Al4 Fe4 O14

semiconductor

· Al4 Fe4 O14

Al₄Fe₄O₁₄ is an iron-aluminum oxide ceramic compound that belongs to the mixed-metal oxide semiconductor family, structurally related to spinel and corundum phases. This material is primarily investigated in research contexts for applications requiring combined iron and aluminum oxide phases, such as in catalysis, sensing, or high-temperature ceramic applications where the dual-metal composition offers potential advantages over single-phase alternatives. The compound's semiconductor behavior and mixed-valence metal structure make it of interest for emerging technologies, though industrial-scale deployment remains limited compared to conventional alumina or iron oxide ceramics.

catalytic supportshigh-temperature ceramicsgas sensingresearch/development phasemixed-metal oxide applicationsrefractory coatings

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	2.039	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.978	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.

Al4 Fe4 O14

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control