Be4 Cu2

semiconductor

· Be4 Cu2

Be₄Cu₂ is an intermetallic compound combining beryllium and copper, representing a research-phase material in the beryllium-copper alloy family. This compound is primarily of academic and materials science interest rather than established industrial production, with potential applications in advanced electronics and thermal management where the combined properties of beryllium (high stiffness, low density, excellent thermal conductivity) and copper (electrical conductivity, ductility) might be leveraged. Engineers would consider this material only in specialized research contexts or emerging technologies where conventional beryllium-copper alloys or other established composites prove insufficient.

experimental intermetallicsthermal management researchelectronic packaging (research phase)aerospace materials developmentmaterials science investigation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01420	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.1260	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.

Be4 Cu2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control