EuCu2SnS4

semiconductor

· EuCu2SnS4

EuCu₂SnS₄ is a quaternary sulfide semiconductor compound combining europium, copper, tin, and sulfur—a member of the I-II-IV-VI family of materials being investigated for photovoltaic and optoelectronic applications. This is primarily a research-stage material rather than an established commercial compound; it is studied for potential use in thin-film solar cells and light-emitting devices due to its tunable bandgap and earth-abundant constituent elements, offering a lower-cost and less-toxic alternative to traditional cadmium-based or lead halide semiconductors.

photovoltaic researchthin-film solar cellsoptoelectronic devicessemiconductor researchearth-abundant materialsnext-generation solar technology

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.850	eV	—

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.

EuCu2SnS4

Electrical Properties

Regulatory Screening

Environmental

Export Control