Mg9Sn5 — Properties & Data | MatWorld

Mg9Sn5

ceramic

· JVASP-34172· Mg9Sn5

Mg9Sn5 is an intermetallic compound in the magnesium-tin system, representing a ceramic or brittle intermetallic phase rather than a conventional alloy. This compound is primarily of research interest for understanding phase relationships and mechanical behavior in Mg-Sn systems, which are being explored for lightweight structural applications where magnesium alloys offer weight savings over aluminum. Industrial adoption remains limited; the material is notable within metallurgical research contexts for its potential in high-temperature applications or as a reinforcing phase in magnesium composite materials, though engineers typically favor ductile Mg alloys or Mg matrix composites over brittle intermetallic phases for load-bearing components.

magnesium intermetallic researchlightweight structural compositeshigh-temperature phase studiescomposite reinforcement (experimental)aerospace material development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.973	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00132	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00105	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-102.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	105.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02230	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.2253	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Mg9Sn5

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental