FeSiGe — Properties & Data | MatWorld

FeSiGe

metal

· JVASP-51579· FeSiGe

FeSiGe is an iron-silicon-germanium ternary alloy combining ferrous metallurgy with semiconductor elements. This material family is primarily explored in research contexts for thermoelectric applications and advanced functional materials, where the addition of germanium to iron-silicon systems aims to enhance electrical and thermal properties beyond traditional iron-silicon alloys. Engineers consider FeSiGe compositions when designing materials for waste heat recovery systems or specialized electronic applications where conventional Fe-Si alloys fall short.

thermoelectric deviceswaste heat recoverysemiconductor researchfunctional alloysadvanced metallurgy applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	6.290	kg/m³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.1450	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	34.25	-	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000444	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000628	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-171.2	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	116	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)	0.1617	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.1177	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.

FeSiGe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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