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:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
543
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
1.311
eV—
Dielectric Constant (Relative Permittivity)(εr)
3.762
-—
Magnetic Moment(μB)
0.000
µB—
Piezoelectric Modulus(eij)
0.000
C/m²—
Seebeck Coefficient(S)
-271.3
µV/K—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
1.145
eV/atom—
Formation Energy(ΔHf)
0.9708
eV/atom—
Verified Unverified Low confidence (<80%) Link to source

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.