Co1 Cu2 Se4 Sn1

semiconductor

· Co1 Cu2 Se4 Sn1

Co₁Cu₂Se₄Sn₁ is a quaternary chalcogenide semiconductor compound combining cobalt, copper, tin, and selenium in a mixed-metal selenide framework. This is a research-phase material rather than an established commercial compound; it belongs to the broader family of multinary chalcogenide semiconductors being investigated for photovoltaic and thermoelectric applications where compositional tuning enables bandgap engineering and carrier control. The multi-element composition offers potential advantages in cost reduction and performance optimization compared to binary or ternary alternatives, though industrial adoption remains limited pending demonstration of scalable synthesis and reliable device-level performance.

photovoltaic researchthermoelectric devicesthin-film semiconductorsbandgap engineeringemerging photovoltaicsmaterials research

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.00210	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.2210	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.

Co1 Cu2 Se4 Sn1

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control