Cu2 Se4 In2

semiconductor

· Cu2 Se4 In2

Cu₂Se₄In₂ is a quaternary semiconductor compound combining copper, selenium, and indium elements, belonging to the family of chalcogenide semiconductors with potential for optoelectronic and photovoltaic applications. This material is primarily of research interest rather than established industrial production, studied for its tunable bandgap and carrier transport properties in next-generation solar cells, photodetectors, and light-emitting devices. The incorporation of indium enables band structure engineering compared to simpler binary or ternary analogs, making it relevant to exploratory work in thin-film photovoltaics and visible-spectrum optoelectronics where cost-effective alternatives to conventional III-V semiconductors are sought.

thin-film photovoltaicsphotodetector materialsoptoelectronic devicesbandgap engineeringresearch semiconductorssolar cell alternatives

Compliance & Regulations

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

Units:

si imperial

Property	Value	Unit	Conditions	Source
Bulk Modulus(K)	55.91	GPa	—
Shear Modulus(G)	22.27	GPa	—

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

Property	Value	Unit	Conditions	Source
Band Gap(Eg)	0.6206	eV	—

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

Property	Value	Unit	Conditions	Source
Formation Energy(ΔHf)	-0.4280	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.

Cu2 Se4 In2

Mechanical Properties

Electrical Properties

Other Properties

Regulatory Screening

Environmental

Export Control