Mg2Si0.9985Bi0.0015

ceramic

· Mg2Si0.9985Bi0.0015

Mg2Si0.9985Bi0.0015 is a bismuth-doped magnesium silicide ceramic compound, representing a modified variant of the Mg2Si family of intermetallic ceramics. This is a research-stage material designed to optimize thermoelectric performance through controlled bismuth substitution on the silicon sublattice, making it relevant for advanced heat-to-electricity conversion applications. The bismuth dopant is intended to enhance charge carrier behavior and reduce thermal losses compared to undoped Mg2Si, positioning it as a candidate for next-generation thermoelectric generators in automotive waste heat recovery and industrial thermal energy harvesting.

thermoelectric generatorswaste heat recoveryautomotive thermal managementhigh-temperature energy conversionresearch-stage materialssemiconductor doping studies

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Thermal Conductivity(k)2 entries	7.080	W/(m·K)	—
↳	7.080	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)	1,219.5	S/cm	27°C
Electrical Resistivity(ρe)	0.00000820	Ω·m	27°C
Thermoelectric Power Factor(PF)	0.00140	W/(m·K²)	27°C
Seebeck Coefficient(S)	-107	μV/K	27°C
Thermoelectric Figure of Merit(zT)	0.05916	-	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.

Mg2Si0.9985Bi0.0015

Thermal Properties

Electrical Properties

Regulatory Screening

Environmental