Y4FeS7

metal

· JVASP-120732· Y4FeS7

Y4FeS7 is an iron yttrium sulfide compound belonging to the family of rare-earth transition metal chalcogenides. This material is primarily of research interest rather than established in high-volume industrial production, with potential applications in thermoelectric devices, magnetic materials, and advanced ceramics where rare-earth doping is leveraged to modify electronic and thermal properties.

thermoelectric devicesmagnetic material researchsolid-state electronicshigh-temperature ceramicsrare-earth compound development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Density(ρ)	4.098	kg/m³	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.000	eV	—
Magnetic Moment(μB)	4.002	µB	—

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

Property	Value	Unit	Conditions	Source
Energy Above Hull(ΔEhull)	0.1068	eV/atom	—
Formation Energy(ΔHf)	-1.898	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.

Y4FeS7

Physical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control