Be4CoGe

metal

· JVASP-107574· Be4CoGe

Be4CoGe is a ternary intermetallic compound combining beryllium, cobalt, and germanium, representing an experimental material from the class of lightweight metallic compounds. This material exists primarily in research contexts rather than established commercial production, with potential applications in high-performance aerospace and advanced structural systems where the combination of low density with metallic bonding could offer advantages. The beryllium-cobalt-germanium system is of academic interest for exploring novel properties in the intermetallic family, though practical adoption depends on successful resolution of processing, cost, and long-term reliability challenges inherent to beryllium-containing alloys.

lightweight aerospace structuresresearch intermetallic compoundshigh-temperature applicationsdensity-critical designsmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.073	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)	0.07140	eV/atom	—
Formation Energy(ΔHf)	-0.1123	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.

Be4CoGe

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control