Li2 Fe1 Si1 O4

semiconductor

· Li2 Fe1 Si1 O4

Li2Fe1Si1O4 is a lithium iron silicate compound belonging to the olivine family of semiconducting ceramics, characterized by a mixed-valent iron framework embedded in a silicate network. This material is primarily of research interest for energy storage and electrochemical applications, particularly as a potential cathode material for lithium-ion batteries where its layered structure and lithium mobility offer advantages over conventional oxide cathodes. Engineers consider this compound for high-energy-density battery systems and solid-state electrolyte development, where its semiconductor properties and structural stability under cycling conditions distinguish it from purely ionic ceramics.

lithium-ion battery cathodessolid-state energy storagenext-generation battery researchelectrochemical devicesstructural ceramics for harsh environments

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	103.9	GPa	—
Shear Modulus(G)	54.77	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.02870	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-2.269	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.

Li2 Fe1 Si1 O4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control