MnFeCoGe — Properties & Data | MatWorld

MnFeCoGe

Name: MnFeCoGe
Brand: MatWorld

metal

· MnFeCoGe

MnFeCoGe is a quaternary intermetallic compound belonging to the Heusler alloy family, composed of manganese, iron, cobalt, and germanium elements. This material is primarily of research and developmental interest, investigated for potential applications in magnetic and magnetocaloric technologies where the combination of ferromagnetic transition metals with germanium offers tunable magnetic properties and phase transformation characteristics. The alloy represents an emerging class of high-entropy metallic systems being explored for next-generation energy conversion and magnetic device applications, though industrial deployment remains limited.

magnetic refrigeration materialsmagnetocaloric researchHeusler alloy developmentshape-memory alloy researchenergy conversion systemsmagnetic device components

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	30,037.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.3000	-	DFT · OptB88vdW
Shear Modulus(G)	208.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3132	lb/in³	DFT · OptB88vdW

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

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)3 entries	0.000	eV	DFT · OptB88vdW
↳	0.000	eV	DFT · TBmBJ
↳	0.000	eV	Measured
Dielectric Constant (Relative Permittivity)(εr)	192.6	-	DFT · OptB88vdW
Magnetic Moment(μB)	4.046	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.2242	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000239	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000160	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-19.77	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	-16.22	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)	0.00640	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1263	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.

MnFeCoGe

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

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