Li5B4

ceramic

· JVASP-8661· Li5B4

Li5B4 is a lithium borate ceramic compound belonging to the boron-containing oxide ceramic family. It is primarily investigated as a research material for solid-state electrolyte and lithium-ion battery applications, where its ionic conductivity and stability in lithium electrochemical environments make it of theoretical interest. This experimental compound represents the broader research effort to develop inorganic ceramic electrolytes that could improve energy density, thermal stability, and safety compared to conventional liquid electrolytes in next-generation battery systems.

solid-state battery electrolyteslithium-ion energy storagehigh-temperature electrochemistryresearch and developmentalternative electrolyte materials

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.04350	lb/in³	DFT · OptB88vdW

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

Filter by

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.000329	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.000318	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	12.37	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	12.35	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)	0.6375	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.4141	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.

Li5B4 — Properties & Data | MatWorld

Li5B4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental