YbCu4Au

metal

· JVASP-63220· YbCu4Au

YbCu4Au is an intermetallic compound combining ytterbium, copper, and gold, belonging to the family of rare-earth-transition metal alloys. This material is primarily of research interest rather than established industrial production, investigated for its potentially unique electronic and magnetic properties arising from the interplay between rare-earth and noble metal elements. Such ternary intermetallics are studied in fundamental materials science and condensed matter physics to understand electron correlations and crystal structure effects, with potential applications in specialized electronic or magnetic device development.

research and developmentintermetallic compoundsrare-earth alloyscondensed matter physicsadvanced functional materialselectronic devices (experimental)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	0.4237	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)	-0.4104	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.

YbCu4Au

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control