S6 Cu4 Ge2

semiconductor

· S6 Cu4 Ge2

S6Cu4Ge2 is a quaternary semiconductor compound combining sulfur, copper, and germanium elements, belonging to the family of mixed-valence or complex chalcogenide semiconductors. This is a research-phase material likely investigated for optoelectronic or thermoelectric applications, as compounds in this compositional space can exhibit tunable bandgaps and potentially enhanced charge transport properties compared to binary or ternary semiconductors. The specific copper-germanium-sulfur chemistry offers opportunities for photovoltaic absorber layers, solid-state electronics, or thermoelectric energy conversion where conventional materials face cost or performance trade-offs.

experimental photovoltaic absorbersthin-film semiconductor devicesthermoelectric applicationsresearch optoelectronicsmaterials discovery phase

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.01390	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.3810	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.

S6 Cu4 Ge2

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control