NaFe4Sb12

metal

· JVASP-23337· NaFe4Sb12

NaFe4Sb12 is an intermetallic compound belonging to the skutterudite family, characterized by a cage-like crystal structure with sodium and iron atoms surrounding antimony. This material is primarily investigated in thermoelectric research for its potential to convert thermal gradients into electrical energy, with particular interest in high-temperature power generation and waste heat recovery applications where its phonon-scattering cage structure can reduce thermal conductivity while maintaining electrical conductivity.

thermoelectric power generationwaste heat recoveryhigh-temperature energy conversionresearch compound

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2620	lb/in³	DFT · OptB88vdW

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00162	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00158	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	64.56	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	63.18	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)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.06538	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

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NaFe4Sb12 — Properties & Data | MatWorld

NaFe4Sb12

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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