LiZn2Cu — Properties & Data | MatWorld

LiZn2Cu

metal

· JVASP-81285· LiZn2Cu

LiZn₂Cu is a lightweight metallic alloy combining lithium, zinc, and copper—a ternary system that falls within the family of advanced lightweight metals being explored for aerospace and structural applications. This is primarily a research and development material rather than a commodity alloy; it represents experimental work in ultra-low-density metal systems where lithium's extreme lightness is leveraged alongside zinc and copper for improved mechanical properties and corrosion resistance. The combination is notable for potential applications demanding exceptional strength-to-weight performance in weight-critical environments, though industrial adoption remains limited pending validation of manufacturing scalability, long-term stability, and cost-effectiveness compared to established aluminum or magnesium alternatives.

aerospace structural componentslightweight armorresearch alloyshigh-performance batteries (structural casings)experimental engineering

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	543	kg/m³	DFT · OptB88vdW

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Method

Carrier

Property	Value	Unit	Conditions
Band Gap(Eg)2 entries	1.311	eV	DFT · OptB88vdW
↳	1.557	eV	DFT · TBmBJ
Dielectric Constant (Relative Permittivity)(εr)	3.762	-	DFT · OptB88vdW
High-Frequency Dielectric Constant (ε∞)(ε∞)2 entries	3.425	-	DFT · OptB88vdW
↳	2.384	-	DFT · TBmBJ
Magnetic Moment(μB)	0.000	µB	DFT · OptB88vdW
Piezoelectric Modulus(eij)	0.000	C/m²	DFT · OptB88vdW
Thermoelectric Power Factor(PF)2 entries	0.00639	W/(m·K²)	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	0.00150	W/(m·K²)	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Seebeck Coefficient(S)2 entries	-271.3	μV/K	DFT · OptB88vdW · n-type · 1e20 cm⁻³ · 327°C
↳	289.6	μV/K	DFT · OptB88vdW · p-type · 1e20 cm⁻³ · 327°C
Spectroscopic Limited Maximum Efficiency (SLME)(SLME)	31.56	%	DFT · TBmBJ

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)	1.145	eV/atom	DFT · OptB88vdW
Formation Energy(ΔHf)	0.9708	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

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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.

LiZn2Cu

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

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