Mg2Si0.997Bi0.003

ceramic

· Mg2Si0.997Bi0.003

Mg2Si0.997Bi0.003 is a magnesium silicide-based ceramic compound with bismuth doping, belonging to the intermetallic ceramic family. This is a research-phase material designed to improve thermoelectric performance in magnesium silicide systems; the bismuth substitution modifies carrier concentration and scattering behavior to enhance energy conversion efficiency at moderate temperatures. The material targets applications where thermal management and power generation must coexist, competing against traditional Seebeck materials like bismuth telluride and lead telluride, with the advantage of using more abundant, lower-toxicity precursors.

thermoelectric generatorswaste heat recoverysolid-state cooling systemsresearch materialsmid-temperature power generationthermal energy harvesting

Compliance & Regulations

?Conflict Free?RoHS?REACH?TSCA?Prop 65

Units:

si imperial

Property	Value	Unit	Conditions	Source
Thermal Conductivity(k)2 entries	6.160	W/(m·K)	—
↳	6.160	W/(m·K)	27°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, or test environment.

Verified Unverified Low confidence (<80%) Link to source

Property	Value	Unit	Conditions
Electrical Conductivity(σ)	2,049.2	S/cm	27°C
Electrical Resistivity(ρe)	0.00000488	Ω·m	27°C
Thermoelectric Power Factor(PF)	0.00120	W/(m·K²)	27°C
Seebeck Coefficient(S)	-76.60	μV/K	27°C
Thermoelectric Figure of Merit(zT)	0.05856	-	27°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.

Mg2Si0.997Bi0.003

Thermal Properties

Electrical Properties

Regulatory Screening

Environmental