Li7Si3

ceramic

· Li7Si3

Li7Si3 is an intermetallic ceramic compound combining lithium and silicon, representing a research-stage material in the lithium silicate family. This compound is primarily investigated for energy storage and solid-state electrolyte applications due to lithium's electrochemical activity and the structural stability silicon provides in ceramic matrices. Li7Si3 remains largely experimental rather than widely commercialized, with development focused on next-generation battery systems and advanced thermal/structural applications where its lithium content and ceramic bonding offer potential advantages over conventional alternatives.

solid-state battery electrolyteslithium-ion energy storage researchhigh-temperature structural ceramicsthermal management compositesadvanced aerospace materials (experimental)nuclear or extreme environment applications (research)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3047	eV/atom	—

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

Regulatory Screening

Environmental

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.

Li7Si3

Other Properties

Regulatory Screening

Environmental