Na4 Fe4 O8

semiconductor

· Na4 Fe4 O8

Na4Fe4O8 is an iron oxide ceramic compound containing sodium, belonging to the family of mixed-metal oxides used in electrochemical and solid-state applications. This material is primarily explored in research contexts for energy storage and catalysis, particularly in sodium-ion battery systems and solid oxide fuel cells where its ionic conductivity and structural stability are leveraged. Compared to conventional lithium-based or pure iron oxide alternatives, sodium-containing iron oxides offer potential cost advantages and resource abundance, making them attractive for large-scale energy applications, though they remain largely in development stages rather than mature commercial production.

sodium-ion battery cathodessolid oxide fuel cellselectrochemical catalysisenergy storage systemssolid-state ionic conductorsresearch/development materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	67.61	GPa	—
Shear Modulus(G)	22.77	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00300	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.510	eV/atom	—

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

Regulatory Screening

Environmental

Export Control

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.

Na4 Fe4 O8

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control