In3Cu

metal

· JVASP-110423· In3Cu

In3Cu is an intermetallic compound in the indium-copper system, representing a defined stoichiometric phase rather than a conventional solid solution alloy. This material exists primarily in research and materials science contexts, where it serves as a model system for understanding intermetallic bonding, crystal structure, and phase stability in binary metal systems. In3Cu and related indium-copper phases have potential applications in semiconductor contact metallurgy, brazing alloys, and specialty solder formulations where controlled intermetallic formation is beneficial, though industrial adoption remains limited compared to more conventional copper-based alloys.

semiconductor contactsintermetallic researchbrazing alloysphase diagram studylead-free solder developmentmaterials characterization

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.2675	lb/in³	—

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)	0.1861	eV/atom	—
Formation Energy(ΔHf)	0.1822	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.

In3Cu

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control