Li4CO4

ceramic

· JVASP-85382· Li4CO4

Li₄CO₃ is an inorganic ceramic compound combining lithium oxide and carbonate phases, belonging to the family of lithium-based ceramics. This material is primarily of research and developmental interest for energy storage and solid-state electrolyte applications, where lithium ceramics are being explored as potential replacements for liquid electrolytes in next-generation batteries. Engineers would consider this compound in electrochemical device development, particularly where ionic conductivity, thermal stability, and compatibility with lithium metal anodes are critical design factors.

solid-state battery electrolytesenergy storage researchlithium-ion technology developmentceramic ionic conductorsthermal barrier materialselectrochemical devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	12,122.3	ksi	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2800	-	DFT · OptB88vdW
Shear Modulus(G)	7,644.9	ksi	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	0.08512	lb/in³	DFT · OptB88vdW

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

Filter by

Method

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	5.284	eV	DFT · OptB88vdW
↳	7.780	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	11.81	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	2.746	-	DFT · OptB88vdW
↳	2.208	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.3348	C/m²	DFT · OptB88vdW
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	0.000	%	DFT · TBmBJ

N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form, heat treatment, basis, or test environment.

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1825	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-1.866	eV/atom	DFT · OptB88vdW

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

Reference data from cited sources. Not verified or certified by MatWorld Inc. Verify against the source before use in design. Terms: engineering data

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.

Li4CO4 — Properties & Data | MatWorld

Li4CO4

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental