Dy4 Cu4 S8

semiconductor

· Dy4 Cu4 S8

Dy₄Cu₄S₈ is a ternary chalcogenide semiconductor compound combining dysprosium, copper, and sulfur. This material belongs to the family of rare-earth transition metal sulfides, which are primarily of academic and research interest for exploring novel electronic and magnetic properties rather than established commercial applications. The dysprosium content and mixed-metal composition suggest potential applications in thermoelectric energy conversion, magnetic refrigeration, or advanced optoelectronic devices, though the material remains largely in the experimental phase without widespread industrial deployment.

thermoelectric materials (research)rare-earth semiconductors (experimental)magnetic materials developmentoptoelectronics (emerging)solid-state physics researchmaterials discovery

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.710	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-1.485	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.

Dy4 Cu4 S8

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control