Dy3CuGeS7

metal

· JVASP-96520· Dy3CuGeS7

Dy3CuGeS7 is a ternary chalcogenide compound containing dysprosium, copper, germanium, and sulfur elements. This is a research-phase material studied primarily for its potential thermoelectric and optoelectronic properties, rather than a commercialized engineering material in widespread industrial use. Interest in this compound stems from the rare-earth chalcogenide family's ability to exhibit favorable electron-phonon interactions and band structure engineering for solid-state energy conversion and photonic applications.

thermoelectric devices (research)solid-state cooling systemsoptoelectronic components (experimental)rare-earth compound researchsemiconductor physics investigationsenergy harvesting materials (advanced)

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	5.779	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.714	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)	-1.577	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.

Dy3CuGeS7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control