautomotive exhaust systemsexperimental semiconductors
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.