LiBeNb

metal

· JVASP-68551· LiBeNb

LiBeNb is an experimental ternary intermetallic alloy combining lithium, beryllium, and niobium. This material family is primarily investigated in research contexts for aerospace and nuclear applications where extremely low density combined with high-temperature strength is critical. LiBeNb remains largely developmental rather than production-scale, positioned within the broader class of lightweight refractory intermetallics that could replace traditional titanium or nickel superalloys in weight-sensitive, high-temperature environments.

aerospace structures (research phase)high-temperature refractory applicationslightweight alloy developmentnuclear reactor components (experimental)advanced propulsion systemsmaterials science research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	3.978	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)	0.5067	eV/atom	—
Formation Energy(ΔHf)	0.3806	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.

LiBeNb

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control