CoGe2 — Properties & Data | MatWorld

CoGe2

metal

· JVASP-31638· CoGe2

CoGe2 is an intermetallic compound composed of cobalt and germanium, belonging to the family of transition metal germanides. This material is primarily of research interest rather than established industrial production, investigated for potential applications in thermoelectric devices, magnetic materials, and advanced semiconductor technologies where the electronic and thermal properties of metal-germanium compounds are leveraged.

thermoelectric devicesmagnetic materials researchsemiconductor applicationshigh-temperature materials developmentmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	7.637	kg/m³	DFT · OptB88vdW

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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	0.00124	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00128	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	14.56	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	15.15	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)	0.01220	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1164	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

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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.

CoGe2

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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