YbCu9Sn4

metal
· JVASP-97472· YbCu9Sn4

YbCu9Sn4 is a ternary intermetallic compound combining ytterbium, copper, and tin—a rare-earth metal system that belongs to the family of complex metallic alloys. This is primarily a research material studied for its structural and electronic properties, rather than an established commercial alloy; it represents the type of compositionally complex compounds being explored for potential advances in high-performance applications where conventional metallic alloys reach their limits. The ytterbium-copper-tin system is of interest in condensed matter physics and materials science for understanding intermetallic behavior, magnetic properties, and potential use in specialized electronic or thermoelectric applications, though widespread industrial adoption remains limited.

experimental intermetallic researchrare-earth alloy developmentfundamental materials science studyelectronic materials exploration

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
Units:
siimperial
PropertyValueUnitConditionsSource
Density(ρ)
0.3166
lb/in³—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)
0.000
eV—
Magnetic Moment(μB)
0.000
µB—
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
0.01340
eV/atom—
Formation Energy(ΔHf)
-0.1252
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.
YbCu9Sn4 — Properties & Data | MatWorld