Li3MnSi2O7 — Properties & Data | MatWorld

Li3MnSi2O7

ceramic

· Li3MnSi2O7

Li₃MnSi₂O₇ is a lithium-manganese silicate ceramic compound being investigated primarily for energy storage and electrochemical applications. This material belongs to the family of lithium-rich oxide ceramics and is of particular interest as a potential cathode or solid-state electrolyte component in next-generation lithium-ion and solid-state battery systems. The combination of lithium and manganese in a silicate framework offers potential advantages in ionic conductivity and structural stability, though this remains largely a research-phase material rather than a widely commercialized product.

solid-state battery cathodeslithium-ion battery materialsenergy storage researchsolid electrolyte componentsadvanced ceramics R&Delectrochemical devices

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions
Bulk Modulus(K)	68.86	GPa	DFT · OptB88vdW
Poisson's Ratio(ν)	0.2500	-	DFT · OptB88vdW
Shear Modulus(G)	43.69	GPa	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Density(ρ)	2.824	kg/m³	DFT · OptB88vdW

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

Filter by

Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	1.284	eV	DFT · OptB88vdW
Dielectric Constant (Relative Permittivity)(εr)	8.786	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	15.26	-	DFT · OptB88vdW
Magnetic Moment(μB)	4.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)2 entries	0.4772	C/m²	DFT · OptB88vdW
↳	0.6144	C/m²	DFT · PBE
Piezoelectric Stress Tensor(eij)	Matrix (redacted)	C/m²	DFT · PBE
Thermoelectric Power Factor(PF)2 entries	0.0000683	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000251	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-368.6	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	400.4	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)	0.1075	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.452	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.

Li3MnSi2O7

Mechanical Properties

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental