Mg3Bi2

ceramic

· Mg3Bi2

Mg3Bi2 is an intermetallic ceramic compound belonging to the magnesium-bismuth system, combining a lightweight metallic element with a semimetal to form a brittle ceramic phase. This material is primarily of research interest for thermoelectric applications and energy conversion, where the bismuth content can contribute to phonon scattering and electronic transport properties; it is not yet established in mainstream industrial production. Engineers would investigate this compound in early-stage thermal management or power generation projects where experimental thermoelectric materials are being evaluated, though it remains largely confined to academic laboratories and materials development programs rather than fielded commercial systems.

thermoelectric devices (research)thermal energy harvestinghigh-temperature heat rejectionmaterials screening for semiconductorslightweight ceramics (experimental)bismuth-containing intermetallics

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	36.50	GPa	—
↳	37.41	GPa	—
Poisson's Ratio(ν)	0.3200	-	—
Shear Modulus(G)2 entries	14.54	GPa	—
↳	15.93	GPa	—

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	Source
Density(ρ)	5.730	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	0.000	eV	—
↳	0.00700	eV	—
Magnetic Moment(μB)	0.000	µB	—

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	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.2671	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.

Mg3Bi2

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental