Li4 Fe2 Si4 O12

semiconductor

· Li4 Fe2 Si4 O12

Li₄Fe₂Si₄O₁₂ is a lithium iron silicate ceramic compound that belongs to the class of mixed-metal oxide semiconductors. This material is primarily of research interest for energy storage and solid-state battery applications, where lithium silicates are explored as potential solid electrolyte materials or active cathode/anode components due to their ionic conductivity and structural stability. The iron-containing silicate family offers potential cost advantages over purely lithium-based ceramics, though industrial adoption remains limited; engineers would consider this compound for next-generation battery development or specialized ceramic applications where lithium ion transport and thermal stability are critical.

solid-state battery researchlithium-ion conductorsceramic electrolytesenergy storage developmentthermal barrier coatings (exploratory)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.688	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.385	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.

Li4 Fe2 Si4 O12

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control