Fe1 Cu2 Sn1 S4

semiconductor

· Fe1 Cu2 Sn1 S4

Fe₁Cu₂Sn₁S₄ is a quaternary sulfide semiconductor compound combining iron, copper, tin, and sulfur elements. This material belongs to the family of mixed-metal sulfides, which are of significant research interest for photovoltaic, thermoelectric, and photocatalytic applications due to their tunable band gaps and abundant constituent elements. While not yet a mainstream commercial material, compounds in this family are being investigated as cost-effective alternatives to conventional semiconductors for energy conversion and environmental remediation, with potential advantages in sustainability and processing flexibility compared to traditional III-V or II-VI semiconductors.

thin-film photovoltaicsthermoelectric devicesphotocatalytic applicationsresearch semiconductorsenergy conversion materialsenvironmental remediation

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	9,939.9	ksi	—
Shear Modulus(G)	3,660.8	ksi	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00870	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3870	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.

Fe1 Cu2 Sn1 S4

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control