LiBeCu4

metal

· JVASP-74752· LiBeCu4

LiBeCu4 is a quaternary copper-based alloy containing lithium and beryllium as primary alloying elements. This is a specialized research or experimental composition that combines copper's excellent electrical and thermal conductivity with the low density contribution of lithium and beryllium's strength and stiffness, positioning it for advanced lightweight structural or functional applications. The material's distinct composition suggests development for high-performance sectors where weight reduction, thermal management, and electrical performance must be balanced, though its status as a defined alloy indicates limited widespread industrial adoption compared to conventional copper alloys.

aerospace structureselectrical connectorsthermal management systemslightweight structural componentsresearch/development applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.780	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	0.000	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.2307	eV/atom	—
Formation Energy(ΔHf)	0.1330	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.

LiBeCu4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control