SmGe3 — Properties & Data | MatWorld

SmGe3

ceramic

· JVASP-37370· SmGe3

SmGe₃ is an intermetallic ceramic compound combining samarium (a rare-earth element) with germanium in a 1:3 stoichiometric ratio. This material belongs to the rare-earth germanide family and is primarily of research and developmental interest rather than established industrial production. SmGe₃ and related rare-earth germanides are investigated for potential applications in thermoelectric devices, semiconducting components, and high-temperature materials where the combination of rare-earth elements and group-14 semiconductors may offer unique electronic or thermal properties; however, practical deployment remains limited compared to conventional alternatives due to cost, processing complexity, and the specialized nature of rare-earth sourcing.

thermoelectric researchrare-earth intermetallicssemiconductor developmenthigh-temperature electronicsmaterials researchexperimental compounds

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2588	lb/in³	DFT · OptB88vdW

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

Filter by

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	0.000892	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000876	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	4.170	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	3.700	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)	0.1304	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.3855	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.

SmGe3

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental