Y3CuGeSe7

metal

· JVASP-49703· Y3CuGeSe7

Y3CuGeSe7 is a ternary intermetallic compound composed of yttrium, copper, germanium, and selenium, belonging to the family of rare-earth-based chalcogenides. This is a research-phase material studied for its potential thermoelectric and semiconducting properties rather than an established engineering material in widespread industrial use. The compound represents exploratory work in solid-state chemistry where rare-earth elements are combined with transition metals and chalcogen semiconductors to engineer electronic band structures and phonon scattering for potential energy conversion or optoelectronic applications.

thermoelectric materials researchsemiconductor device developmentrare-earth chalcogenidessolid-state physicsexperimental phase materialsenergy conversion applications

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.653	kg/m³	—

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

Property	Value	Unit	Conditions
Band Gap(Eg)	1.100	eV	—
Magnetic Moment(μB)	0.000	µB	—
Seebeck Coefficient(S)	-181.7	µV/K	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.000	eV/atom	—
Formation Energy(ΔHf)	-1.344	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.

Y3CuGeSe7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control