YBe2Cu

metal
· JVASP-71106· YBe2Cu

YBe2Cu is an intermetallic compound combining yttrium, beryllium, and copper, representing a specialized metal system investigated primarily in materials research rather than high-volume industrial production. This material belongs to the family of rare-earth intermetallics and is of interest for its potential in high-performance applications where unusual combinations of stiffness and density are relevant. The compound remains largely experimental, with development focused on understanding phase behavior, mechanical performance, and potential niche applications in aerospace or electronic packaging where beryllium's lightweight and thermal properties, combined with yttrium's strengthening effects, offer theoretical advantages.

aerospace researchintermetallic compositesthermal management materialsmaterials science experimentationhigh-performance alloy development

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Bulk Modulus(K)
75.11
GPa—
Poisson's Ratio(ν)
0.3500
-—
Shear Modulus(G)
29.95
GPa—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
4.395
kg/m³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.5118
eV/atom—
Formation Energy(ΔHf)
0.3486
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.