Si2 S6 Cu4

semiconductor

· Si2 S6 Cu4

Si₂S₆Cu₄ is a quaternary semiconductor compound combining silicon, sulfur, and copper elements, belonging to the family of mixed-metal chalcogenides. This material is primarily of research interest rather than established industrial production, investigated for its potential in optoelectronic and photovoltaic applications where its bandgap and carrier transport properties could offer advantages in thin-film solar cells or photodetectors. The copper-containing sulfide framework may enable tunable electronic properties and lower processing temperatures compared to conventional silicon-based semiconductors, though commercial viability and large-scale manufacturability remain under development.

thin-film photovoltaicsexperimental semiconductorsphotodetectorsoptoelectronic researchchalcogenide compoundsmaterials research & development

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	1.331	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.5000	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.

Si2 S6 Cu4

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control