Li2FeSnP2O8 — Properties & Data | MatWorld

Li2FeSnP2O8

ceramic

· JVASP-44509· Li2FeSnP2O8

Li2FeSnP2O8 is a complex mixed-metal phosphate ceramic compound containing lithium, iron, tin, and phosphate groups, representing an experimental material in the polyphosphate ceramic family. While not yet commercialized for mainstream applications, compounds of this type are being investigated for energy storage and electrochemical applications, particularly as potential solid electrolytes or cathode materials in advanced lithium-ion battery systems where their mixed-valency metal composition and structural properties could offer advantages in ionic conductivity and electrochemical stability.

solid-state battery electrolytescathode materials researchenergy storage developmentadvanced ceramics R&Delectrochemical deviceslithium-ion battery alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.709	kg/m³	DFT · OptB88vdW

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

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Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.3270	eV	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)	14.30	-	DFT · OptB88vdW
Electron Effective Mass(m*e)	0.4433	me	DFT · OptB88vdW · 27°C
Hole Effective Mass(m*h)	0.4433	me	DFT · OptB88vdW · 27°C
Magnetic Moment(μB)	8.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000107	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.0000434	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	7.260	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	140.5	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)	0.03430	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-2.070	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.

Li2FeSnP2O8

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental