Er3Cu4Sn4

metal

· JVASP-151144· Er3Cu4Sn4

Er₃Cu₄Sn₄ is a ternary intermetallic compound combining erbium (a rare-earth element), copper, and tin in a fixed stoichiometric ratio. This material belongs to the rare-earth transition-metal family and is primarily studied in research contexts for its potential in thermoelectric, magnetic, or structural applications where rare-earth strengthening and metallic bonding are leveraged.

rare-earth intermetallics researchthermoelectric materials developmentmagnetic alloy systemshigh-temperature structural compoundsmaterials science characterizationexperimental aerospace/defense applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.3302	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)	0.000	eV/atom	—
Formation Energy(ΔHf)	-0.5050	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.

Er3Cu4Sn4

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control