Li4MnSi2O7 — Properties & Data | MatWorld

Li4MnSi2O7

ceramic

· JVASP-47515· Li4MnSi2O7

Li₄MnSi₂O₇ is a lithium-manganese silicate ceramic compound under active research as a potential cathode material for lithium-ion battery applications. This material belongs to the family of layered oxide ceramics and is investigated primarily for energy storage systems where its manganese-based composition offers cost and resource advantages over traditional cobalt-containing cathodes. The compound represents ongoing development in next-generation battery chemistry rather than a mature commercial material, with interest driven by the need for safer, more sustainable, and lower-cost alternatives in electrified transportation and grid-scale energy storage.

lithium-ion battery cathodesenergy storage researchelectric vehicle batteriesgrid-scale power storagebattery materials development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	2.901	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	2.039	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	7.007	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	12.30	-	DFT · OptB88vdW
Magnetic Moment(μB)	5.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.3779	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000159	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000175	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-378.4	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	366.2	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C

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.

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Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.02170	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.518	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.

Li4MnSi2O7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental