Li — Properties & Data | MatWorld

Li

metal

· Li

Lithium is a soft, lightweight alkali metal prized for its exceptional energy density and electrochemical properties. It is the primary active component in lithium-ion batteries, lithium-polymer batteries, and advanced energy storage systems that power consumer electronics, electric vehicles, and grid-scale storage. Engineers select lithium for applications requiring maximum energy-to-weight ratio, high charge density, and reliability in demanding thermal and cycling environments—making it indispensable for portable power and electrification across transportation and renewable energy sectors.

lithium-ion battery cellselectric vehicle powertrainsportable electronics and consumer devicesgrid energy storage systemsaerospace power systemsthermal management (heat transfer fluids)

Compliance & Regulations

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

Units:

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Method

Property	Value	Unit	Conditions
Bulk Modulus(K)2 entries	13.80	GPa	DFT · OptB88vdW
↳	13.83	GPa	DFT · PBE
Elastic Compliance Tensor(Sij)	Matrix (redacted)	1/GPa	DFT · PBE
Elastic Anisotropy(AU)	0.3418	-	DFT · PBE
Elastic Stiffness Tensor(Cij)	Matrix (redacted)	Pa	DFT · PBE
Poisson's Ratio(ν)2 entries	0.3400	-	DFT · OptB88vdW
↳	0.3108	-	DFT · PBE
Shear Modulus(G)2 entries	6.840	GPa	DFT · OptB88vdW
↳	5.988	GPa	DFT · PBE

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
Density(ρ)	585	kg/m³	DFT · OptB88vdW

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Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	DFT · OptB88vdW
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	-0.000170	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

Export Control

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.

Li

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Regulatory Screening

Environmental

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