InCuS2

semiconductor
· InCuS2

InCuS₂ is a ternary semiconductor compound combining indium, copper, and sulfur, belonging to the family of chalcopyrite-type semiconductors. This material is primarily of research interest for photovoltaic and optoelectronic applications, where its direct bandgap and light-absorbing properties make it a candidate for thin-film solar cells and photodetectors as an alternative to more established compounds like CIGS (copper indium gallium selenide). While not yet widely commercialized, InCuS₂ represents an experimental approach to reducing reliance on scarce elements in semiconductor technology, though material stability and device efficiency optimization remain active areas of investigation.

thin-film photovoltaicsphotodetectorsoptoelectronic devicessolar cell absorber layerssemiconductor researchlight-harvesting applications

Compliance & Regulations

?EAR?Conflict Free?RoHS?REACH?TSCA?Prop 65
PropertyValueUnitConditionsSource
Bulk Modulus(K)
ksi
Poisson's Ratio(ν)
-
Shear Modulus(G)
ksi
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Density(ρ)
lb/in³
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Band Gap(Eg)2 entries
eV
eV
Magnetic Moment(μB)
µB
Piezoelectric Modulus(eij)
C/m²
Seebeck Coefficient(S)
µV/K
N entriesMultiple entries per property — large groups are collapsed; click a summary row to expand. Use filters above to narrow by form / heat treatment / basis.
Verified Unverified Low confidence (<80%) Link to source
PropertyValueUnitConditionsSource
Energy Above Hull(ΔEhull)
eV/atom
Formation Energy(ΔHf)
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.